By Whereig Editors, Reviewed by Mukesh Kumar| Updated On: May 02, 2026 | 20:16 ET
Map of Decatur County - Decatur County is a county located in the U.S. state of Indiana. Decatur County Map showing cities, highways, important places and water bodies. Get Where is Decatur County located in the map, major cities in Decatur county, population, areas, and places of interest.
Map of Decatur County, Indiana
About Decatur County Map, Alabama: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.
Related Indiana Maps
About Decatur County, Indiana
Fountain County is a county located in the U.S. state of Indiana. It`s county seat is Covington. As per 2020 census, the population of Fountain County was 16427 and population density of Fountain was square miles. According to the United States Census Bureau, the county has a total area of 396 sq mi (1,026 km2). Fountain County was established on -27038.
Decatur County Facts
| Continent | North America |
| Country | United States |
| State | Indiana |
| County Seat | Greensburg |
| Largest City/Town | Greensburg |
| Established | 1822 |
| Total Area | 373 sq mi |
| Land Area | 373 sq mi |
| Water Area | 0.4 sq mi |
| Population | 26,472 (Census 2020) |
| Population Density | 71 people per sq mi |
| Time Zone | Eastern Time Zone (ET) |
| Major Highways | I-74, IN-3, IN-46, IN-48 |
| Neighboring Counties | Rush County (north), Franklin County (east), Ripley County (south), Jennings County (southwest), Bartholomew County (west), Shelby County (northwest) |
| Famous For | Greensburg tree growing from courthouse tower, agriculture |
| Top Attractions | Decatur County Courthouse Tree, Rebekah Park, Greensburg Downtown |
| Official Website | https://decaturcounty.in.gov/ |
Cities and Towns in Decatur County, Indiana
- Greensburg (county seat) – 11,492 (Census 2020)
- Westport – 1,379 (Census 2020)
- St. Paul – 1,023 (Census 2020)
- New Point – 336 (Census 2020)
- Clarksburg – 414 (Census 2020)
Roads and Highways in Decatur County, Indiana
Decatur County is well connected by major highways that provide easy access to Indianapolis, Cincinnati, and other regional cities.
- Interstate 74 (I-74) – east-west route connecting Indianapolis to Cincinnati
- Indiana State Road 3 – north-south highway linking Greensburg to Fort Wayne and Kentucky
- Indiana State Road 46 – runs east-west connecting Greensburg to Columbus and Batesville
- Indiana State Road 48 – connects the county to southeastern Indiana communities
Neighboring Counties of Decatur County
- Rush County (north)
- Franklin County (east)
- Ripley County (south)
- Jennings County (southwest)
- Bartholomew County (west)
- Shelby County (northwest)
Top Attractions in Decatur County, Indiana
Decatur County offers a mix of unique landmarks, parks, and small-town charm centered around Greensburg.
- Decatur County Courthouse Tree – famous tree growing from the courthouse tower
- Rebekah Park – popular park with trails and sports facilities
- Greensburg Downtown – historic district with shops and dining
- Pirates Cove – family-friendly water park
- St. Paul Historic Area – small-town charm and local heritage
- Decatur County Historical Museum – exhibits on local history
Distance from Decatur County to Nearby Cities
- Decatur County to Indianapolis – 45 mi (72 km)
- Decatur County to Cincinnati – 60 mi (97 km)
- Decatur County to Louisville – 80 mi (129 km)
- Decatur County to Columbus – 25 mi (40 km)
- Decatur County to Dayton – 90 mi (145 km)
FAQs about Decatur County
Decatur County is located in southeastern Indiana.
The county seat is Greensburg, which is also the largest city in the county.
It is known for the courthouse tree in Greensburg and its agricultural heritage.
Yes, it is mostly rural with farmland and small communities.
The county is served by I-74 and several Indiana state roads including IN-3 and IN-46.
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