Clark County is a district of Illinois.
Boundaries: United States Census Bureau, MAF/TIGER Database (https://www.census.gov/geographies/mapping-files/time-series/geo/carto-boundary-file.html) via geoBoundaries, public domain
| Township of Anderson | no seat recorded | |
| Township of Auburn | no seat recorded | |
| Township of Casey | no seat recorded | |
| Township of Darwin | no seat recorded | |
| Township of Dolson | no seat recorded | |
| Township of Douglas | no seat recorded | |
| Township of Johnson | no seat recorded | |
| Township of Marshall | Marshall | |
| Township of Martinsville | no seat recorded | |
| Township of Melrose | no seat recorded | |
| Township of Orange | no seat recorded | |
| Township of Parker | no seat recorded | |
| Township of Wabash | no seat recorded | |
| Township of Westfield | no seat recorded | |
| Township of York | no seat recorded |
Nothing has been written about Clark County here, and neither Wikipedia nor Wikivoyage has an article we could draw one from. If you know the place, that makes you a better source than anything we have. Tell us what is worth knowing and where you got it.
We show Marshall as the capital of Clark County. If that is wrong, tell us what it should be and where you read it.
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