Total Population in Madison County, IA
ACS 2024 5-Year Estimates
16,926
Rank #2,042/3,222 · #42 in IA
37th
Madison 16,926
IA 3,210,507 -99.5%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Madison County's total population of 16,926 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 Madison County for total population.
Nearby Rankings
Full ranking →| #2,039 | Mason County, KY | 16,956 |
| #2,040 | Lafayette County, WI | 16,942 |
| #2,041 | Northampton County, NC | 16,931 |
| #2,042 | Madison County, IA | 16,926 |
| #2,043 | Burnett County, WI | 16,916 |
| #2,044 | Chickasaw County, MS | 16,915 |
| #2,045 | Tama County, IA | 16,868 |
About Total Population
Madison County, Iowa has a total population of 16,926, ranking #2,042 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Iowa, it ranks #42 of 99. This places it in the 37th 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.