Total Population in Knox County, IL
ACS 2024 5-Year Estimates
49,046
Rank #1,026/3,222 · #29 in IL
68th
Knox 49,046
IL 13M -99.6%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Knox County's total population of 49,046 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 Knox County for total population.
Nearby Rankings
Full ranking →| #1,023 | Duplin County, NC | 49,335 |
| #1,024 | Shelby County, KY | 49,096 |
| #1,025 | Le Flore County, OK | 49,053 |
| #1,026 | Knox County, IL | 49,046 |
| #1,027 | Henry County, IN | 48,970 |
| #1,028 | Santa Cruz County, AZ | 48,926 |
| #1,029 | Edgecombe County, NC | 48,736 |
About Total Population
Knox County, Illinois has a total population of 49,046, ranking #1,026 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Illinois, it ranks #29 of 102. This places it in the 68th 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.