Clark County Population 2017

Clark County's estimated population is 15,938 with a growth rate of -0.03% in the past year according to the most recent United States census data. Clark County is the 70th largest county in Illinois.

Year Population Growth Growth Rate
201615,938-5-0.03%
201515,943-176-1.09%
201416,119-26-0.16%
201316,145-156-0.96%
201216,301820.51%
201116,219-80-0.49%
201016,2993782.37%
199015,921-992-5.87%
198016,9136974.30%
197016,216-330-1.99%
196016,546-816-4.70%
195017,362-1,480-7.85%
194018,8429705.43%
193017,872-3,293-15.56%
192021,165-2,352-10.00%
191023,517-516-2.15%
190024,0332,1349.74%
189021,89950.02%
188021,8943,17516.96%
187018,7193,73224.90%
186014,9875,45557.23%
18509,5322,07927.89%
18407,4533,51389.16%
18303,9403,009323.20%
18209310.00%

Clark County Population Growth

Population Data via

Clark County Race Data

Race Population Percentage
White15,62098.00%
Two or More Races1540.97%
Black or African American750.47%
Asian540.34%
American Indian and Alaska Native360.23%
Native Hawaiian and Other Pacific Islander40.03%

Clark County Population Pyramid

0k0k0k0k0k1k1kClark County Male Population0k0k0k0k0k1k1kClark County Female Population

Population of Cities in Clark County

City 2010 Census 2016 Estimated Growth Growth Rate
Marshall39333878-55-1.40%
Casey27772698-79-2.84%
Martinsville11671133-34-2.91%
Westfield601576-25-4.16%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990