List of islands of Wisconsin

Islands of the state of Wisconsin

Location of Wisconsin within the United States
Geography
Location	Wisconsin
Major islands	Washington Island, Doty Island, Madeline Island, French Island
Administration
United States
State	Wisconsin

The following is a list of named islands of the state of Wisconsin. According to the USGS, there are 431 named islands, ^[1] and many more unnamed ones among Wisconsin's 15,074 lakes. ^[2] Wisconsin borders both Lake Michigan and Lake Superior producing many of the state's islands. The Mississippi River also has many islands on the state's western boundary. Wisconsin has many rivers including the Wisconsin River and Fox River.

Great Lakes

Lake Michigan

Many of the Wisconsin's islands in Lake Michigan are around the Door Peninsula. ^[3] Islands in Green Bay include those in and around the Green Bay Breakwater. Washington Island is Wisconsin's largest in Lake Michigan and also has a year-round population of 708 as of the 2010 census. The island has a ferry service and operates Washington Island Airport for air travel. ^[4] Rock Island is a state park that can only be accessed by ferry from Washington Island. Plum Island is home to a former Coast Guard Life-Saving Station and historic range lights. ^[5] The islands surrounding the northern part of the peninsula are outcroppings of the Niagara Escarpment.

Washington and surrounding islands

Strawberry Islands

Detroit Island and Detroit Harbor

Pilot Island

Island Name	County	Area (acres)	Area (hectares)	Area (sq mi)	Coordinates
Adventure Island	Door	40	16	0.06	45°09′32″N87°15′55″W / 45.15889°N 87.26528°W / 45.15889; -87.26528 (Adventure Island)
Big Sister Island	Door	5.4	2.2	0.01	45°13′30″N87°08′53″W / 45.22500°N 87.14806°W / 45.22500; -87.14806 (Big Sister Island)
Big Susie Island	Door	11.5	4.7	0.02	45°20′57″N86°55′56″W / 45.34917°N 86.93222°W / 45.34917; -86.93222 (Big Susie Island)
Birds Tree Island	Brown	0.6	0.24	<0.01	44°33′32″N87°59′37″W / 44.55889°N 87.99361°W / 44.55889; -87.99361 (Birds Tree Island)
Cana Island	Door	8.7	3.5	0.01	45°05′17″N87°02′58″W / 45.08806°N 87.04944°W / 45.08806; -87.04944 (Cana Island)
Cat Island	Brown	1.6	0.65	<0.01	44°33′36″N88°00′06″W / 44.56000°N 88.00167°W / 44.56000; -88.00167 (Cat Island)
Chambers Island	Door	2,483	1,005	3.88	45°10′56″N87°21′19″W / 45.18222°N 87.35528°W / 45.18222; -87.35528 (Chambers Island)
Detroit Island	Door	637	258	1.00	45°19′17″N86°54′58″W / 45.32139°N 86.91611°W / 45.32139; -86.91611 (Detroit Island)
Fish Island	Door	1.5	0.61	<0.01	45°23′40″N86°45′52″W / 45.39444°N 86.76444°W / 45.39444; -86.76444 (Fish Island)
Grassy Island	Brown	2.6	1.1	<0.01	44°33′23″N87°59′29″W / 44.55639°N 87.99139°W / 44.55639; -87.99139 (Grassy Island)
Gravel Island	Door	4.0	1.6	0.01	45°15′13″N86°57′46″W / 45.25361°N 86.96278°W / 45.25361; -86.96278 (Gravel Island)
Green Island	Marinette	19	7.7	0.03	45°03′31″N87°29′46″W / 45.05861°N 87.49611°W / 45.05861; -87.49611 (Green Island)
Hat Island	Door	8.0	3.2	0.01	45°06′08″N87°19′04″W / 45.10222°N 87.31778°W / 45.10222; -87.31778 (Hat Island)
Hog Island	Door	2.1	0.85	<0.01	45°21′26″N86°51′05″W / 45.35722°N 86.85139°W / 45.35722; -86.85139 (Hog Island)
Horseshoe Island	Door	32	13	0.05	45°10′44″N87°12′33″W / 45.17889°N 87.20917°W / 45.17889; -87.20917 (Horseshoe Island)
Jack Island	Door	2.5	1.0	<0.01	45°10′24″N87°15′58″W / 45.17333°N 87.26611°W / 45.17333; -87.26611 (Jack Island)
Little Sister Island	Door	3.1	1.3	<0.01	45°13′22″N87°08′33″W / 45.22278°N 87.14250°W / 45.22278; -87.14250 (Little Sister Island)
Little Strawberry Island	Door	3.0	1.2	<0.01	45°09′59″N87°16′10″W / 45.16639°N 87.26944°W / 45.16639; -87.26944 (Little Strawberry Island)
Little Susie Island	Door	2.2	0.89	<0.01	45°20′52″N86°55′57″W / 45.34778°N 86.93250°W / 45.34778; -86.93250 (Little Susie Island)
Pilot Island	Door	6.2	2.5	0.01	45°17′06″N86°55′11″W / 45.28500°N 86.91972°W / 45.28500; -86.91972 (Pilot Island)
Pirate Island	Door	2.9	1.2	<0.01	45°10′38″N87°15′29″W / 45.17722°N 87.25806°W / 45.17722; -87.25806 (Pirate Island)
Plum Island	Door	291	118	0.46	45°18′29″N86°57′11″W / 45.30806°N 86.95306°W / 45.30806; -86.95306 (Plum Island)
Rock Island	Door	975	395	1.52	45°24′55″N86°49′15″W / 45.41528°N 86.82083°W / 45.41528; -86.82083 (Rock Island)
Snake Island (Town of Nasewaupee)	Door	26	11	0.04	44°52′17″N87°31′04″W / 44.87139°N 87.51778°W / 44.87139; -87.51778 (Snake Island )
Snake Island (Town of Washington)	Door	1.4	0.57	<0.01	45°21′03″N86°55′27″W / 45.35083°N 86.92417°W / 45.35083; -86.92417 (Snake Island )
Spider Island	Door	23	9.3	0.04	45°12′34″N86°58′33″W / 45.20944°N 86.97583°W / 45.20944; -86.97583 (Spider Island)
Squaw Island	Door	6.2	2.5	0.01	44°50′06″N87°33′22″W / 44.83500°N 87.55611°W / 44.83500; -87.55611 (Squaw Island)
Texas Rock	Milwaukee	See below note*			42°59′27″N87°52′28″W / 42.99083°N 87.87444°W / 42.99083; -87.87444 (Texas Rock)
Washington Island	Door	15,046	6,089	23.51	45°22′37″N86°53′47″W / 45.37694°N 86.89639°W / 45.37694; -86.89639 (Washington Island)
Willow Island	Brown	1.1	0.45	<0.01	44°33′49″N87°59′56″W / 44.56361°N 87.99889°W / 44.56361; -87.99889 (Willow Island)

• Texas Rock is officially classified as an island, but is only above the surface of the water with very low water levels. ^[6]

Lake Superior

Wisconsin's northernmost point is on Devils Island, part of the Apostle Islands in Lake Superior. It has a population of 302 as of the 2010 census. It can be reached by ferry and airplanes at Major Gilbert Field Airport. The Islands are part of the Apostle Islands National Lakeshore and are featured in Wisconsin's America the Beautiful quarter. ^[7]

Devils Island Seacaves

York Island

Outer Island Light on Outer Island

Island Name	County	Area (acres)	Area (hectares)	Area (sq mi)	Coordinates
Barker's Island	Douglas	55	22	0.09	46°43′09″N92°03′26″W / 46.71917°N 92.05722°W / 46.71917; -92.05722 (Barker's Island)
Basswood Island	Ashland	1,914	775	2.99	46°51′01″N90°44′47″W / 46.85028°N 90.74639°W / 46.85028; -90.74639 (Basswood Island)
Bear Island	Ashland	1,814	734	2.83	47°00′58″N90°45′28″W / 47.01611°N 90.75778°W / 47.01611; -90.75778 (Bear Island)
Cat Island	Ashland	1,339	542	2.09	47°00′48″N90°33′33″W / 47.01333°N 90.55917°W / 47.01333; -90.55917 (Cat Island)
Devils Island	Ashland	310	130	0.48	47°04′17″N90°43′36″W / 47.07139°N 90.72667°W / 47.07139; -90.72667 (Devils Island)
Eagle Island	Bayfield	28	11	0.04	46°56′38″N91°02′11″W / 46.94389°N 91.03639°W / 46.94389; -91.03639 (Eagle Island)
Gull Island	Ashland	3.5	1.4	0.01	46°54′25″N90°26′33″W / 46.90694°N 90.44250°W / 46.90694; -90.44250 (Gull Island)
Hermit Island	Ashland	788	319	1.23	46°53′12″N90°41′07″W / 46.88667°N 90.68528°W / 46.88667; -90.68528 (Hermit Island)
Hog Island	Douglas	55	22	0.09	46°42′16″N92°02′10″W / 46.70444°N 92.03611°W / 46.70444; -92.03611 (Hog Island)
Ironwood Island	Ashland	666	270	1.04	47°00′01″N90°36′56″W / 47.00028°N 90.61556°W / 47.00028; -90.61556 (Ironwood Island)
Long Island	Ashland	309	125	0.48	46°43′37″N90°47′06″W / 46.72694°N 90.78500°W / 46.72694; -90.78500 (Long Island)
Madeline Island	Ashland	15,359	6,216	24.00	46°48′59″N90°41′21″W / 46.81639°N 90.68917°W / 46.81639; -90.68917 (Madeline Island)
Manitou Island	Ashland	1,325	536	2.07	46°57′56″N90°39′26″W / 46.96556°N 90.65722°W / 46.96556; -90.65722 (Manitou Island)
Michigan Island	Ashland	1,539	623	2.40	46°52′55″N90°29′16″W / 46.88194°N 90.48778°W / 46.88194; -90.48778 (Michigan Island)
North Twin Island	Ashland	166	67	0.26	47°04′04″N90°35′14″W / 47.06778°N 90.58722°W / 47.06778; -90.58722 (North Twin Island)
Oak Island	Ashland	5,024	2,033	7.85	46°56′14″N90°43′42″W / 46.93722°N 90.72833°W / 46.93722; -90.72833 (Oak Island)
Otter Island	Ashland	1,323	535	2.07	46°59′46″N90°41′28″W / 46.99611°N 90.69111°W / 46.99611; -90.69111 (Otter Island)
Outer Island	Ashland	7,861	3,181	12.28	47°02′07″N90°25′52″W / 47.03528°N 90.43111°W / 47.03528; -90.43111 (Outer Island)
Raspberry Island	Bayfield	288	117	0.45	46°58′31″N90°47′40″W / 46.97528°N 90.79444°W / 46.97528; -90.79444 (Raspberry Island)
Rocky Island	Ashland	1,049	425	1.64	47°02′21″N90°40′44″W / 47.03917°N 90.67889°W / 47.03917; -90.67889 (Rocky Island)
Sand Island	Bayfield	2,859	1,157	4.47	46°58′45″N90°56′55″W / 46.97917°N 90.94861°W / 46.97917; -90.94861 (Sand Island)
South Twin Island	Ashland	336	136	0.53	47°02′00″N90°38′41″W / 47.03333°N 90.64472°W / 47.03333; -90.64472 (South Twin Island)
Stockton Island	Ashland	9,892	4,003	15.46	46°56′17″N90°34′43″W / 46.93806°N 90.57861°W / 46.93806; -90.57861 (Stockton Island)
York Island	Bayfield	274	111	0.43	46°58′59″N90°51′49″W / 46.98306°N 90.86361°W / 46.98306; -90.86361 (York Island)

Inland Lake and River Islands

There are 377 named islands in inland lakes, rivers and marshes, and many more unnamed islands. ^[8] Over half of the named islands are in the Mississippi River, Wisconsin River, Beaver Dam Lake or Horicon Marsh.

Aerial shot of Garlic Island in Lake Winnebago

Island Name	County	Body of Water	Area (sq mi)	Area (km2)	Coordinates
Ajax Island	Oconto	Oconto River	0.03	0.078	44°53′03″N87°51′23″W / 44.88417°N 87.85639°W / 44.88417; -87.85639 (Ajax Island)
Allen Island	Crawford	Wisconsin River	0.34	0.88	43°07′50″N90°44′33″W / 43.13056°N 90.74250°W / 43.13056; -90.74250 (Allen Island)
Ames Island	Dodge	Horicon Marsh	<0.01	<0.026	43°30′05″N88°40′57″W / 43.50139°N 88.68250°W / 43.50139; -88.68250 (Ames Island)
Amik Island	Douglas	Saint Louis River	0.01	0.026	46°39′22″N92°16′44″W / 46.65611°N 92.27889°W / 46.65611; -92.27889 (Amik Island)
Anchor Island	Iron	Pine Lake	<0.01	<0.026	46°15′56″N90°08′28″W / 46.26556°N 90.14111°W / 46.26556; -90.14111 (Anchor Island)
Anderson Island	Bayfield	Namekagon Lake	0.13	0.34	46°13′44″N91°05′31″W / 46.22889°N 91.09194°W / 46.22889; -91.09194 (Anderson Island)
Ansul Islands	Marinette	Menominee River	0.12	0.31	45°07′07″N87°40′22″W / 45.11861°N 87.67278°W / 45.11861; -87.67278 (Ansul Islands)
Anthony Island	Dodge	Sinnissippi Lake	0.05	0.13	43°21′24″N88°36′01″W / 43.35667°N 88.60028°W / 43.35667; -88.60028 (Anthony Island)
Antigo Island	Oneida	Pelican Lake	0.04	0.10	45°29′35″N89°11′39″W / 45.49306°N 89.19417°W / 45.49306; -89.19417 (Antigo Island)
Apple Island	Dodge	Horicon Marsh	<0.01	<0.026	43°30′53″N88°39′33″W / 43.51472°N 88.65917°W / 43.51472; -88.65917 (Apple Island)
Arrowhead Island	La Crosse	Mississippi River	0.01	0.026	43°53′58″N91°17′11″W / 43.89944°N 91.28639°W / 43.89944; -91.28639 (Arrowhead Island)
Babbs Island	Sawyer	Flambeau River	0.01	0.026	45°46′09″N90°45′17″W / 45.76917°N 90.75472°W / 45.76917; -90.75472 (Babbs Island)
Babe Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′43″N88°52′12″W / 43.46194°N 88.87000°W / 43.46194; -88.87000 (Babe Island)
Baby Fourmile Island	Dodge	Horicon Marsh	<0.01	<0.026	43°29′19″N88°37′42″W / 43.48861°N 88.62833°W / 43.48861; -88.62833 (Baby Fourmile Island)
Baker Island	Marinette	Menominee River	0.01	0.026	45°20′54″N87°45′24″W / 45.34833°N 87.75667°W / 45.34833; -87.75667 (Baker Island)
Bald Eagle Island	Polk	Bone Lake	0.02	0.052	45°31′43″N92°23′17″W / 45.52861°N 92.38806°W / 45.52861; -92.38806 (Bald Eagle Island)
Balls Island	Grant	Mississippi River	0.10	0.26	42°40′11″N90°51′39″W / 42.66972°N 90.86083°W / 42.66972; -90.86083 (Balls Island)
Barkers Island	Marathon	Wisconsin River	0.02	0.052	44°57′48″N89°37′59″W / 44.96333°N 89.63306°W / 44.96333; -89.63306 (Barkers Island)
Barron Island	La Crosse	Mississippi River	0.44	1.1	43°48′55″N91°15′50″W / 43.81528°N 91.26389°W / 43.81528; -91.26389 (Barron Island)
Bass Island	Florence	Bass Lake	<0.01	<0.026	45°53′22″N88°08′15″W / 45.88944°N 88.13750°W / 45.88944; -88.13750 (Bass Island)
Battle Island	Buffalo	Chippewa River	0.07	0.18	44°28′40″N92°03′25″W / 44.47778°N 92.05694°W / 44.47778; -92.05694 (Battle Island)
Battle Island	Vernon	Mississippi River	0.05	0.13	43°27′29″N91°13′49″W / 43.45806°N 91.23028°W / 43.45806; -91.23028 (Battle Island)
Bear Island	Polk	Balsam Lake	<0.01	<0.026	45°27′46″N92°26′24″W / 45.46278°N 92.44000°W / 45.46278; -92.44000 (Bear Island)
Bedker Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°31′08″N88°57′17″W / 43.51889°N 88.95472°W / 43.51889; -88.95472 (Bedker Island)
Beggs Island	Waukesha	Lac La Belle	0.01	0.026	43°07′30″N88°30′32″W / 43.12500°N 88.50889°W / 43.12500; -88.50889 (Beggs Island)
Bell Island	La Crosse	Mississippi River	?	?	43°53′38″N91°15′22″W / 43.89389°N 91.25611°W / 43.89389; -91.25611 (Bell Island)
Bell Island	Columbia	Lake Wisconsin	<0.01	<0.026	43°21'20.5"N 89°38'04.0"W
Belle Island	Vilas	Mamie Lake	0.01	0.026	46°11′38″N89°23′54″W / 46.19389°N 89.39833°W / 46.19389; -89.39833 (Belle Island)
Belle Island	Wood	Wisconsin River	0.01	0.026	44°23′13″N89°49′55″W / 44.38694°N 89.83194°W / 44.38694; -89.83194 (Belle Island)
Bergman Island	Crawford	Mississippi River	0.02	0.052	43°01′08″N91°09′37″W / 43.01889°N 91.16028°W / 43.01889; -91.16028 (Bergman Island)
Bertom Island	Grant	McCartney Lake	0.04	0.10	42°40′57″N90°52′00″W / 42.68250°N 90.86667°W / 42.68250; -90.86667 (Bertom Island)
Beulah Island	Walworth	Lake Beulah	0.05	0.13	42°49′59″N88°22′52″W / 42.83306°N 88.38111°W / 42.83306; -88.38111 (Beulah Island)
Big Banana Island	Sawyer	Chippewa Flowage	0.13	0.34	45°55′53″N91°13′57″W / 45.93139°N 91.23250°W / 45.93139; -91.23250 (Big Banana Island)
Big Island	Burnett	Saint Croix River	0.69	1.8	46°04′50″N92°13′28″W / 46.08056°N 92.22444°W / 46.08056; -92.22444 (Big Island)
Big Island	Iron	Turtle-Flambeau Flowage	3.53	9.1	46°05′45″N90°13′08″W / 46.09583°N 90.21889°W / 46.09583; -90.21889 (Big Island)
Big Island	Marathon	Wisconsin River	0.64	1.7	44°44′25″N89°43′50″W / 44.74028°N 89.73056°W / 44.74028; -89.73056 (Big Island)
Big Island	Oneida	Squash Lake	<0.01	<0.026	45°36′08″N89°33′03″W / 45.60222°N 89.55083°W / 45.60222; -89.55083 (Big Island)
Big Island	Polk	Balsam Lake	0.06	0.16	45°27′48″N92°26′00″W / 45.46333°N 92.43333°W / 45.46333; -92.43333 (Big Island)
Big Island	Richland	Wisconsin River	0.12	0.31	43°11′00″N90°37′56″W / 43.18333°N 90.63222°W / 43.18333; -90.63222 (Big Island)
Big Island	Sawyer	Nelson Lake	0.92	2.4	46°05′20″N91°27′51″W / 46.08889°N 91.46417°W / 46.08889; -91.46417 (Big Island)
Big Island	Wood	Wisconsin River	0.46	1.2	44°24′56″N89°48′27″W / 44.41556°N 89.80750°W / 44.41556; -89.80750 (Big Island)
Big Ripley Island	Oneida	Kawaguesaga Lake	0.03	0.078	45°52′20″N89°44′27″W / 45.87222°N 89.74083°W / 45.87222; -89.74083 (Big Ripley Island)
Big Skunk Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°29′18″N88°51′16″W / 43.48833°N 88.85444°W / 43.48833; -88.85444 (Big Skunk Island)
Big Timber Island	Sawyer	Chippewa Flowage	0.50	1.3	45°55′40″N91°07′49″W / 45.92778°N 91.13028°W / 45.92778; -91.13028 (Big Timber Island)
Birch Island	Sawyer	Chippewa Flowage	0.01	0.026	45°56′00″N91°13′11″W / 45.93333°N 91.21972°W / 45.93333; -91.21972 (Birch Island)
Bird Island	Sawyer	Teal Lake	<0.01	<0.026	46°04′42″N91°06′25″W / 46.07833°N 91.10694°W / 46.07833; -91.10694 (Bird Island)
Black Oak Island	Trempealeau	Mississippi River	0.05	0.13	44°02′08″N91°30′34″W / 44.03556°N 91.50944°W / 44.03556; -91.50944 (Black Oak Island)
Blackbird Island	Winnebago	Lake Winnebago	<0.01	<0.026	44°06′45″N88°27′42″W / 44.11250°N 88.46167°W / 44.11250; -88.46167 (Blackbird Island)
Blackhawk Island	Juneau	Wisconsin River	0.28	0.73	43°39′00″N89°47′35″W / 43.65000°N 89.79306°W / 43.65000; -89.79306 (Blackhawk Island)
Blueberry Island	Marinette	Menominee River	0.01	0.026	45°06′28″N87°39′06″W / 45.10778°N 87.65167°W / 45.10778; -87.65167 (Blueberry Island)
Bonies Mound	Iron	Turtle-Flambeau Flowage	<0.01	<0.026	46°05′16″N90°06′35″W / 46.08778°N 90.10972°W / 46.08778; -90.10972 (Bonies Mound)
Boom Island	Marinette	Menominee River	0.01	0.026	45°06′18″N87°37′54″W / 45.10500°N 87.63167°W / 45.10500; -87.63167 (Boom Island)
Wet Beard Island	Winnebago	Wolf River	0.01	0.026	44°11′54″N88°49′07″W / 44.19833°N 88.81861°W / 44.19833; -88.81861 (Boom Island)
Boomerang Island	Vernon	Mississippi River	0.03	0.078	43°39′39″N91°14′52″W / 43.66083°N 91.24778°W / 43.66083; -91.24778 (Boomerang Island)
Bradys Island	Barron	Hemlock Lake	<0.01	<0.026	45°34′09″N91°34′06″W / 45.56917°N 91.56833°W / 45.56917; -91.56833 (Bradys Island)
Brecker Island	Dodge	Horicon Marsh	0.01	0.026	43°29′10″N88°39′36″W / 43.48611°N 88.66000°W / 43.48611; -88.66000 (Brecker Island)
Broken Bow Island	Vernon	Mississippi River	0.01	0.026	43°39′28″N91°16′01″W / 43.65778°N 91.26694°W / 43.65778; -91.26694 (Broken Bow Island)
Broken Gun Island	La Crosse	Mississippi River	0.01	0.026	43°54′47″N91°17′22″W / 43.91306°N 91.28944°W / 43.91306; -91.28944 (Broken Gun Island)
Brunet Island	Chippewa	Cornell Flowage	0.27	0.70	45°10′58″N91°10′04″W / 45.18278°N 91.16778°W / 45.18278; -91.16778 (Brunet Island)
Brush Island	Dunn	Chippewa River	0.65	1.7	44°45′13″N91°44′11″W / 44.75361°N 91.73639°W / 44.75361; -91.73639 (Brush Island)
Brushwood Island	Dodge	Fox Lake	0.02	0.052	43°35′15″N88°54′43″W / 43.58750°N 88.91194°W / 43.58750; -88.91194 (Brushwood Island)
Bubar Island	Douglas	Saint Croix Flowage	0.45	1.2	46°15′07″N91°53′03″W / 46.25194°N 91.88417°W / 46.25194; -91.88417 (Bubar Island)
Buckeye Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′59″N88°52′19″W / 43.46639°N 88.87194°W / 43.46639; -88.87194 (Buckeye Island)
Bucks Island	Buffalo	Mississippi River	0.01	0.026	44°13′41″N91°52′02″W / 44.22806°N 91.86722°W / 44.22806; -91.86722 (Bucks Island)
Buffalo Island	Buffalo	Chippewa River	0.28	0.73	44°35′07″N92°01′26″W / 44.58528°N 92.02389°W / 44.58528; -92.02389 (Buffalo Island)
Bullrush Island	Buffalo	Mississippi River	0.02	0.052	44°12′05″N91°50′38″W / 44.20139°N 91.84389°W / 44.20139; -91.84389 (Bullrush Island)
Bunyans Hat Island	Rusk	Dairyland Reservoir	0.03	0.078	45°29′44″N91°01′24″W / 45.49556°N 91.02333°W / 45.49556; -91.02333 (Bunyans Hat Island)
Butternut Island	Dodge	Sinnissippi Lake	0.05	0.13	43°22′46″N88°37′15″W / 43.37944°N 88.62083°W / 43.37944; -88.62083 (Butternut Island)
Carlson Island	Polk	Balsam Lake	0.02	0.052	45°28′01″N92°25′49″W / 45.46694°N 92.43028°W / 45.46694; -92.43028 (Carlson Island)
Cedar Island	Iowa	Wisconsin River	0.70	1.8	43°11′04″N89°54′41″W / 43.18444°N 89.91139°W / 43.18444; -89.91139 (Cedar Island)
Cedar Island	Polk	Balsam Lake	<0.01	<0.026	45°27′44″N92°26′51″W / 45.46222°N 92.44750°W / 45.46222; -92.44750 (Cedar Island)
Champaign Island	Bayfield	Namekagon Lake	<0.01	<0.026	46°12′35″N91°06′34″W / 46.20972°N 91.10944°W / 46.20972; -91.10944 (Champaign Island)
Chippewa Island	Dunn	Chippewa River	1.28	3.3	44°45′08″N91°48′01″W / 44.75222°N 91.80028°W / 44.75222; -91.80028 (Chippewa Island)
Clare Island	Sauk	Lake Delton	<0.01	<0.026	43°36′23″N89°46′49″W / 43.60639°N 89.78028°W / 43.60639; -89.78028 (Clare Island)
Clark Island	Adams & Juneau	Wisconsin River	0.27	0.70	43°43′32″N89°50′07″W / 43.72556°N 89.83528°W / 43.72556; -89.83528 (Clark Island)
Clough Island	Douglas	Saint Louis River	0.56	1.5	46°42′10″N92°11′21″W / 46.70278°N 92.18917°W / 46.70278; -92.18917 (Clough Island)
Clubhouse Island	Dodge	Horicon Marsh	0.01	0.026	43°29′34″N88°39′58″W / 43.49278°N 88.66611°W / 43.49278; -88.66611 (Clubhouse Island)
Clumbs Island	Oneida	Lake Minocqua	<0.01	<0.026	45°52′42″N89°41′45″W / 45.87833°N 89.69583°W / 45.87833; -89.69583 (Clumbs Island)
Coleman Islands	Dodge	Horicon Marsh	0.01	0.026	43°28′13″N88°38′59″W / 43.47028°N 88.64972°W / 43.47028; -88.64972 (Coleman Islands)
Coles Island	Dodge	Rock River	0.01	0.026	43°19′22″N88°35′17″W / 43.32278°N 88.58806°W / 43.32278; -88.58806 (Coles Island)
Colin Island	Vilas	Upper Bucktabon Lake	0.01	0.026	46°00′59″N89°20′50″W / 46.01639°N 89.34722°W / 46.01639; -89.34722 (Colin Island)
Cormorant Island	La Crosse	Mississippi River	0.01	0.026	43°54′12″N91°17′54″W / 43.90333°N 91.29833°W / 43.90333; -91.29833 (Cormorant Island)
Cotton Island	Dodge	Horicon Marsh	0.01	0.026	43°29′05″N88°37′46″W / 43.48472°N 88.62944°W / 43.48472; -88.62944 (Cotton Island)
Coumbe Island	Grant	Wisconsin River	0.54	1.4	43°11′52″N90°34′51″W / 43.19778°N 90.58083°W / 43.19778; -90.58083 (Coumbe Island)
Crane Island	Dodge	Sinnissippi Lake	0.01	0.026	43°22′26″N88°36′42″W / 43.37389°N 88.61167°W / 43.37389; -88.61167 (Crane Island)
Crane Island	Vernon	Mississippi River	?	?	43°37′42″N91°13′31″W / 43.62833°N 91.22528°W / 43.62833; -91.22528 (Crane Island)
Crats Island	Buffalo	Mississippi River	0.22	0.57	44°22′59″N92°00′56″W / 44.38306°N 92.01556°W / 44.38306; -92.01556 (Crats Island)
Crescent Island	Oneida	Pelican Lake	<0.01	<0.026	45°30′45″N89°12′32″W / 45.51250°N 89.20889°W / 45.51250; -89.20889 (Crescent Island)
Crownhart Island	Douglas	Upper Saint Croix Lake	0.01	0.026	46°20′25″N91°48′42″W / 46.34028°N 91.81167°W / 46.34028; -91.81167 (Crownhart Island)
Cuba Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′18″N88°51′19″W / 43.45500°N 88.85528°W / 43.45500; -88.85528 (Cuba Island)
Darrow Island	Sawyer	Chippewa Flowage	0.27	0.70	45°58′12″N91°11′48″W / 45.97000°N 91.19667°W / 45.97000; -91.19667 (Darrow Island)
Dead Island	Dodge	Fox Lake	<0.01	<0.026	43°35′26″N88°55′20″W / 43.59056°N 88.92222°W / 43.59056; -88.92222 (Dead Island)
Dead Island	Oneida	Tomahawk Lake	<0.01	<0.026	45°48′52″N89°38′28″W / 45.81444°N 89.64111°W / 45.81444; -89.64111 (Dead Island)
Dead Lake Island	Pepin	Chippewa River	0.60	1.6	44°34′55″N92°02′14″W / 44.58194°N 92.03722°W / 44.58194; -92.03722 (Dead Lake Island)
Deakin Island	Walworth	Middle Lake	0.01	0.026	42°46′29″N88°33′52″W / 42.77472°N 88.56444°W / 42.77472; -88.56444 (Deakin Island)
Deep Hole Island	Buffalo	Mississippi River	0.02	0.052	44°12′12″N91°50′18″W / 44.20333°N 91.83833°W / 44.20333; -91.83833 (Deep Hole Island)
Deer Island	Jackson	Unnamed marsh	0.27	0.70	44°16′47″N90°22′21″W / 44.27972°N 90.37250°W / 44.27972; -90.37250 (Deer Island)
Deer Island	Oconto	Wheeler Lake	<0.01	<0.026	45°19′17″N88°28′46″W / 45.32139°N 88.47944°W / 45.32139; -88.47944 (Deer Island)
Deer Island	Pepin	Mississippi River	?	?	44°27′13″N92°12′07″W / 44.45361°N 92.20194°W / 44.45361; -92.20194 (Deer Island)
Deer Island	Sauk	Wisconsin River	?	?	43°10′34″N90°02′09″W / 43.17611°N 90.03583°W / 43.17611; -90.03583 (Deer Island)
Deer Toe Island	Buffalo	Mississippi River	0.01	0.026	44°12′31″N91°51′45″W / 44.20861°N 91.86250°W / 44.20861; -91.86250 (Deer Toe Island)
Denby Island	Oneida	Medicine Lake	0.04	0.10	45°48′37″N89°07′21″W / 45.81028°N 89.12250°W / 45.81028; -89.12250 (Denby Island)
Devil Island	Dodge	Fox Lake	<0.01	<0.026	43°35′07″N88°56′47″W / 43.58528°N 88.94639°W / 43.58528; -88.94639 (Devil Island)
Dewings Island	Walworth	Mill Lake	0.01	0.026	42°45′35″N88°33′37″W / 42.75972°N 88.56028°W / 42.75972; -88.56028 (Dewings Island)
Diamond Island	Dodge	Rock River	?	?	43°25′34″N88°38′06″W / 43.42611°N 88.63500°W / 43.42611; -88.63500 (Diamond Island)
Diamond Island	Pierce	Mississippi River	0.08	0.21	44°36′09″N92°35′06″W / 44.60250°N 92.58500°W / 44.60250; -92.58500 (Diamond Island)
Dodes Island	Sawyer	Flambeau River	<0.01	<0.026	45°39′10″N90°47′40″W / 45.65278°N 90.79444°W / 45.65278; -90.79444 (Dodes Island)
Doty Island	Winnebago	Fox River	1.11	2.9	44°11′37″N88°26′51″W / 44.19361°N 88.44750°W / 44.19361; -88.44750 (Doty Island)
Drescher Island	Jackson	Unnamed marsh	?	?	44°15′29″N90°24′37″W / 44.25806°N 90.41028°W / 44.25806; -90.41028 (Drescher Island)
Duck Island	Vilas	Lac Vieux Desert	0.03	0.078	46°08′07″N89°05′58″W / 46.13528°N 89.09944°W / 46.13528; -89.09944 (Duck Island)
Dutchman Islands	Juneau	Wisconsin River	0.05	0.13	43°42′29″N89°49′43″W / 43.70806°N 89.82861°W / 43.70806; -89.82861 (Dutchman Islands)
Eagle Island	Florence	Middle Lake	<0.01	<0.026	45°53′38″N88°08′16″W / 45.89389°N 88.13778°W / 45.89389; -88.13778 (Eagle Island)
Eagle Island	Vernon	Mississippi River	0.01	0.026	43°40′32″N91°13′45″W / 43.67556°N 91.22917°W / 43.67556; -91.22917 (Eagle Island)
Eagles Nest Island	Sawyer	Chippewa Flowage	0.03	0.078	45°57′32″N91°10′43″W / 45.95889°N 91.17861°W / 45.95889; -91.17861 (Eagles Nest Island)
East Island	Vernon	Mississippi River	<0.01	<0.026	43°39′03″N91°14′21″W / 43.65083°N 91.23917°W / 43.65083; -91.23917 (East Island)
Edwards Island	Wood	Wisconsin River	0.04	0.10	44°22′19″N89°50′56″W / 44.37194°N 89.84889°W / 44.37194; -89.84889 (Edwards Island)
Elmwood Island	Dodge	Fox Lake	0.01	0.026	43°35′10″N88°55′15″W / 43.58611°N 88.92083°W / 43.58611; -88.92083 (Elmwood Island)
Everbreeze Island	Oneida	Manson Lake	<0.01	<0.026	45°33′49″N89°37′59″W / 45.56361°N 89.63306°W / 45.56361; -89.63306 (Everbreeze Island)
Evergreen Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′30″N88°51′59″W / 43.45833°N 88.86639°W / 43.45833; -88.86639 (Evergreen Island)
Fairy Island	Walworth	Booth Lake	<0.01	<0.026	42°48′06″N88°25′42″W / 42.80167°N 88.42833°W / 42.80167; -88.42833 (Fairy Island)
Faust Island	Barron	Red Cedar Lake	<0.01	<0.026	45°37′09″N91°35′19″W / 45.61917°N 91.58861°W / 45.61917; -91.58861 (Faust Island)
Feather Island	Crawford	Wisconsin River	0.19	0.49	43°09′44″N90°42′01″W / 43.16222°N 90.70028°W / 43.16222; -90.70028 (Feather Island)
Fiefield Island	Oneida	Kawaguesaga Lake	0.01	0.026	45°52′05″N89°43′38″W / 45.86806°N 89.72722°W / 45.86806; -89.72722 (Fiefield Island)
Fields Island	Portage	Wisconsin River	0.48	1.2	44°28′08″N89°33′51″W / 44.46889°N 89.56417°W / 44.46889; -89.56417 (Fields Island)
First Island	Polk	Balsam Lake	<0.01	<0.026	45°27′28″N92°27′03″W / 45.45778°N 92.45083°W / 45.45778; -92.45083 (First Island)
Fisher Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°30′58″N88°53′09″W / 43.51611°N 88.88583°W / 43.51611; -88.88583 (Fisher Island)
Fishers Island	Oneida	Lake Minocqua	0.01	0.026	45°52′21″N89°41′16″W / 45.87250°N 89.68778°W / 45.87250; -89.68778 (Fishers Island)
Five Islands	Menominee	Wolf River	0.01	0.026	44°59′43″N88°36′19″W / 44.99528°N 88.60528°W / 44.99528; -88.60528 (Five Islands)
Flat Island	Sawyer	Chippewa Flowage	0.37	0.96	45°54′57″N91°13′27″W / 45.91583°N 91.22417°W / 45.91583; -91.22417 (Flat Island)
Folson Island	Sawyer	Moose Lake	<0.01	<0.026	46°00′47″N91°02′14″W / 46.01306°N 91.03722°W / 46.01306; -91.03722 (Folson Island)
Fourmile Island	Dodge	Horicon Marsh	0.04	0.10	43°29′35″N88°37′30″W / 43.49306°N 88.62500°W / 43.49306; -88.62500 (Fourmile Island)
Fox Island	Vilas	Rest Lake	0.02	0.052	46°08′21″N89°52′22″W / 46.13917°N 89.87278°W / 46.13917; -89.87278 (Fox Island)
French Island	Clark	Black River	<0.01	<0.026	44°26′53″N90°41′35″W / 44.44806°N 90.69306°W / 44.44806; -90.69306 (French Island)
French Island	La Crosse	Mississippi River	0.48	1.2	43°52′13″N91°15′46″W / 43.87028°N 91.26278°W / 43.87028; -91.26278 (French Island)
Frog Island	Vilas	High Lake	0.02	0.052	46°09′33″N89°32′28″W / 46.15917°N 89.54111°W / 46.15917; -89.54111 (Frog Island)
Gangster Island	Vilas	North Twin Lake	0.016	0.041	46°2′27″N89°9′7″W / 46.04083°N 89.15194°W / 46.04083; -89.15194 (Gangster Island)
Garbutt Island	Sawyer	Lake Chetac	?	?	45°42′37″N91°30′31″W / 45.71028°N 91.50861°W / 45.71028; -91.50861 (Garbutt Island)
Gardner Island	Dodge	Horicon Marsh	<0.01	<0.026	43°31′06″N88°39′11″W / 43.51833°N 88.65306°W / 43.51833; -88.65306 (Gardner Island)
Garlic Island or Island Park	Winnebago	Lake Winnebago	0.01	0.026	44°05′19″N88°28′54″W / 44.08861°N 88.48167°W / 44.08861; -88.48167 (Garlic Island)
Garrison Island	Wood	Wisconsin River	0.01	0.026	44°22′31″N89°50′42″W / 44.37528°N 89.84500°W / 44.37528; -89.84500 (Garrison Island)
Goose Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°30′37″N88°52′50″W / 43.51028°N 88.88056°W / 43.51028; -88.88056 (Goose Island)
Goose Island	Dodge	Horicon Marsh	0.02	0.052	43°32′30″N88°39′45″W / 43.54167°N 88.66250°W / 43.54167; -88.66250 (Goose Island)
Goose Island	La Crosse & Vernon	Mississippi River	0.96	2.5	43°43′46″N91°13′31″W / 43.72944°N 91.22528°W / 43.72944; -91.22528 (Goose Island)
Government Island	Waupaca	Chain O' Lakes	0.02	0.052	44°20′30″N89°08′44″W / 44.34167°N 89.14556°W / 44.34167; -89.14556 (Government Island)
Governors Island	Dane	Lake Mendota	0.03	0.078	43°07′27″N89°24′08″W / 43.12417°N 89.40222°W / 43.12417; -89.40222 (Governors Island)
Grape Island	Dane & Iowa	Wisconsin River	0.09	0.23	43°12′05″N89°50′24″W / 43.20139°N 89.84000°W / 43.20139; -89.84000 (Grape Island)
Grape Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′11″N88°51′20″W / 43.45306°N 88.85556°W / 43.45306; -88.85556 (Grape Island)
Grassy Island	Vernon	Mississippi River	0.01	0.026	43°39′04″N91°14′56″W / 43.65111°N 91.24889°W / 43.65111; -91.24889 (Grassy Island)
Gravel Island	Chippewa	Chippewa River	?	?	44°55′10″N91°26′09″W / 44.91944°N 91.43583°W / 44.91944; -91.43583 (Gravel Island)
Green Island	La Crosse	Mississippi River	0.37	0.96	43°46′59″N91°14′26″W / 43.78306°N 91.24056°W / 43.78306; -91.24056 (Green Island)
Green Island	Oconto	Leigh Flowage	0.01	0.026	45°02′50″N88°13′55″W / 45.04722°N 88.23194°W / 45.04722; -88.23194 (Green Island)
Greenwing Island	Vernon	Mississippi River	<0.01	<0.026	43°40′10″N91°13′45″W / 43.66944°N 91.22917°W / 43.66944; -91.22917 (Greenwing Island)
Grutt Island	Sawyer	Lake Chetac	0.02	0.052	45°42′00″N91°30′01″W / 45.70000°N 91.50028°W / 45.70000; -91.50028 (Grutt Island)
Hacklin Island	Crawford	Wisconsin River	0.08	0.21	43°02′08″N90°58′09″W / 43.03556°N 90.96917°W / 43.03556; -90.96917 (Hacklin Island)
Hall Island	Dodge	Horicon Marsh	0.01	0.026	43°30′40″N88°40′35″W / 43.51111°N 88.67639°W / 43.51111; -88.67639 (Hall Island)
Happy Island	Dunn	Chippewa River	1.65	4.3	44°45′46″N91°45′47″W / 44.76278°N 91.76306°W / 44.76278; -91.76306 (Happy Island)
Harris Island	Crawford	Wisconsin River	0.11	0.28	43°04′23″N90°53′04″W / 43.07306°N 90.88444°W / 43.07306; -90.88444 (Harris Island)
Hawk Island	Jackson	Black River	0.37	0.96	44°15′13″N90°52′15″W / 44.25361°N 90.87083°W / 44.25361; -90.87083 (Hawk Island)
Heelsplitter Island	Vernon	Mississippi River	0.01	0.026	43°37′56″N91°15′30″W / 43.63222°N 91.25833°W / 43.63222; -91.25833 (Heelsplitter Island)
Heron Island	Vernon	Mississippi River	<0.01	<0.026	43°38′53″N91°14′38″W / 43.64806°N 91.24389°W / 43.64806; -91.24389 (Heron Island)
High Bank Island	Iowa	Wisconsin River	0.04	0.10	43°11′53″N90°25′11″W / 43.19806°N 90.41972°W / 43.19806; -90.41972 (High Bank Island)
High Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°28′40″N88°52′52″W / 43.47778°N 88.88111°W / 43.47778; -88.88111 (High Island)
Hog Island	Dane	Lake Waubesa	?	?	43°01′17″N89°19′33″W / 43.02139°N 89.32583°W / 43.02139; -89.32583 (Hog Island)
Hog Island	Juneau	Unnamed marsh	?	?	44°14′27″N90°17′14″W / 44.24083°N 90.28722°W / 44.24083; -90.28722 (Hog Island)
Honey Island	Marathon	Honey Island Flowage	0.08	0.21	44°42′03″N89°53′26″W / 44.70083°N 89.89056°W / 44.70083; -89.89056 (Honey Island)
Honeymoon Island	Barron	Red Cedar Lake	<0.01	<0.026	45°35′14″N91°35′13″W / 45.58722°N 91.58694°W / 45.58722; -91.58694 (Honeymoon Island)
Horseshoe Island	Iron	Long Lake	<0.01	<0.026	46°15′05″N90°01′14″W / 46.25139°N 90.02056°W / 46.25139; -90.02056 (Horseshoe Island)
Hunter Island	Crawford	Mississippi River	0.12	0.31	43°01′33″N91°09′21″W / 43.02583°N 91.15583°W / 43.02583; -91.15583 (Hunter Island)
Hunter Island	Wood	Wisconsin River	?	?	44°24′44″N89°49′03″W / 44.41222°N 89.81750°W / 44.41222; -89.81750 (Hunter Island)
Hupf Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°29′18″N88°52′29″W / 43.48833°N 88.87472°W / 43.48833; -88.87472 (Hupf Island)
Hurricane Island	Grant	Mississippi River	0.09	0.23	42°39′54″N90°50′40″W / 42.66500°N 90.84444°W / 42.66500; -90.84444 (Hurricane Island)
Ile Le Grand	Marinette	Menominee River	0.36	0.93	45°40′11″N87°48′27″W / 45.66972°N 87.80750°W / 45.66972; -87.80750 (Ile Le Grand)
Indernuhle Island	Dodge	Horicon Marsh	0.02	0.052	43°28′13″N88°36′34″W / 43.47028°N 88.60944°W / 43.47028; -88.60944 (Indernuhle Island)
Island Number Fifty-four	Buffalo	Mississippi River	0.03	0.078	44°09′07″N91°46′55″W / 44.15194°N 91.78194°W / 44.15194; -91.78194 (Island Number Fifty-four)
Island Number Fifty-three	Buffalo	Mississippi River	0.04	0.10	44°09′20″N91°47′32″W / 44.15556°N 91.79222°W / 44.15556; -91.79222 (Island Number Fifty-three)
Island Number Fifty-two	Buffalo	Mississippi River	0.01	0.026	44°09′23″N91°47′45″W / 44.15639°N 91.79583°W / 44.15639; -91.79583 (Island Number Fifty-two)
Island Number Ninety-one	La Crosse	Mississippi River	0.05	0.13	43°55′38″N91°21′30″W / 43.92722°N 91.35833°W / 43.92722; -91.35833 (Island Number Ninety-one)
Island Number One	Vilas	Little Saint Germain Lake	<0.01	<0.026	45°55′35″N89°25′54″W / 45.92639°N 89.43167°W / 45.92639; -89.43167 (Island Number One)
Island Number One Hundred Eighty-one	Grant	Mississippi River	0.05	0.13	42°54′45″N91°08′34″W / 42.91250°N 91.14278°W / 42.91250; -91.14278 (Island Number One Hundred Eighty-one)
Island Number One Hundred Fifty-nine	Crawford	Mississippi River	?	?	43°13′29″N91°04′59″W / 43.22472°N 91.08306°W / 43.22472; -91.08306 (Island Number One Hundred Fifty-nine)
Island Number One Hundred Fifty-six	Crawford	Mississippi River	<0.01	<0.026	43°15′49″N91°03′25″W / 43.26361°N 91.05694°W / 43.26361; -91.05694 (Island Number One Hundred Fifty-Six)
Island Number One Hundred Forty-six	Vernon	Mississippi River	0.32	0.83	43°21′32″N91°12′16″W / 43.35889°N 91.20444°W / 43.35889; -91.20444 (Island Number One Hundred Forty-six)
Island Number One Hundred Forty-three	Crawford & Vernon	Mississippi River	1.11	2.9	43°22′26″N91°11′20″W / 43.37389°N 91.18889°W / 43.37389; -91.18889 (Island Number One Hundred Forty-three)
Island Number One Hundred Ninety-two	Grant	Mississippi River	0.08	0.21	42°43′36″N91°01′33″W / 42.72667°N 91.02583°W / 42.72667; -91.02583 (Island Number One Hundred Ninety-two)
Island Number One Hundred Seventy	Crawford	Mississippi River	<0.01	<0.026	43°04′03″N91°10′44″W / 43.06750°N 91.17889°W / 43.06750; -91.17889 (Island Number One Hundred Seventy)
Island Number One Hundred Seventy-seven	Grant	Mississippi River	0.10	0.26	42°56′10″N91°08′42″W / 42.93611°N 91.14500°W / 42.93611; -91.14500 (Island Number One Hundred Seventy-seven)
Island Number One Hundred Seventy-two	Crawford	Mississippi River	0.97	2.5	43°02′32″N91°10′04″W / 43.04222°N 91.16778°W / 43.04222; -91.16778 (Island Number One Hundred Seventy-two)
Island Number One Hundred Sixty-seven	Crawford	Mississippi River	0.02	0.052	43°05′27″N91°10′28″W / 43.09083°N 91.17444°W / 43.09083; -91.17444 (Island Number One Hundred Sixty-seven)
Island Number One Hundred Sixty-six	Crawford	Mississippi River	1.66	4.3	43°07′00″N91°09′39″W / 43.11667°N 91.16083°W / 43.11667; -91.16083 (Island Number One Hundred Sixty-six)
Island Number Seventy-one	Buffalo	Mississippi River	0.07	0.18	44°03′58″N91°38′46″W / 44.06611°N 91.64611°W / 44.06611; -91.64611 (Island Number Seventy-one)
Island Number Sixty-three	Buffalo	Mississippi River	0.23	0.60	44°06′43″N91°42′08″W / 44.11194°N 91.70222°W / 44.11194; -91.70222 (Island Number Sixty-three)
Island Number Two Hundred Eleven	Grant	Mississippi River	?	?	42°38′42″N90°43′00″W / 42.64500°N 90.71667°W / 42.64500; -90.71667 (Island Number Two Hundred Eleven)
Island Number Two Hundred Five	Grant	Mississippi River	<0.01	<0.026	42°39′33″N90°48′16″W / 42.65917°N 90.80444°W / 42.65917; -90.80444 (Island Number Two Hundred Five)
Island Number Two Hundred Nine	Grant	Mississippi River	?	?	42°39′02″N90°45′24″W / 42.65056°N 90.75667°W / 42.65056; -90.75667 (Island Number Two Hundred Nine)
Island Number Two Hundred One	Grant	Mississippi River	0.05	0.13	42°40′22″N90°52′47″W / 42.67278°N 90.87972°W / 42.67278; -90.87972 (Island Number Two Hundred One)
Island Number Two Hundred Seven	Grant	Mississippi River	0.03	0.078	42°39′24″N90°47′31″W / 42.65667°N 90.79194°W / 42.65667; -90.79194 (Island Number Two Hundred Seven)
Island Number Two Hundred Twelve	Grant	Mississippi River	?	?	42°37′59″N90°41′50″W / 42.63306°N 90.69722°W / 42.63306; -90.69722 (Island Number Two Hundred Twelve)
Island One Hundred Twenty	Vernon	Mississippi River	0.05	0.13	43°40′18″N91°15′52″W / 43.67167°N 91.26444°W / 43.67167; -91.26444 (Island One Hundred Twenty)
Islandale	Waukesha	Lac La Belle	0.01	0.026	43°07′22″N88°30′51″W / 43.12278°N 88.51417°W / 43.12278; -88.51417 (Islandale)
Isle La Plume	La Crosse	Mississippi River	0.25	0.65	43°47′35″N91°15′27″W / 43.79306°N 91.25750°W / 43.79306; -91.25750 (Isle La Plume)
Jack Oak Island	Grant	Mississippi River	0.24	0.62	42°41′55″N90°57′48″W / 42.69861°N 90.96333°W / 42.69861; -90.96333 (Jack Oak Island)
James Island	Winnebago	Fox River	<0.01	<0.026	44°12′00″N88°27′50″W / 44.20000°N 88.46389°W / 44.20000; -88.46389 (James Island)
Jewelwing Island	Vernon	Mississippi River	0.01	0.026	43°37′33″N91°15′49″W / 43.62583°N 91.26361°W / 43.62583; -91.26361 (Jewelwing Island)
Johnson Island	Trempealeau	Mississippi River	0.15	0.39	44°00′49″N91°29′07″W / 44.01361°N 91.48528°W / 44.01361; -91.48528 (Johnson Island)
Jossart Island	Oneida	Lake Minocqua	<0.01	<0.026	45°51′57″N89°41′53″W / 45.86583°N 89.69806°W / 45.86583; -89.69806 (Jossart Island)
Keith Island	Vilas	Big Lake	0.02	0.052	46°09′28″N89°46′16″W / 46.15778°N 89.77111°W / 46.15778; -89.77111 (Keith Island)
Keller Island	Buffalo	Mississippi River	0.02	0.052	44°13′11″N91°51′59″W / 44.21972°N 91.86639°W / 44.21972; -91.86639 (Keller Island)
Ketchum Island	Grant & Wood	Unnamed marsh	?	?	44°15′52″N90°19′44″W / 44.26444°N 90.32889°W / 44.26444; -90.32889 (Ketchum Island)
Kirsch Island (also known as Fish Camp Island)	Dodge	Beaver Dam Lake	<0.01	<0.026	43°30′24″N88°52′14″W / 43.50667°N 88.87056°W / 43.50667; -88.87056 (Kirsch Island)
Kline Island	Oneida	Lake Minocqua	<0.01	<0.026	45°52′07″N89°41′53″W / 45.86861°N 89.69806°W / 45.86861; -89.69806 (Kline Island)
Koch Island	Dodge	Horicon Marsh	0.01	0.026	43°29′00″N88°36′31″W / 43.48333°N 88.60861°W / 43.48333; -88.60861 (Koch Island)
Koch Island	Dodge	Sinnissippi Lake	0.02	0.052	43°21′15″N88°36′26″W / 43.35417°N 88.60722°W / 43.35417; -88.60722 (Koch Island)
Kopf Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′48″N88°52′04″W / 43.46333°N 88.86778°W / 43.46333; -88.86778 (Kopf Island)
Kunz Island	Washburn	Long Lake	<0.01	<0.026	45°42′15″N91°43′07″W / 45.70417°N 91.71861°W / 45.70417; -91.71861 (Kunz Island)
Lib Cross Island	Columbia	Wisconsin River	0.37	0.96	43°28′20″N89°26′40″W / 43.47222°N 89.44444°W / 43.47222; -89.44444 (Lib Cross Island)
Little Banana Island	Sawyer	Chippewa Flowage	0.06	0.16	45°55′48″N91°14′01″W / 45.93000°N 91.23361°W / 45.93000; -91.23361 (Little Banana Island)
Little Boom Island	Waupaca	Wolf River	0.01	0.026	44°17′32″N88°52′00″W / 44.29222°N 88.86667°W / 44.29222; -88.86667 (Little Boom Island)
Little Chute Islands	Outagamie	Fox River	0.06	0.16	44°16′29″N88°17′49″W / 44.27472°N 88.29694°W / 44.27472; -88.29694 (Little Chute Islands)
Little Goose Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°26′49″N88°51′39″W / 43.44694°N 88.86083°W / 43.44694; -88.86083 (Little Goose Island)
Little Hoot Island	Vernon	Mississippi River	<0.01	<0.026	43°37′54″N91°14′47″W / 43.63167°N 91.24639°W / 43.63167; -91.24639 (Little Hoot Island)
Little Island	Grant	Wisconsin River	0.06	0.16	43°10′31″N90°38′33″W / 43.17528°N 90.64250°W / 43.17528; -90.64250 (Little Island)
Little Island	Oneida	Squash Lake	<0.01	<0.026	45°35′43″N89°33′32″W / 45.59528°N 89.55889°W / 45.59528; -89.55889 (Little Island)
Little Ripley Island	Oneida	Kawaguesaga Lake	<0.01	<0.026	45°52′21″N89°44′16″W / 45.87250°N 89.73778°W / 45.87250; -89.73778 (Little Ripley Island)
Little Skunk Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°29′18″N88°51′08″W / 43.48833°N 88.85222°W / 43.48833; -88.85222 (Little Skunk Island)
Log Island	Vernon	Mississippi River	?	?	43°38′06″N91°13′29″W / 43.63500°N 91.22472°W / 43.63500; -91.22472 (Log Island)
Lone Island	Dodge	Fox Lake	<0.01	<0.026	43°35′25″N88°54′59″W / 43.59028°N 88.91639°W / 43.59028; -88.91639 (Lone Island)
Lone Island	Washington	Big Cedar Lake	<0.01	<0.026	43°24′14″N88°15′24″W / 43.40389°N 88.25667°W / 43.40389; -88.25667 (Lone Island)
Lone Willow Island	Winnebago	Lake Poygan	<0.01	<0.026	44°08′03″N88°46′12″W / 44.13417°N 88.77000°W / 44.13417; -88.77000 (Lone Willow Island)
Long Island	Barron	Hemlock Lake	<0.01	<0.026	45°34′08″N91°33′54″W / 45.56889°N 91.56500°W / 45.56889; -91.56500 (Long Island)
Long Island	Iowa	Wisconsin River	0.05	0.13	43°10′59″N90°01′15″W / 43.18306°N 90.02083°W / 43.18306; -90.02083 (Long Island)
Long Island	Marinette	Menominee River	0.03	0.078	45°17′32″N87°41′25″W / 45.29222°N 87.69028°W / 45.29222; -87.69028 (Long Island)
Long Island	Marinette	Menominee River	0.01	0.026	45°40′21″N87°47′34″W / 45.67250°N 87.79278°W / 45.67250; -87.79278 (Long Island)
Long Island	Sauk	Wisconsin River	0.43	1.1	43°09′59″N90°11′26″W / 43.16639°N 90.19056°W / 43.16639; -90.19056 (Long Island)
Long Point	Winnebago	Lake Winnebago	0.02	0.052	43°54′01″N88°27′02″W / 43.90028°N 88.45056°W / 43.90028; -88.45056 (Long Point)
Loon Island	Sawyer	Teal Lake	<0.01	<0.026	46°04′40″N91°07′00″W / 46.07778°N 91.11667°W / 46.07778; -91.11667 (Loon Island)
Maggies Island	Marinette & Menominee, Michigan	Menominee River	0.02	0.052	45°19′54″N87°39′22″W / 45.33167°N 87.65611°W / 45.33167; -87.65611 (Maggies Island)
Majestic Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′34″N88°52′13″W / 43.45944°N 88.87028°W / 43.45944; -88.87028 (Majestic Island)
Manito Island	Vilas	Manitowish Lake	<0.01	<0.026	46°06′43″N89°50′03″W / 46.11194°N 89.83417°W / 46.11194; -89.83417 (Manito Island)
McClary Island	Richland	Wisconsin River	0.05	0.13	43°12′18″N90°28′35″W / 43.20500°N 90.47639°W / 43.20500; -90.47639 (McClary Island)
McDowell Island	Waukesha	Okauchee Lake	0.01	0.026	43°08′02″N88°26′22″W / 43.13389°N 88.43944°W / 43.13389; -88.43944 (McDowell Island)
McFetridge Island	Dodge	Fox Lake	<0.01	<0.026	43°34′57″N88°55′11″W / 43.58250°N 88.91972°W / 43.58250; -88.91972 (McFetridge Island)
McHenry Island	Barron	Red Cedar Lake	<0.01	<0.026	45°36′40″N91°34′44″W / 45.61111°N 91.57889°W / 45.61111; -91.57889 (McHenry Island)
McNott Island	Sawyer	Teal Lake	0.03	0.078	46°05′09″N91°06′41″W / 46.08583°N 91.11139°W / 46.08583; -91.11139 (McNott Island)
Metcalf Island	Sauk	Wisconsin River	0.08	0.21	43°09′46″N90°06′02″W / 43.16278°N 90.10056°W / 43.16278; -90.10056 (Metcalf Island)
Middle Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°29′13″N88°52′39″W / 43.48694°N 88.87750°W / 43.48694; -88.87750 (Middle Island)
Millers Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′39″N88°53′00″W / 43.46083°N 88.88333°W / 43.46083; -88.88333 (Millers Island)
Miscauno Island	Marinette	Menominee River	0.15	0.39	45°33′58″N87°50′10″W / 45.56611°N 87.83611°W / 45.56611; -87.83611 (Miscauno Island)
Misling Island	Dodge	Horicon Marsh	0.01	0.026	43°31′23″N88°40′29″W / 43.52306°N 88.67472°W / 43.52306; -88.67472 (Misling Island)
Moon Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°32′13″N88°55′19″W / 43.53694°N 88.92194°W / 43.53694; -88.92194 (Moon Island)
Mosquito Island	Dane	Wisconsin River	<0.01	<0.026	43°16′16″N89°43′02″W / 43.27111°N 89.71722°W / 43.27111; -89.71722 (Mosquito Island)
Mudcat Island	Vernon	Mississippi River	<0.01	<0.026	43°38′34″N91°14′19″W / 43.64278°N 91.23861°W / 43.64278; -91.23861 (Mudcat Island)
Muench Island	Buffalo	Mississippi River	0.16	0.41	44°14′45″N91°53′10″W / 44.24583°N 91.88611°W / 44.24583; -91.88611 (Muench Island)
Mulligan Island	Grant	Mississippi River	0.02	0.052	42°39′25″N90°46′09″W / 42.65694°N 90.76917°W / 42.65694; -90.76917 (Mulligan Island)
Muscoda Island	Iowa	Wisconsin River	0.04	0.10	43°11′56″N90°25′25″W / 43.19889°N 90.42361°W / 43.19889; -90.42361 (Muscoda Island)
Musquash Island	Vernon	Mississippi River	<0.01	<0.026	43°38′23″N91°15′08″W / 43.63972°N 91.25222°W / 43.63972; -91.25222 (Musquash Island)
Mussel Island	Vernon	Mississippi River	<0.01	<0.026	43°38′45″N91°14′44″W / 43.64583°N 91.24556°W / 43.64583; -91.24556 (Mussel Island)
Negro Island	Lincoln	Wisconsin River	0.02	0.052	45°32′16″N89°33′47″W / 45.53778°N 89.56306°W / 45.53778; -89.56306 (Negro Island)
Neilson Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′28″N88°52′29″W / 43.45778°N 88.87472°W / 43.45778; -88.87472 (Neilson Island)
Nekuk Island	Douglas	Saint Louis River	0.03	0.078	46°39′25″N92°16′34″W / 46.65694°N 92.27611°W / 46.65694; -92.27611 (Nekuk Island)
New Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°30′55″N88°52′57″W / 43.51528°N 88.88250°W / 43.51528; -88.88250 (New Island)
Newton Island	Crawford	Wisconsin River	0.16	0.41	43°04′27″N90°52′01″W / 43.07417°N 90.86694°W / 43.07417; -90.86694 (Newton Island)
Ninemile Island	Pepin	Chippewa River	2.20	5.7	44°40′42″N91°55′35″W / 44.67833°N 91.92639°W / 44.67833; -91.92639 (Ninemile Island)
Nose Peak Island	Marinette	Menominee River	0.02	0.052	45°39′39″N87°49′33″W / 45.66083°N 87.82583°W / 45.66083; -87.82583 (Nose Peak Island)
Old Scribbler Island	Vernon	Mississippi River	?	?	43°38′00″N91°13′36″W / 43.63333°N 91.22667°W / 43.63333; -91.22667 (Old Scribbler Island)
Olmstead Island	Oneida	Tomahawk Lake	0.02	0.052	45°49′55″N89°40′47″W / 45.83194°N 89.67972°W / 45.83194; -89.67972 (Olmstead Island)
Onaway Island	Waupaca	Chain O' Lakes	0.01	0.026	44°20′44″N89°09′04″W / 44.34556°N 89.15111°W / 44.34556; -89.15111 (Onaway Island)
Ondaig Island	Douglas	Saint Louis River	<0.01	<0.026	46°39′10″N92°16′27″W / 46.65278°N 92.27417°W / 46.65278; -92.27417 (Ondaig Island)
Onemile Island	Dodge	Horicon Marsh	0.02	0.052	43°27′40″N88°38′23″W / 43.46111°N 88.63972°W / 43.46111; -88.63972 (Onemile Island)
Otter Island	Iowa	Wisconsin River	0.02	0.052	43°11′51″N89°51′02″W / 43.19750°N 89.85056°W / 43.19750; -89.85056 (Otter Island)
Otter Island	Vernon	Mississippi River	?	?	43°38′20″N91°14′11″W / 43.63889°N 91.23639°W / 43.63889; -91.23639 (Otter Island)
Packwaukee Island	Marquette	Fox River	?	?	43°42′19″N89°26′01″W / 43.70528°N 89.43361°W / 43.70528; -89.43361 (Packwaukee Island)
Paines Island	Bayfield	Namekagon Lake	0.07	0.18	46°12′46″N91°07′07″W / 46.21278°N 91.11861°W / 46.21278; -91.11861 (Paines Island)
Paradise Island	Iron	Pine Lake	<0.01	<0.026	46°15′51″N90°08′31″W / 46.26417°N 90.14194°W / 46.26417; -90.14194 (Paradise Island)
Paradise Island	Polk	Balsam Lake	0.01	0.026	45°27′27″N92°25′49″W / 45.45750°N 92.43028°W / 45.45750; -92.43028 (Paradise Island)
Paradise Island	Sawyer	Teal Lake	0.02	0.052	46°05′22″N91°05′39″W / 46.08944°N 91.09417°W / 46.08944; -91.09417 (Paradise Island)
Pasque Island	Vernon	Mississippi River	<0.01	<0.026	43°39′56″N91°13′38″W / 43.66556°N 91.22722°W / 43.66556; -91.22722 (Pasque Island)
Patterson Island	Grant	Wisconsin River	0.07	0.18	43°10′12″N90°39′55″W / 43.17000°N 90.66528°W / 43.17000; -90.66528 (Patterson Island)
Pelican Island	Buffalo	Mississippi River	0.01	0.026	44°12′46″N91°51′59″W / 44.21278°N 91.86639°W / 44.21278; -91.86639 (Pelican Island)
Pelican Island	Vernon	Mississippi River	<0.01	<0.026	43°38′44″N91°14′39″W / 43.64556°N 91.24417°W / 43.64556; -91.24417 (Pelican Island)
Pemebonwon Islands	Marinette	Menominee River	<0.01	<0.026	45°39′15″N87°49′35″W / 45.65417°N 87.82639°W / 45.65417; -87.82639 (Pemebonwon Islands)
Phils Island	Dodge	Horicon Marsh	0.02	0.052	43°32′03″N88°36′01″W / 43.53417°N 88.60028°W / 43.53417; -88.60028 (Phils Island)
Picnic Island	Oneida	Tomahawk Lake	<0.01	<0.026	45°48′57″N89°38′43″W / 45.81583°N 89.64528°W / 45.81583; -89.64528 (Picnic Island)
Pigeon Island	La Crosse	Mississippi River	0.14	0.36	43°58′04″N91°24′11″W / 43.96778°N 91.40306°W / 43.96778; -91.40306 (Pigeon Island)
Pine Island	Columbia	Wisconsin River	0.40	1.0	43°32′59″N89°34′43″W / 43.54972°N 89.57861°W / 43.54972; -89.57861 (Pine Island)
Pine Island	Marathon	Mosinee Flowage	0.04	0.10	44°48′03″N89°42′05″W / 44.80083°N 89.70139°W / 44.80083; -89.70139 (Pine Island)
Pine Island	Polk	Balsam Lake	<0.01	<0.026	45°27′35″N92°26′54″W / 45.45972°N 92.44833°W / 45.45972; -92.44833 (Pine Island)
Pine Island	Rusk	Flambeau River	0.06	0.16	45°21′12″N91°12′39″W / 45.35333°N 91.21083°W / 45.35333; -91.21083 (Pine Island)
Pine Island	Sawyer	Teal Lake	0.01	0.026	46°04′46″N91°07′11″W / 46.07944°N 91.11972°W / 46.07944; -91.11972 (Pine Island)
Pleasant Island	Walworth	Middle Lake	0.01	0.026	42°46′12″N88°33′53″W / 42.77000°N 88.56472°W / 42.77000; -88.56472 (Pleasant Island)
Pleasure Island	Wood	Wisconsin River	0.03	0.078	44°26′46″N89°43′48″W / 44.44611°N 89.73000°W / 44.44611; -89.73000 (Pleasure Island)
Pool Nine Island	Crawford	Mississippi River	1.03	2.7	43°18′11″N91°05′24″W / 43.30306°N 91.09000°W / 43.30306; -91.09000 (Pool Nine Island)
Poplar Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′48″N88°53′01″W / 43.46333°N 88.88361°W / 43.46333; -88.88361 (Poplar Island)
Popple Island	Dodge	Horicon Marsh	<0.01	<0.026	43°28′29″N88°39′12″W / 43.47472°N 88.65333°W / 43.47472; -88.65333 (Popple Island)
Popple Island	Sawyer	Chippewa Flowage	<0.01	<0.026	45°57′39″N91°09′58″W / 45.96083°N 91.16611°W / 45.96083; -91.16611 (Popple Island)
Pork Barrel Island	Sawyer	Chippewa Flowage	0.01	0.026	45°56′54″N91°09′38″W / 45.94833°N 91.16056°W / 45.94833; -91.16056 (Pork Barrel Island)
Pumpkinseed Island	Vernon	Mississippi River	0.01	0.026	43°37′53″N91°14′31″W / 43.63139°N 91.24194°W / 43.63139; -91.24194 (Pumpkinseed Island)
Radloff Island	Dodge	Sinnissippi Lake	0.08	0.21	43°21′57″N88°36′39″W / 43.36583°N 88.61083°W / 43.36583; -88.61083 (Radloff Island)
Radloff Islands	Dodge	Horicon Marsh	0.02	0.052	43°30′53″N88°40′53″W / 43.51472°N 88.68139°W / 43.51472; -88.68139 (Radloff Islands)
Rank Island	Dodge	Horicon Marsh	0.01	0.026	43°36′06″N88°40′01″W / 43.60167°N 88.66694°W / 43.60167; -88.66694 (Rank Island)
Raspberry Island	Sawyer	Teal Lake	0.02	0.052	46°04′52″N91°06′27″W / 46.08111°N 91.10750°W / 46.08111; -91.10750 (Raspberry Island)
Red Oak Ridge	La Crosse	Mississippi River	0.09	0.23	43°53′14″N91°17′42″W / 43.88722°N 91.29500°W / 43.88722; -91.29500 (Red Oak Ridge)
Redwing Island	Vernon	Mississippi River	?	?	43°37′51″N91°13′49″W / 43.63083°N 91.23028°W / 43.63083; -91.23028 (Redwing Island)
Rice Island	Washburn	Long Lake	?	?	45°43′30″N91°42′26″W / 45.72500°N 91.70722°W / 45.72500; -91.70722 (Rice Island)
Robarge Island	Barron	Hemlock Lake	<0.01	<0.026	45°34′03″N91°34′29″W / 45.56750°N 91.57472°W / 45.56750; -91.57472 (Robarge Island)
Robbins Island	Florence	North Lake	0.01	0.026	45°54′10″N88°08′18″W / 45.90278°N 88.13833°W / 45.90278; -88.13833 (Robbins Island)
Rock Island	Lincoln	Wisconsin River	<0.01	<0.026	45°12′10″N89°45′17″W / 45.20278°N 89.75472°W / 45.20278; -89.75472 (Rock Island)
Rock Island	Polk	Balsam Lake	<0.01	<0.026	45°27′40″N92°24′02″W / 45.46111°N 92.40056°W / 45.46111; -92.40056 (Rock Island)
Rock Island	Polk	Saint Croix River	<0.01	<0.026	45°22′22″N92°40′40″W / 45.37278°N 92.67778°W / 45.37278; -92.67778 (Rock Island)
Rosebrook Island	Grant	Mississippi River	0.07	0.18	42°39′27″N90°47′07″W / 42.65750°N 90.78528°W / 42.65750; -90.78528 (Rosebrook Island)
Rosebud Island	La Crosse	Mississippi River	0.28	0.73	43°54′26″N91°15′43″W / 43.90722°N 91.26194°W / 43.90722; -91.26194 (Rosebud Island)
Round Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°28′24″N88°51′06″W / 43.47333°N 88.85167°W / 43.47333; -88.85167 (Round Island)
Round Island	Marinette	Menominee River	0.01	0.026	45°29′42″N87°48′00″W / 45.49500°N 87.80000°W / 45.49500; -87.80000 (Round Island)
Rudebush Island	Dodge	Horicon Marsh	0.01	0.026	43°29′29″N88°36′25″W / 43.49139°N 88.60694°W / 43.49139; -88.60694 (Rudebush Island)
Rudys Island	Sawyer	Chippewa Flowage	<0.01	<0.026	45°55′26″N91°08′59″W / 45.92389°N 91.14972°W / 45.92389; -91.14972 (Rudys Island)
Sager Island	Dodge	Fox Lake	0.01	0.026	43°34′37″N88°53′49″W / 43.57694°N 88.89694°W / 43.57694; -88.89694 (Sager Island)
Saint Feriole Island	Crawford	Mississippi River	0.49	1.3	43°03′25″N91°09′20″W / 43.05694°N 91.15556°W / 43.05694; -91.15556 (Saint Feriole Island)
Sand Island	Sawyer	Chippewa Flowage	<0.01	<0.026	45°55′06″N91°14′10″W / 45.91833°N 91.23611°W / 45.91833; -91.23611 (Sand Island)
Saturday Islands	Menominee	Wolf River	0.01	0.026	45°01′26″N88°39′38″W / 45.02389°N 88.66056°W / 45.02389; -88.66056 (Saturday Islands)
Schmidt Island	Crawford	Mississippi River	0.07	0.18	43°00′54″N91°09′16″W / 43.01500°N 91.15444°W / 43.01500; -91.15444 (Schmidt Island)
Scott Island	Sawyer	Chippewa Flowage	0.49	1.3	45°55′12″N91°12′09″W / 45.92000°N 91.20250°W / 45.92000; -91.20250 (Scott Island)
Scout Island	Washburn	Shell Lake	0.05	0.13	45°43′35″N91°54′40″W / 45.72639°N 91.91111°W / 45.72639; -91.91111 (Scout Island)
Scrogum Island	Crawford	Mississippi River	0.45	1.2	43°04′30″N91°10′16″W / 43.07500°N 91.17111°W / 43.07500; -91.17111 (Scrogum Island)
Second Stony Island	Dodge	Horicon Marsh	<0.01	<0.026	43°29′06″N88°37′21″W / 43.48500°N 88.62250°W / 43.48500; -88.62250 (Second Stony Island)
Seering Island	Dodge	Horicon Marsh	<0.01	<0.026	43°28′37″N88°39′21″W / 43.47694°N 88.65583°W / 43.47694; -88.65583 (Seering Island)
Sheep Island	Columbia	Park Lake	0.01	0.026	43°32′55″N89°17′02″W / 43.54861°N 89.28389°W / 43.54861; -89.28389 (Sheep Island)
Sixty Islands	Marinette	Menominee River	0.01	0.026	45°27′38″N87°49′30″W / 45.46056°N 87.82500°W / 45.46056; -87.82500 (Sixty Islands)
Slingshot Island	Vernon	Mississippi River	<0.01	<0.026	43°39′51″N91°14′11″W / 43.66417°N 91.23639°W / 43.66417; -91.23639 (Slingshot Island)
Small Fry Island	Vernon	Mississippi River	?	?	43°38′33″N91°13′44″W / 43.64250°N 91.22889°W / 43.64250; -91.22889 (Small Fry Island)
Small Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°29′28″N88°52′18″W / 43.49111°N 88.87167°W / 43.49111; -88.87167 (Small Island)
Snake Island	Crawford	Mississippi River	0.06	0.16	43°00′11″N91°09′16″W / 43.00306°N 91.15444°W / 43.00306; -91.15444 (Snake Island)
Snake Tongue Island	Vernon	Mississippi River	0.01	0.026	43°39′07″N91°15′26″W / 43.65194°N 91.25722°W / 43.65194; -91.25722 (Snake Tongue Island)
Snipe Island	Buffalo	Mississippi River	0.03	0.078	44°11′39″N91°50′27″W / 44.19417°N 91.84083°W / 44.19417; -91.84083 (Snipe Island)
Snipe Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°27′36″N88°52′28″W / 43.46000°N 88.87444°W / 43.46000; -88.87444 (Snipe Island)
Soft Shell Island	Vernon	Mississippi River	0.36	0.93	43°37′52″N91°15′49″W / 43.63111°N 91.26361°W / 43.63111; -91.26361 (Soft Shell Island)
Squak Island	Dodge	Horicon Marsh	0.01	0.026	43°31′44″N88°40′16″W / 43.52889°N 88.67111°W / 43.52889; -88.67111 (Squak Island)
Steamboat Island	Dodge	Horicon Marsh	<0.01	<0.026	43°30′23″N88°38′47″W / 43.50639°N 88.64639°W / 43.50639; -88.64639 (Steamboat Island)
Steamboat Island	Grant	Wisconsin River	0.04	0.10	43°12′35″N90°32′33″W / 43.20972°N 90.54250°W / 43.20972; -90.54250 (Steamboat Island)
Stephenson Island	Marinette	Menominee River	0.02	0.052	45°06′07″N87°37′45″W / 45.10194°N 87.62917°W / 45.10194; -87.62917 (Stephenson Island)
Stone Island	Dodge	Sinnissippi Lake	0.01	0.026	43°22′15″N88°36′56″W / 43.37083°N 88.61556°W / 43.37083; -88.61556 (Stone Island)
Stony Island	Dodge	Rock River	<0.01	<0.026	43°28′46″N88°38′53″W / 43.47944°N 88.64806°W / 43.47944; -88.64806 (Stony Island)
Stony Island	Dodge	Horicon Marsh	<0.01	<0.026	43°36′57″N88°39′14″W / 43.61583°N 88.65389°W / 43.61583; -88.65389 (Stony Island)
Stout Island	Barron	Red Cedar Lake	0.02	0.052	45°36′41″N91°35′17″W / 45.61139°N 91.58806°W / 45.61139; -91.58806 (Stout Island)
Strawberry Island	Dodge	Horicon Marsh	0.01	0.026	43°30′40″N88°39′31″W / 43.51111°N 88.65861°W / 43.51111; -88.65861 (Strawberry Island)
Strawberry Island	Vilas	Flambeau Lake	0.04	0.10	45°57′59″N89°55′11″W / 45.96639°N 89.91972°W / 45.96639; -89.91972 (Strawberry Island)
Stroebe Island	Winnebago	Fox River	0.11	0.28	44°14′06″N88°27′17″W / 44.23500°N 88.45472°W / 44.23500; -88.45472 (Stroebe Island)
Stumpf Island	Grant	Mississippi River	0.31	0.80	42°31′55″N90°37′54″W / 42.53194°N 90.63167°W / 42.53194; -90.63167 (Stumpf Island)
Sunfish Island	Vernon	Mississippi River	<0.01	<0.026	43°40′09″N91°13′32″W / 43.66917°N 91.22556°W / 43.66917; -91.22556 (Sunfish Island)
Sunset Island	Vernon	Mississippi River	<0.01	<0.026	43°38′37″N91°14′43″W / 43.64361°N 91.24528°W / 43.64361; -91.24528 (Sunset Island)
Sweet Island	Iowa	Wisconsin River	0.02	0.052	43°08′52″N90°04′02″W / 43.14778°N 90.06722°W / 43.14778; -90.06722 (Sweet Island)
Tadpole Island	Vernon	Mississippi River	<0.01	<0.026	43°38′27″N91°14′13″W / 43.64083°N 91.23694°W / 43.64083; -91.23694 (Tadpole Island)
Taylor Island	Jackson	Unnamed marsh	?	?	44°11′19″N90°23′24″W / 44.18861°N 90.39000°W / 44.18861; -90.39000 (Taylor Island)
Taylor Island	La Crosse	Mississippi River	0.06	0.16	43°49′35″N91°15′54″W / 43.82639°N 91.26500°W / 43.82639; -91.26500 (Taylor Island)
Terrell Island	Winnebago	Lake Butte des Morts	?	?	44°04′18″N88°39′47″W / 44.07167°N 88.66306°W / 44.07167; -88.66306 (Terrell Island)
Tivoli Island	Jefferson	Rock River	0.01	0.026	43°11′16″N88°42′23″W / 43.18778°N 88.70639°W / 43.18778; -88.70639 (Tivoli Island)
Trapping Island	Vernon	Mississippi River	<0.01	<0.026	43°38′46″N91°14′33″W / 43.64611°N 91.24250°W / 43.64611; -91.24250 (Trapping Island)
Treasure Island	Waukesha	Pine Lake	0.01	0.026	43°06′34″N88°23′03″W / 43.10944°N 88.38417°W / 43.10944; -88.38417 (Treasure Island)
Trumbull Island	Richland	Wisconsin River	0.15	0.39	43°10′23″N90°39′50″W / 43.17306°N 90.66389°W / 43.17306; -90.66389 (Trumbull Island)
Turtle Island	Vernon	Mississippi River	0.02	0.052	43°40′00″N91°15′19″W / 43.66667°N 91.25528°W / 43.66667; -91.25528 (Turtle Island)
Twin Island	Marinette	Menominee River	0.12	0.31	45°16′03″N87°42′16″W / 45.26750°N 87.70444°W / 45.26750; -87.70444 (Twin Island)
Twin Islands	Sauk	Wisconsin River	<0.01	<0.026	43°13′29″N89°49′17″W / 43.22472°N 89.82139°W / 43.22472; -89.82139 (Twin Islands)
Twin Islands	Walworth	Lake Beulah	0.01	0.026	42°49′19″N88°23′31″W / 42.82194°N 88.39194°W / 42.82194; -88.39194 (Twin Islands)
Van Tassle Island	Jackson	Unnamed marsh	?	?	44°19′17″N90°19′57″W / 44.32139°N 90.33250°W / 44.32139; -90.33250 (Van Tassle Island)
Virgin Island	Oconto	Wheeler Lake	<0.01	<0.026	45°19′21″N88°28′24″W / 45.32250°N 88.47333°W / 45.32250; -88.47333 (Virgin Island)
Wagon Wheel Island	Sawyer	Chippewa Flowage	<0.01	<0.026	45°54′13″N91°07′16″W / 45.90361°N 91.12111°W / 45.90361; -91.12111 (Wagon Wheel Island)
Wahbegon Island	Douglas	Saint Louis River	0.01	0.026	46°39′07″N92°16′29″W / 46.65194°N 92.27472°W / 46.65194; -92.27472 (Wahbegon Island)
Wahcoutah Island	Pepin	Chippewa River	0.09	0.23	44°27′39″N92°03′55″W / 44.46083°N 92.06528°W / 44.46083; -92.06528 (Wahcoutah Island)
Wallace Island	Polk	Wapogasset Lake	0.06	0.16	45°20′20″N92°25′40″W / 45.33889°N 92.42778°W / 45.33889; -92.42778 (Wallace Island)
Water Snake Island	Buffalo	Mississippi River	0.02	0.052	44°12′32″N91°50′51″W / 44.20889°N 91.84750°W / 44.20889; -91.84750 (Water Snake Island)
Wayside Island	Dodge	Beaver Dam Lake	<0.01	<0.026	43°30′46″N88°52′45″W / 43.51278°N 88.87917°W / 43.51278; -88.87917 (Wayside Island)
Weniger Island	Crawford	Wisconsin River	0.32	0.83	42°59′45″N91°03′41″W / 42.99583°N 91.06139°W / 42.99583; -91.06139 (Weniger Island)
Westerberg Island	Columbia	Wisconsin River	0.06	0.16	43°31′55″N89°28′05″W / 43.53194°N 89.46806°W / 43.53194; -89.46806 (Westerberg Island)
Wilcox Island	Douglas	Saint Croix Flowage	0.34	0.88	46°15′37″N91°50′47″W / 46.26028°N 91.84639°W / 46.26028; -91.84639 (Wilcox Island)
Williams Island	Waupaca	Chain O' Lakes	<0.01	<0.026	44°20′35″N89°08′56″W / 44.34306°N 89.14889°W / 44.34306; -89.14889 (Williams Island)
Willow Island	Chippewa	Chippewa River	<0.01	<0.026	45°06′57″N91°12′28″W / 45.11583°N 91.20778°W / 45.11583; -91.20778 (Willow Island)
Willow Island	Dodge	Horicon Marsh	<0.01	<0.026	43°30′41″N88°40′01″W / 43.51139°N 88.66694°W / 43.51139; -88.66694 (Willow Island)
Willow Sprig Island	Vernon	Mississippi River	0.11	0.28	43°38′15″N91°15′39″W / 43.63750°N 91.26083°W / 43.63750; -91.26083 (Willow Sprig Island)
Wolf Island	Sawyer	Moose Lake	0.02	0.052	46°01′48″N91°01′20″W / 46.03000°N 91.02222°W / 46.03000; -91.02222 (Wolf Island)
Woods Island	Forest	Pickerel Lake	<0.01	<0.026	45°24′06″N88°55′13″W / 45.40167°N 88.92028°W / 45.40167; -88.92028 (Woods Island)
Zacharias Island	Green Lake & Marquette	Fox River	2.22	5.7	43°44′46″N89°14′52″W / 43.74611°N 89.24778°W / 43.74611; -89.24778 (Zacharias Island)

See also

• Geography of Wisconsin
• Great Lakes
• Islands of the Midwest

References

1. "USGS Official Names Interim Search Tool". United States Geological Survey. Retrieved 11 October 2021.
2. Wisconsin Dept. of Natural Resources, Wisconsin Lakes Archived 2021-01-09 at the Wayback Machine . 2009.
3. "Door County WI DOT" (PDF). Wisconsin Department of Transportation. Retrieved 3 February 2020.
4. "Washington Island". WashingtonIsland.com. Archived from the original on 2021-01-09. Retrieved 2020-02-03.
5. "Plum Island". Washington Island.com. Archived from the original on 9 January 2021. Retrieved 3 February 2020.
6. "Boating Safety". Milwaukee Boat Club. Retrieved 12 October 2021.
7. "Apostle Islands". National Park Service. U.S. Department of the Interior. Archived from the original on 9 January 2021. Retrieved 3 February 2020.
8. "USGS Official Names Interim Search Tool". United States Geological Survey. Retrieved 11 October 2021.