
Martins Ferry
- County:
- Belmont County
- County Seat:
- No
- Area (mi²):
- 2.328
- State:
- Ohio
Martins Ferry is a city located in Belmont County, Ohio. Martins Ferry has a 2025 population of 5,969. Martins Ferry is currently declining at a rate of -0.88% annually and its population has decreased by -4.28% since the most recent census, which recorded a population of 6,236 in 2020.
The average household income in Martins Ferry is $58,292 with a poverty rate of 27.88%. The median age in Martins Ferry is 39.7 years: 37.8 years for males, and 40.6 years for females.