
Bellaire
- County:
- Belmont County
- County Seat:
- No
- Area (mi²):
- 1.653
- State:
- Ohio
Bellaire is a village located in Belmont County, Ohio. Bellaire has a 2025 population of 3,697. Bellaire is currently declining at a rate of -0.88% annually and its population has decreased by -4.27% since the most recent census, which recorded a population of 3,862 in 2020.
The average household income in Bellaire is $49,818 with a poverty rate of 33.47%. The median age in Bellaire is 41 years: 33.3 years for males, and 48.8 years for females.