Total Population in Clark County, IL
ACS 2024 5-Year Estimates
15,266
Rank #2,146/3,222 · #71 in IL
33th
Clark 15,266
IL 13M -99.9%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Clark County's total population of 15,266 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to Clark County for total population.
Nearby Rankings
Full ranking →| #2,143 | Clarke County, MS | 15,314 |
| #2,144 | Roseau County, MN | 15,302 |
| #2,145 | Grayson County, VA | 15,287 |
| #2,146 | Clark County, IL | 15,266 |
| #2,147 | Moniteau County, MO | 15,262 |
| #2,148 | Clay County, SD | 15,219 |
| #2,149 | Clarke County, VA | 15,216 |
About Total Population
Clark County, Illinois has a total population of 15,266, ranking #2,146 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Illinois, it ranks #71 of 102. This places it in the 33th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.