County
· Illinois
Clark County
Clark County is a county located in the southeastern part of U.S. state of Illinois, along the Indiana state line. As of the 2020 census, the population was 15,455. Its county seat is Marshall. The county was named for George Rogers Clark, an officer who served in the American Revolution.
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Cities and towns 4
Townships 15
- Township of Anderson pop. 429
- Township of Auburn pop. 233
- Township of Casey pop. 3,430
- Township of Darwin pop. 332
- Township of Dolson pop. 360
- Township of Douglas pop. 129
- Township of Johnson pop. 373
- Township of Marshall pop. 4,505
- Township of Martinsville pop. 1,522
- Township of Melrose pop. 338
- Township of Orange pop. 255
- Township of Parker pop. 161
- Township of Wabash pop. 2,092
- Township of Westfield pop. 643
- Township of York pop. 498
Reference data (Census of Governments 2022)
- Census ID (PID6)
- 124838
- FIPS state
- 17
- FIPS county
- 023
- FIPS place
- 99023
- Census record name
- COUNTY OF CLARK
- Mailing address
- COUNTY COURT HOUSE, MARSHALL 62441