Adams County's 2026 population is estimated at 27,929, reflecting a 0.46% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Adams County is the 76th largest county in Ohio. The 2010 population was 28,530 and has grown -2.11% since 2010.
Data after 2023 is projected based on recent change
Overall: 42.1 years
Female: 42.4 years
Male: 41.4 years
There are 20,971 adults, (5,229 of whom are seniors) in Adams County.
Female: 13,818 (50.2%)
Male: 13,722 (49.8%)
The racial composition of Adams County includes 96.37% White, and smaller percentages for Two or more races, Asian, Black or African American, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 26,541 | 96.37% |
| Two or more races | 598 | 2.17% |
| Asian | 132 | 0.48% |
| Black or African American | 110 | 0.4% |
| Other race | 105 | 0.38% |
| Native American | 45 | 0.16% |
| Native Hawaiian or Pacific Islander | 9 | 0.03% |
Adams County 's average per capita income is $40,271. Household income levels show a median of $50,264. The poverty rate stands at 20.22%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $80,000 | - |
| Families | $63,750 | $78,737 |
| Households | $50,264 | $65,260 |
| Non Families | $22,429 | $33,082 |
Average Income
Median Household Income
Poverty Rate