Jackson County, Michigan
County seat: Jackson · Population 159,552 (2025) · 702 sq mi
Jackson County is the 14th most populous of Michigan's 83 counties, with 159,552 people (2025 estimate). Its county seat is Jackson. It is part of the Southeast (Region 9) region, one of the 10 Michigan prosperity regions. The map shows its 8 cities and towns and the 7 neighboring counties.
Jackson County facts
- County seat
- Jackson
- Population (2025 estimate)
- 159,552 −0.5% since 2020
- Land area
- 702 sq mi 29th largest of 83
- Water area
- 22 sq mi
- Population density
- 227 per sq mi
- Established
- 1829
- Same name
- One of 23 Jackson Counties in the US
- Named after
- Andrew Jackson president of the United States from 1829 to 1837
- Largest city
- Jackson 31,022
- Median household income
- $66,073
- Cities and towns
- 8 plus 5 CDPs
- ZIP codes
- 29
- Time zone
- Eastern
- FIPS code
- 26075
Cities and towns in Jackson County
Jackson County has 8 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 | 31,022 | |
| Brooklyn | Village | 1,450 | |
| Grass Lake | Village | 1,098 | |
| Concord | Village | 1,083 | |
| Springport | Village | 821 | |
| Parma | Village | 760 | |
| Hanover | Village | 469 | |
| Cement City | Village | 43 | Lenawee County |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Michigan Center | 4,999 | |
| Vandercook Lake | 4,375 | |
| Spring Arbor | 2,275 | |
| Vineyard Lake | 1,031 | |
| Napoleon | 745 |
ZIP codes in Jackson County
29 ZIP codes reach into Jackson County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 48158 also Washtenaw County
- 48827 also Eaton and Ingham counties
- 49201
- 49202
- 49203
- 49224 also Calhoun County
- 49230 also Lenawee County
- 49233 also Hillsdale and Lenawee counties
- 49234
- 49237 also Calhoun County
- 49240 also Washtenaw County
- 49241
- 49245 also Calhoun and Branch counties
- 49246 also Hillsdale County
- 49249 also Hillsdale County
- 49250 also Hillsdale County
- 49251 also Ingham County
- 49252 also Hillsdale, Branch and Calhoun counties
- 49254
- 49259
- 49261
- 49263
- 49264 also Ingham and Eaton counties
- 49269
- 49272
- 49277
- 49283
- 49284 also Calhoun and Eaton counties
- 49285 also Ingham, Livingston and Washtenaw counties
Population of Jackson County, 2020–2025
Jackson County shrank by 807 people (−0.5%) between April 2020 and July 2025: 1,935 more deaths than births and a net gain of 1,099 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 160,215 |
| 2021 | 160,195 |
| 2022 | 159,780 |
| 2023 | 159,607 |
| 2024 | 159,588 |
| 2025 | 159,552 |
Neighboring counties
- Washtenaw County east · 370,214 people
- Calhoun County west · 133,408 people
- Ingham County north · 289,709 people
- Hillsdale County southwest · 45,738 people
- Lenawee County southeast · 97,779 people
- Eaton County northwest · 109,581 people
- Livingston County northeast · 197,315 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) (157 KB)
- PNG (2400 px) (75 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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