Jackson County, Ohio
County seat: Jackson · Population 32,817 (2025) · 420 sq mi
Jackson County is the 71st most populous of Ohio's 88 counties, with 32,817 people (2025 estimate). Its county seat is Jackson. The map shows its 4 cities and towns and the 6 neighboring counties.
Jackson County facts
- County seat
- Jackson
- Population (2025 estimate)
- 32,817 +0.5% since 2020
- Land area
- 420 sq mi 54th largest of 88
- Water area
- 1 sq mi
- Population density
- 78 per sq mi
- Established
- 1816
- Named after
- Andrew Jackson president of the United States from 1829 to 1837
- Largest city
- Jackson 6,233
- Median household income
- $57,106
- Cities and towns
- 4
- ZIP codes
- 11
- Time zone
- Eastern
- FIPS code
- 39079
Cities and towns in Jackson County
Jackson County has 4 incorporated cities, towns and villages. Populations count the people living inside Jackson County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Jackson (county seat) | City | 6,233 | |
| Wellston | City | 5,488 | |
| Oak Hill | Village | 1,420 | |
| Coalton | Village | 446 |
ZIP codes in Jackson County
11 ZIP codes reach into Jackson County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 45601 also Ross and Pike counties
- 45613 also Pike and Scioto counties
- 45621
- 45634 also Vinton County
- 45640
- 45653 also Scioto County
- 45656 also Gallia, Lawrence and Scioto counties
- 45672 also Vinton and Ross counties
- 45682 also Scioto and Lawrence counties
- 45685 also Gallia County
- 45692 also Vinton County
Population of Jackson County, 2020–2025
Jackson County grew by 164 people (+0.5%) between April 2020 and July 2025: 337 more deaths than births and a net gain of 482 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 32,671 |
| 2021 | 32,533 |
| 2022 | 32,606 |
| 2023 | 32,646 |
| 2024 | 32,741 |
| 2025 | 32,817 |
Neighboring counties
- Vinton County northeast · 12,645 people
- Gallia County southeast · 29,072 people
- Pike County west · 27,061 people
- Scioto County southwest · 71,365 people
- Lawrence County south · 55,710 people
- Ross County northwest · 76,429 people
Printable Jackson County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (72 KB)
- PNG (2400 px) (70 KB)
Paste this code to embed the map on your site:
Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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