Martin County, Indiana
County seat: Shoals · Population 9,856 (2025) · 336 sq mi
Martin County is the 88th most populous of Indiana's 92 counties, with 9,856 people (2025 estimate). Its county seat is Shoals. It is part of the South Central (Region 8) region, one of the 12 Indiana economic growth regions (DWD / WorkOne regions). The map shows its 3 cities and towns and the 5 neighboring counties.
Martin County facts
- County seat
- Shoals
- Population (2025 estimate)
- 9,856 +0.5% since 2020
- Land area
- 336 sq mi 72nd largest of 92
- Water area
- 5 sq mi
- Population density
- 29 per sq mi
- Established
- 1820
- Named after
- John T. Martin hero of the War of 1812
- Largest city
- Loogootee 2,633
- Median household income
- $68,594
- Cities and towns
- 3 plus 2 CDPs
- ZIP codes
- 7
- Time zone
- Eastern
- FIPS code
- 18101
Cities and towns in Martin County
Martin County has 3 incorporated cities, towns and villages. Populations count the people living inside Martin County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Loogootee | City | 2,633 | |
| Shoals (county seat) | Town | 677 | |
| Crane | Town | 165 |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Burns City | 139 | |
| Dover Hill | 71 |
ZIP codes in Martin County
7 ZIP codes reach into Martin County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 47432 also Orange and Dubois counties
- 47446 also Lawrence County
- 47470 also Lawrence County
- 47522
- 47553 also Daviess County
- 47562 also Daviess County
- 47581
Population of Martin County, 2020–2025
Martin County grew by 46 people (+0.5%) between April 2020 and July 2025: 9 more births than deaths and a net gain of 31 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 9,808 |
| 2021 | 9,802 |
| 2022 | 9,813 |
| 2023 | 9,863 |
| 2024 | 9,888 |
| 2025 | 9,856 |
Neighboring counties
- Daviess County west · 34,209 people
- Lawrence County northeast · 45,568 people
- Dubois County south · 44,016 people
- Greene County northwest · 31,165 people
- Orange County southeast · 19,834 people
Printable Martin 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) (71 KB)
- PNG (2400 px) (62 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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