Total Population in McDonough County, IL
ACS 2024 5-Year Estimates
26,920
Rank #1,581/3,222 · #50 in IL
51th
McDonough 26,920
IL 13M -99.8%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How McDonough County's total population of 26,920 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 McDonough County for total population.
Nearby Rankings
Full ranking →| #1,578 | Stephens County, GA | 27,012 |
| #1,579 | Ashe County, NC | 26,950 |
| #1,580 | Hart County, GA | 26,939 |
| #1,581 | McDonough County, IL | 26,920 |
| #1,582 | Oceana County, MI | 26,915 |
| #1,583 | Geneva County, AL | 26,887 |
| #1,584 | Union County, SC | 26,885 |
About Total Population
McDonough County, Illinois has a total population of 26,920, ranking #1,581 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Illinois, it ranks #50 of 102. This places it in the 51th 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.