Belmont County's 2026 population is estimated at 64,116, reflecting a -0.45% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Belmont County is the 40th largest county in Ohio. The 2010 population was 70,337 and has grown -8.84% since 2010.
Data after 2023 is projected based on recent change
Overall: 44.1 years
Female: 47.3 years
Male: 42 years
There are 53,212 adults, (14,378 of whom are seniors) in Belmont County.
Female: 31,628 (48.3%)
Male: 33,845 (51.7%)
The racial composition of Belmont County includes 90.89% White, 3.11% Black or African American, and smaller percentages for other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 59,509 | 90.89% |
| Two or more races | 3,026 | 4.62% |
| Black or African American | 2,035 | 3.11% |
| Other race | 453 | 0.69% |
| Asian | 379 | 0.58% |
| Native American | 57 | 0.09% |
| Native Hawaiian or Pacific Islander | 14 | 0.02% |
Belmont County 's average per capita income is $38,337. Household income levels show a median of $57,017. The poverty rate stands at 15.77%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $90,449 | $106,372 |
| Families | $75,941 | $92,319 |
| Households | $57,017 | $75,538 |
| Non Families | $34,582 | $45,448 |
Average Income
Median Household Income
Poverty Rate