Mahoning County, Ohio
Mahoning County is a county in Ohio. Its county FIPS code is 39099. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 39099
- Representative coordinates
- 41.010880, -80.770396
- County type
- County
- County seat or government
- Youngstown
- Resident population, July 2025
- 224,706
- Land area
- 1,065.833 km²
- Water area
- 35.543 km²
- State
- Ohio
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Mahoning County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/New_York | UTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
44401 · 44405 · 44406 · 44408 · 44412 · 44425 · 44429 · 44436 · 44437 · 44440 · 44442 · 44443 · 44444 · 44449 · 44451 · 44452 · 44454 · 44460 · 44471 · 44481 · 44490 · 44502 · 44503 · 44504 · 44505 · 44506 · 44507 · 44509 · 44510 · 44511 · 44512 · 44514 · 44515 · 44555 · 44601 · 44609 · 44619 · 44672
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Use the US government local-office directory ↗ to find the office responsible for your address. A county website has not been confidently matched here. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Alliance city, OH
- Austintown CDP, OH
- Beloit village, OH
- Campbell city, OH
- Canfield city, OH
- Columbiana city, OH
- Craig Beach village, OH
- Damascus CDP, OH
- East Alliance CDP, OH
- Lake Milton CDP, OH
- Lowellville village, OH
- Maple Ridge CDP, OH
- Mineral Ridge CDP, OH
- New Middletown village, OH
- New Springfield CDP, OH
- North Lima CDP, OH
- Petersburg CDP, OH
- Poland village, OH
- Salem city, OH
- Sebring village, OH
- Struthers city, OH
- Washingtonville village, OH
- Woodworth CDP, OH
- Youngstown city, Ohio
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.