LaSalle County is located within the Fox Valley and Illinois River Valley regions of the U.S. state of Illinois. As of the 2020 Census, it had a population of 109,658. Its county seat and largest city is Ottawa. LaSalle County is part of the Ottawa, IL Micropolitan Statistical Area of Northern Illinois.
DeKalb County is a county located in the U.S. state of Illinois. As of the 2020 United States census, the population was 100,420. Its county seat is Sycamore.
Somonauk is a village in DeKalb and LaSalle Counties in the U.S. state of Illinois. The population was 1,786 at the 2020 Census, down from 1,893 at the 2010 Census.
Millington is a village in Kendall and LaSalle counties in the U.S. state of Illinois. The population was 617 at the 2020 census, down from 665 at the 2010 census.
Sheridan is a village in LaSalle County, Illinois, United States. As of the 2020 census, the village's population was 2,431, up from 2,137 at the 2010 census. It is part of the Ottawa Micropolitan Statistical Area.
Adams Township is one of thirty-seven townships in LaSalle County, Illinois, USA. As of the 2020 census, it had a population of 1,619.
Somonauk Creek is a tributary of the Fox River, which it joins in the Northville Township part of Sheridan, Illinois, United States. Somonauk Creek is approximately 36 miles (58 km) in length, and its source is 3.5 mi (6 km) north of Waterman. It has been dammed to form Lake Holiday, south of the village of Somonauk. The lake is the second lake in the City of Sandwich, with the first, Lake Davis, having been drained in the early 1900s to create usable farmland. The community later needed a lake to replace the one it lost, so in agreement with the Village of Somonauk, the community decided to place a dam on Somonauk Creek to form the new lake. The lake was marketed to the suburbs of Chicago as a recreation spot, with the community later making it a permanent subdivision, with housing located around the whole lake.
Kendall Township is located in Kendall County, Illinois. As of the 2010 census, its population was 7,739 and it contained 2,875 housing units.
Homer Township is located in Will County, Illinois. As of the 2010 census, its population was 39,059 and it contained 13,418 housing units. In 2001, the village of Homer Glen was incorporated within area that is Homer Township. This region was formerly an unincorporated census-designated place known as Goodings Grove, Illinois.
Reed Township is located in Will County, Illinois. As of the 2010 census, its population was 6,948 and it contained 3,259 housing units. Reed Township was originally named Clinton Township, but was changed on June 10, 1850.
Washington Township is located in Will County, Illinois. As of the 2010 census, its population was 6,263 and it contained 2,404 housing units. Washington Township was formed from Crete Township and Sherburn Township on an unknown date.
Sandwich Township is one of nineteen townships in DeKalb County, Illinois, United States. As of the 2020 census, its population was 7,510 and it contained 3,017 housing units. Sandwich Township was formed from a portion of Somonauk Township on July 14, 1896.
Somonauk Township is one of nineteen townships in DeKalb County, Illinois, USA. As of the 2020 census, its population was 2,006 and it contained 823 housing units.
Miller Township is located in LaSalle County, Illinois, United States. As of the 2010 census, its population was 633 and it contained 235 housing units. Miller Township was formed from Manlius Township and Mission Township on an unknown date.
Mission Township is located in LaSalle County, Illinois. As of the 2010 census, its population was 3,972 and it contained 1,083 housing units.
Ophir Township is located in LaSalle County, Illinois. As of the 2010 census, its population was 508 and it contained 201 housing units. Ophir Township was originally named Fremont Township, but was renamed in May, 1850.
Ottawa Township is located in LaSalle County, Illinois. As of the 2010 census, its population was 11,766 and it contained 5,601 housing units.
Otter Creek Township is located in LaSalle County, Illinois. As of the 2010 census, its population was 2,970 and it contained 1,247 housing units. Otter Creek was formed from a portion of Bruce Township on an unknown date.
Serena Township is located in LaSalle County, Illinois. As of the 2010 census, its population was 1,138 and it contained 459 housing units. Serena Township changed its name from Warren Township in May, 1850.
Lake Holiday is a census-designated place located on Lake Holiday in Northville Township, LaSalle County, Illinois, United States. Its population was 5,687 as of the 2020 census.
