Clark County

Casey
Marshall
Martinsville
Westfield
HASC code :US-IL-CK
FIPS 6-4 code :17023
Capital :Marshall
Largest city :Marshall
Elevation :High : Westfield 760 ft
Low : Martinsville 610 ft
Population :17,008
Land Area :502 sq mi
(1,300 km²)
Density :33.88/sq mi
(13.08/km²)
Time zone :UTC -6
Website :http://www.clarkcountyil.org