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Clark

County in Illinois

County

The population development of Clark.

NameStatusPopulation
Census
1990-04-01
Population
Census
2000-04-01
Population
Census
2010-04-01
Population
Census
2020-04-01
 
ClarkCounty15,92117,00816,33515,455
IllinoisState11,430,60212,419,29312,830,63212,812,508

Contents: Places

The population development of the places in Clark.

The Details icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).

Name StatusCountyPopulation
Census
1990-04-01
Population
Census
2000-04-01
Population
Census
2010-04-01
Population
Census
2020-04-01
 
CaseyCityClark / Cumberland2,9162,9432,7842,413
MarshallCityClark3,6263,9793,9503,958
MartinsvilleCityClark1,2151,2181,1661,113
West UnionCensus-Designated PlaceClark210176288271
WestfieldVillageClark676678601536

Source: U.S. Census Bureau (web).

Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.