Clarke County's estimated 2026 population is 9,557 with a growth rate of -0.18% in the past year according to the most recent United States census data. Clarke County is the 75th largest county in Iowa. The 2010 population was 9,321 and has seen a growth of 2.53% since that time.
Data after 2023 is projected based on recent change
Overall: 37.9 years
Female: 39.8 years
Male: 36.9 years
There are 7,192 adults, (1,924 of whom are seniors) in Clarke County.
Female: 4,739 (49%)
Male: 4,923 (51%)
The racial composition of Clarke County includes 80.53% White, 10.58% other race, and smaller percentages for Native American, Asian, Black or African American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 7,781 | 80.53% |
| Other race | 1,022 | 10.58% |
| Two or more races | 703 | 7.28% |
| Native American | 97 | 1% |
| Asian | 54 | 0.56% |
| Black or African American | 5 | 0.05% |
Clarke County's average per capita income is $45,714. Household income levels show a median of $71,641. The poverty rate stands at 9.72%.
Name | Median | Mean |
|---|---|---|
| Married Families | $99,934 | - |
| Families | $84,073 | $110,412 |
| Households | $71,641 | $95,019 |
| Non Families | $38,750 | $58,944 |
Average Income
Median Household Income
Poverty Rate
