Randolph County is a county located in the U.S. state of Illinois. According to the 2010 census, it had a population of 33,476. Its county seat is Chester.
Monroe County is a county located in the U.S. state of Illinois. According to the 2010 census, it had a population of 32,957. Its county seat and largest city is Waterloo.
Prairie du Rocher is a village in Randolph County, Illinois, United States. Founded in the French colonial period in the American Midwest, the community is located near bluffs that flank the east side of the Mississippi River along the floodplain often called the "American Bottom". The population was 604 at the 2010 census.
Modoc is an unincorporated community in Randolph County, Illinois, United States, located four miles southeast of Prairie du Rocher under the bluffs of the Mississippi River.
Baldwin Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 879.
Central Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 445.
Chester Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 9,314.
Ellis Grove Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 953.
Evansville Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 1,015.
Kaskaskia Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 47.
Palestine Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 601.
Percy Precinct is located in Randolph County, Illinois, USA. At the 2010 census, its population was 1,223.
Red Bud Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 4,692.
Ruma Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 817.
Sparta Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 5,387.
Steeleville Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 2,668.
Tilden Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 1,156.
Walsh Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 454.
Chester Non-High School District 122 is the only remaining non-high school district in Illinois; the district provides for the tuition and transportation of local eighth-grade school graduates to nearby high schools. The district is the western corner of Randolph County, containing the village of Prairie du Rocher, and is coextensive with Prairie du Rocher Community Consolidated School District 134.
