Total Population in Decatur County, IA
ACS 2024 5-Year Estimates
How Decatur County Compares
National Distribution
Where Decatur County falls among all 3,222 U.S. counties for total population.
■ Decatur County: 7,759
Ranking Context
| Rank | County | Value |
|---|---|---|
| #2,665 | Twiggs County, GA | 7,803 |
| #2,666 | Taylor County, GA | 7,786 |
| #2,667 | Pocahontas County, WV | 7,784 |
| #2,668 | Decatur County, IA | 7,759 |
| #2,669 | Richardson County, NE | 7,751 |
| #2,670 | Merrick County, NE | 7,724 |
| #2,671 | Doddridge County, WV | 7,711 |
Total Population in Decatur County, Iowa
Decatur County, Iowa has a total population of 7,759, which ranks #2,668 of 3,222 out of 3,222 counties nationwide. This is 100.0% below the national value of 330M.
Within Iowa, Decatur County ranks #86 of 99 out of 99 counties. This places it in the 17th 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.