County · Ohio · United States
Mahoning County ZIP codes
28 ZIP codes · 16 cities · FIPS 39099
Key facts
- State
- Ohio (OH)
- FIPS code
- 39099
- Population
- 227,063
- Median household income
- $55,576
- Median age
- 43.4
- Land area
- 411.5 sq mi (1,065.8 km²)
- Population density
- 552 / sq mi
- Area codes
- 234, 330
Cities and ZIP codes in Mahoning County (16)
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.