Keokuk County's 2026 population is estimated at 9,671, reflecting a -0.94% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Keokuk County is the 75th largest county in Iowa. The 2010 population was 10,508 and has grown -7.97% since 2010.
Data after 2023 is projected based on recent change
Overall: 43.4 years
Female: 44.6 years
Male: 42.4 years
There are 7,705 adults, (2,233 of whom are seniors) in Keokuk County.
Female: 4,791 (48.3%)
Male: 5,133 (51.7%)
The racial composition of Keokuk County includes 95.25% White, and smaller percentages for other race, Black or African American, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 9,453 | 95.25% |
| Two or more races | 319 | 3.21% |
| Other race | 97 | 0.98% |
| Black or African American | 26 | 0.26% |
| Asian | 20 | 0.2% |
| Native American | 9 | 0.09% |
Keokuk County 's average per capita income is $45,863. Household income levels show a median of $62,329. The poverty rate stands at 12.13%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $93,289 | - |
| Families | $80,195 | $93,803 |
| Households | $62,329 | $83,451 |
| Non Families | $38,994 | $62,375 |
Average Income
Median Household Income
Poverty Rate