Mahoning County, Ohio

Mahoning County, Ohio, has 224,706 residents (July 2025 estimate). Its county seat is Youngstown. It uses Eastern Time and covers 412 sq mi (1,066 km²) of land.

ColumbusClevelandCincinnati
Mahoning County in Ohio
YoungstownAustintownSalemStruthers
Mahoning County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
224,706
Land area
412 sq mi (1,066 km²)
County seat or government
Youngstown
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$56,942 ± $1,365
Median home value
$154,700 ± $3,132
Median rent, with utilities
$791 ± $19
Homes lived in by their owners
70.3% ± 0.9 points
County type
County
Metro or micro area
Youngstown-Warren, OH metro areaCentral county
Water area
13.7 sq mi (35.5 km²)
State
Ohio
County code (FIPS)
39099
Coordinates (central point)
41.010880, -80.770396

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Mahoning County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/New_YorkUTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 4460132,696 people
  2. 4451232,536 people
  3. 4451527,690 people
  4. 4446025,082 people
  5. 4451423,917 people
  6. 4440622,451 people
  7. 4451118,909 people
  8. 4450516,764 people
  9. 4442513,552 people
  10. 4440811,159 people
  11. 4450910,562 people
  12. 4447110,295 people
All 38
  1. 4448110,206 people
  2. 445029,594 people
  3. 444449,220 people
  4. 444057,815 people
  5. 445045,191 people
  6. 446724,634 people
  7. 444404,418 people
  8. 445074,140 people
  9. 444373,913 people
  10. 446093,782 people
  11. 444423,762 people
  12. 444363,077 people
  13. 444122,976 people
  14. 444512,892 people
  15. 444522,602 people
  16. 444012,526 people
  17. 444292,313 people
  18. 445062,096 people
  19. 445102,027 people
  20. 444431,641 people
  21. 444491,205 people
  22. 44503938 people
  23. 44454912 people
  24. 44490597 people
  25. 44619299 people
  26. 44555169 people

38 ZIP Code areas overlap Mahoning County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Townships in Mahoning County, largest first

  1. Boardman Township39,870 people
  2. Austintown Township35,755 people
  3. Canfield Township16,832 people
  4. Poland Township14,573 people
  5. Springfield Township6,756 people
  6. Beaver Township6,709 people
  7. Smith Township4,066 people
  8. Milton Township3,542 people
  9. Green Township3,386 people
  10. Goshen Township3,086 people
  11. Jackson Township2,101 people
  12. Berlin Township1,936 people
All 16
  1. Ellsworth Township1,934 people
  2. Coitsville Township1,085 people
  3. Fairfield Township1,038 people
  4. Perry Township0 people

People counts are American Community Survey 2020–2024 5-year estimates. All townships in Ohio, by county

School districts in Mahoning County, largest first

  1. Youngstown City School District61,772 people
  2. Austintown Local School District35,295 people
  3. Boardman Local School District35,284 people
  4. Alliance City School District20,792 people
  5. Canfield Local School District19,509 people
  6. Poland Local School District15,292 people
  7. Hubbard Exempted Village School District12,941 people
  8. West Branch Local School District12,026 people
  9. Struthers City School District10,999 people
  10. Girard City School District10,842 people
  11. Columbiana Exempted Village School District8,327 people
  12. Springfield Local School District (Mahoning County)8,270 people
All 20
  1. Campbell City School District7,784 people
  2. South Range Local School District6,975 people
  3. Jackson-Milton Local School District5,932 people
  4. Weathersfield Local School District5,093 people
  5. Leetonia Exempted Village School District4,278 people
  6. Sebring Local School District4,254 people
  7. Western Reserve Local School District (Mahoning County)3,702 people
  8. Lowellville Local School District1,896 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Youngstown, Ohio (city)59,331 people
  2. Austintown, Ohio (CDP)30,164 people
  3. Alliance, Ohio (city)21,478 people
  4. Salem, Ohio (city)11,758 people
  5. Struthers, Ohio (city)9,923 people
  6. Campbell, Ohio (city)7,784 people
  7. Canfield, Ohio (city)7,649 people
  8. Columbiana, Ohio (city)6,903 people
  9. Sebring, Ohio (village)4,146 people
  10. Mineral Ridge, Ohio (CDP)3,657 people
  11. Poland, Ohio (village)2,357 people
  12. Woodworth, Ohio (CDP)1,824 people
All 24
  1. New Middletown, Ohio (village)1,550 people
  2. North Lima, Ohio (CDP)1,208 people
  3. Craig Beach, Ohio (village)1,161 people
  4. Lowellville, Ohio (village)1,088 people
  5. Beloit, Ohio (village)948 people
  6. New Springfield, Ohio (CDP)830 people
  7. Washingtonville, Ohio (village)601 people
  8. Lake Milton, Ohio (CDP)548 people
  9. Maple Ridge, Ohio (CDP)433 people
  10. Damascus, Ohio (CDP)361 people
  11. Petersburg, Ohio (CDP)302 people
  12. East Alliance, Ohio (CDP)260 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Columbiana County, Ohio17 mi south
  2. Trumbull County, Ohio20 mi north
  3. Lawrence County, Pennsylvania23 mi east
  4. Portage County, Ohio25 mi northwest
  5. Stark County, Ohio34 mi southwest

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 where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.