Lowellville
- County:
- Mahoning County
- County Seat:
- No
- Area (mi²):
- 1.361
- State:
- Ohio
Lowellville is a village located in Mahoning County, Ohio. Lowellville has a 2026 population of 986. Lowellville is currently declining at a rate of -0.2% annually and its population has decreased by -1.3% since the most recent census, which recorded a population of 999 in 2020.