Jones County's 2026 population is estimated at 21,514, reflecting a 0.93% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Jones County is the 29th largest county in Iowa. The 2010 population was 20,687 and has grown 4% since 2010.
Data after 2023 is projected based on recent change
Overall: 42.8 years
Female: 45.2 years
Male: 41.6 years
There are 16,684 adults, (4,459 of whom are seniors) in Jones County.
Female: 9,839 (47.1%)
Male: 11,057 (52.9%)
The racial composition of Jones County includes 91.89% White, and smaller percentages for Black or African American, other race, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 19,201 | 91.89% |
| Two or more races | 829 | 3.97% |
| Black or African American | 514 | 2.46% |
| Other race | 207 | 0.99% |
| Asian | 128 | 0.61% |
| Native American | 17 | 0.08% |
Jones County 's average per capita income is $51,445. Household income levels show a median of $73,531. The poverty rate stands at 12%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $103,927 | - |
| Families | $92,663 | $101,546 |
| Households | $73,531 | $87,904 |
| Non Families | $41,494 | $55,782 |
Average Income
Median Household Income
Poverty Rate
