
Salem
- County:
- Columbiana County
- County Seat:
- No
- Area (mi²):
- 6.431
- State:
- Ohio
Salem is a city located in Columbiana County, Ohio. Salem has a 2025 population of 11,606. Salem is currently declining at a rate of -0.46% annually and its population has decreased by -2.29% since the most recent census, which recorded a population of 11,878 in 2020.
The average household income in Salem is $67,687 with a poverty rate of 19.22%. The median age in Salem is 40.6 years: 37.3 years for males, and 45.3 years for females.