Iowa County's 2026 population is estimated at 24,127, reflecting a 0.34% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Iowa County is the 48th largest county in Wisconsin. The 2010 population was 23,694 and has grown 1.83% since 2010.
Data after 2023 is projected based on recent change
Overall: 44 years
Female: 44.6 years
Male: 43.3 years
There are 18,715 adults, (4,889 of whom are seniors) in Iowa County.
Female: 11,672 (48.9%)
Male: 12,195 (51.1%)
The racial composition of Iowa County includes 92.86% White, and smaller percentages for other race, Asian, Black or African American, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 22,162 | 92.86% |
| Two or more races | 1,052 | 4.41% |
| Other race | 242 | 1.01% |
| Asian | 209 | 0.88% |
| Black or African American | 181 | 0.76% |
| Native American | 21 | 0.09% |
Iowa County 's average per capita income is $52,185. Household income levels show a median of $82,182. The poverty rate stands at 7.59%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $117,340 | $131,177 |
| Families | $105,170 | $121,073 |
| Households | $82,182 | $100,813 |
| Non Families | $48,018 | $62,472 |
Average Income
Median Household Income
Poverty Rate