Rock Island County is a county located in the U.S. state of Illinois, bounded on the west by the Mississippi River. According to the 2020 census, it had a population of 144,672. Its county seat is Rock Island; its largest city is neighboring Moline. Rock Island County is one of the four counties that make up the Davenport-Moline-Rock Island, IA-IL Metropolitan Statistical Area.
Carbon Cliff is a village in Rock Island County, Illinois, United States. The population was 2,134 at the 2010 census. It lies in the south part of Hampton Township.
Custer Township is located in Will County, Illinois. As of the 2010 census, its population was 1,430 and it contained 612 housing units.
Osage Township is located in LaSalle County, Illinois. As of the 2010 census, its population was 279 and it contained 128 housing units. Osage Township was formed from Eagle Township sometime prior to September, 1856.
Blackhawk Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 10,019 and it contained 4,563 housing units. Blackhawk Township changed its name from Camden County on October 1, 1857.
Bowling Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 3,414 and it contained 1,455 housing units.
Buffalo Prairie Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 824 and it contained 359 housing units. Buffalo Prairie Township was originally named Buffalo Township, but changed its name to Copper Township October 1, 1857, and then from Copper to Buffalo Prairie.
Canoe Creek Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 711 and it contained 317 housing units.
Coal Valley Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 4,408 and it contained 1,910 housing units.
Cordova Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 896 and it contained 399 housing units.
Drury Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 797 and it contained 328 housing units.
Edgington Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 1,508 and it contained 643 housing units.
Rock Island Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 17,776 and it contained 7,271 housing units.
South Moline Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 36,399 and it contained 17,140 housing units. South Moline Township formed from Moline Township in March, 1879.
South Rock Island Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 18,407 and it contained 8,951 housing units. South Rock Island Township formed from Rock Island Township on March 1, 1878.
Colona Township is one of twenty-four townships in Henry County, Illinois, USA. As of the 2010 census, its population was 6,822 and it contained 2,773 housing units. Colona Township changed its name from Green River Township on April 13, 1857.
Hanna Township is one of twenty-four townships in Henry County, Illinois, USA. As of the 2010 census, its population was 2,344 and it contained 923 housing units.
Lynn Township is one of twenty-four townships in Henry County, Illinois, USA. As of the 2010 census, its population was 745 and it contained 311 housing units. Lynn changed its name originally from Linn Grove Township to Lynnville Township on April 13, 1857, and then again from Lynnville to Lynn on an unknown date.
Western Township is one of twenty-four townships in Henry County, Illinois, USA. As of the 2010 census, its population was 3,053 and it contained 1,240 housing units. Western changed its name from Orion Township on April 13, 1857.
Newburg Township is located in Pike County, Illinois. As of the 2010 census, its population was 949 and it contained 428 housing units.
