Clark County, Illinois

Clark County is located in Illinois. About 15,979 people live here. Between 2010 and 2020, the population declined from 16,335 to 15,455. The area covers about 1,308.0 square kilometers. The region is divided into 4 Municipalities. The region was founded in 1819. The name originates from George Rogers Clark (American surveyor) Clark County is county in Illinois, United States. More information at www.clarkcountyil.org.

Photos from Clark County

Union Pacific Up 6449 Passing Through Casey, Illinois July 2023 — Union Pacific Up 6449 Passing Through Casey, Illinois July 2023 Joseph Gage, cc by-sa

World's Largest Rocking Chair Casey — World's Largest Rocking Chair Casey Coasterlover1994, cc by-sa

Iss030 E 230358 View Of Earth — Iss030 E 230358 View Of Earth Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center, public domain

Iss030 E 228066 View Of Earth — Iss030 E 228066 View Of Earth Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center, public domain

World's Largest Mailbox — World's Largest Mailbox Coasterlover1994, cc by-sa

Iss022 E 27776 View Of Earth — Iss022 E 27776 View Of Earth Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center, public domain

Iss022 E 27777 View Of Earth — Iss022 E 27777 View Of Earth Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center, public domain

World's Largest Pitchfork — World's Largest Pitchfork Coasterlover1994, cc by-sa

World's Largest Birdcage — World's Largest Birdcage Coasterlover1994, cc by-sa

Wikimedia Commons

Named after	George Rogers Clark
Year built	1819
Area	1308 km²
Located in	Illinois
Country	United States
Population	15455
Native name	Clark County

Clark County, Illinois

Clark County – Facts

Population15.979

Websitehttps://www.clarkcountyil.org/

Area1.308,0

County seatMarshall

Descriptioncounty in Illinois, United States

Population 201316.182

Population 201515.979

Population 202015.455

Subregions4

Data source: Wikidata

Public transit map Clark County Legend

	Railway
	Bus
	Tram

Bicycle map Clark County Legend

	Bike path
	Bike lane on roadway
	Cycling allowed on bus lane
	Bicycle street
	Open to cyclists
	Open to cyclists, good path
	Cycling prohibited
	Cobblestone

	Long-distance bike route	(depending on scale)
	Long-distance bike route	(depending on scale)

Pedestrian map Clark County Legend

Path

	Long-distance hiking trail	(depending on scale)
	Long-distance hiking trail	(depending on scale)
	Pedestrians prohibited

Clark County	Westfield
	Martinsville
	Marshall
	Casey