Total Population in Marshall County, IA
ACS 2024 5-Year Estimates
How Marshall County Compares
National Distribution
Where Marshall County falls among all 3,222 U.S. counties for total population.
■ Marshall County: 40,114
Ranking Context
| Rank | County | Value |
|---|---|---|
| #1,199 | Mower County, MN | 40,343 |
| #1,200 | Gurabo Municipio, PR | 40,228 |
| #1,201 | Waldo County, ME | 40,192 |
| #1,202 | Marshall County, IA | 40,114 |
| #1,203 | Rio Arriba County, NM | 40,070 |
| #1,204 | Ottawa County, OH | 39,994 |
| #1,205 | Louisa County, VA | 39,980 |
Total Population in Marshall County, Iowa
Marshall County, Iowa has a total population of 40,114, which ranks #1,202 of 3,222 out of 3,222 counties nationwide. This is 100.0% below the national value of 330M.
Within Iowa, Marshall County ranks #15 of 99 out of 99 counties. This places it in the 63th 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.