Wells County, Indiana
County seat: Bluffton · Population 28,883 (2025) · 368 sq mi
Wells County is the 56th most populous of Indiana's 92 counties, with 28,883 people (2025 estimate). Its county seat is Bluffton. It is part of the Northeast (Region 3) region, one of the 12 Indiana economic growth regions (DWD / WorkOne regions). The map shows its 7 cities and towns and the 6 neighboring counties.
Wells County facts
- County seat
- Bluffton
- Population (2025 estimate)
- 28,883 +2.5% since 2020
- Land area
- 368 sq mi 66th largest of 92
- Water area
- 2 sq mi
- Population density
- 79 per sq mi
- Established
- 1837
- Named after
- William Wells Miami participant in the Northwest Indian War and United States Army officer
- Largest city
- Bluffton 10,583
- Median household income
- $71,957
- Cities and towns
- 7 plus 5 CDPs
- ZIP codes
- 17
- Time zone
- Eastern
- FIPS code
- 18179
Cities and towns in Wells County
Wells County has 7 incorporated cities, towns and villages. Populations count the people living inside Wells County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Bluffton (county seat) | City | 10,583 | |
| Ossian | Town | 3,448 | |
| Markle | Town | 504 | Huntington County |
| Zanesville | Town | 482 | Allen County |
| Uniondale | Town | 274 | |
| Poneto | Town | 178 | |
| Vera Cruz | Town | 71 |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Liberty Center | 389 | |
| Tocsin | 266 | |
| Craigville | 65 | |
| Keystone | 65 | |
| Petroleum | 34 |
ZIP codes in Wells County
17 ZIP codes reach into Wells County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 46714 also Adams County
- 46731
- 46740 also Adams County
- 46759
- 46766
- 46770 also Huntington County
- 46777 also Allen and Adams counties
- 46778
- 46781
- 46783 also Huntington, Allen and Whitley counties
- 46791
- 46792 also Huntington County
- 46798 also Allen County
- 46799 also Allen County
- 46952 also Grant, Huntington and Blackford counties
- 46991 also Grant and Huntington counties
- 47359 also Blackford County
Population of Wells County, 2020–2025
Wells County grew by 706 people (+2.5%) between April 2020 and July 2025: 74 more deaths than births and a net gain of 766 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 28,161 |
| 2021 | 28,157 |
| 2022 | 28,325 |
| 2023 | 28,648 |
| 2024 | 28,840 |
| 2025 | 28,883 |
Neighboring counties
- Adams County east · 36,650 people
- Huntington County northwest · 37,224 people
- Allen County north · 402,329 people
- Blackford County south · 11,730 people
- Jay County southeast · 20,118 people
- Grant County southwest · 66,524 people
Printable Wells 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) (88 KB)
- PNG (2400 px) (72 KB)
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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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