Total Population in Johnson County, IL
ACS 2024 5-Year Estimates
How Johnson County Compares
National Distribution
Where Johnson County falls among all 3,222 U.S. counties for total population.
■ Johnson County: 13,376
Ranking Context
| Rank | County | Value |
|---|---|---|
| #2,261 | Osage County, MO | 13,402 |
| #2,262 | Buffalo County, WI | 13,393 |
| #2,263 | Hughes County, OK | 13,389 |
| #2,264 | Johnson County, IL | 13,376 |
| #2,265 | Crawford County, MI | 13,369 |
| #2,266 | Meigs County, TN | 13,343 |
| #2,267 | Jackson County, KS | 13,341 |
Total Population in Johnson County, Illinois
Johnson County, Illinois has a total population of 13,376, which ranks #2,264 of 3,222 out of 3,222 counties nationwide. This is 100.0% below the national value of 330M.
Within Illinois, Johnson County ranks #79 of 102 out of 102 counties. This places it in the 30th percentile nationally.
Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.
About this data
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.