Decatur
City in Adams County, Indiana

Decatur is a city in Adams County, Indiana, with 9,913 residents (2020 Census). It sits at 801 ft (244 m) above sea level. The nearest town is Preble, 4.3 miles W.
- 9,913residents (2020 Census)
- 801 ftelevation · 244 m
- 6.1 sq miland area · 15.8 km²
- 1,624 / sq mipopulation density
- 46733ZIP code
About Decatur
Decatur is a city in Root and Washington townships, Adams County, Indiana, United States. It is the county seat (and the largest community) of Adams County. Decatur is home to Adams Memorial Hospital, which was designated as one of the "Top 100" Critical Access Hospitals in the United States. The population of Decatur was 9,913 at the 2020 census, up from 9,405 at the 2010 census.
Text: Wikipedia · CC BY-SA 4.0
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Living in Decatur
- Median household income
- $58,646
- Median home value
- $142,800
- Median rent
- $820/mo
- Median age
- 44.6
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Map of Decatur
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Open in Google Maps ›Decatur, IN population
Decatur had 9,913 residents in the 2020 Census.
| 2020 Census | 9,913 |
|---|---|
| Density | 1,624 per sq mi (627 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Decatur at a glance
| State | Indiana (IN) |
|---|---|
| County | Adams County |
| Type | City |
| Population | 9,913 (2020) |
| Land area | 6.10 sq mi (15.8 km²) |
| Water area | 0.01 sq mi (0.02 km²) |
| Elevation | 801 ft (244 m) |
| Coordinates | 40.8289° N, 84.9278° W |
| ZIP code | 46733 |
| Official website | decaturin.org |
| Census code (GEOID) | 1817074 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Decatur
- Preble4.3 mi W
- Pleasant Mills5.8 mi SE
- Monroe5.8 mi S
- Wren, OH8.3 mi E
- Willshire, OH9.1 mi SE
- Hoagland9.2 mi NW
- Craigville9.3 mi SW
- Tocsin9.4 mi W
- Monroeville10.5 mi N
- Vera Cruz11.9 mi SW
- Berne11.9 mi S
- Hessen Cassel12.7 mi NW
Straight-line distance between town centers.
Frequently asked questions about Decatur
What county is Decatur in?
Decatur is in Adams County, Indiana.
What is the population of Decatur, IN?
9,913 people lived in Decatur at the 2020 Census.
What is the ZIP code of Decatur, IN?
The ZIP code of Decatur is 46733.
What is the elevation of Decatur?
801 feet (244 m) above sea level.
What towns are near Decatur?
Preble (4.3 mi), Pleasant Mills (5.8 mi), Monroe (5.8 mi), Wren (8.3 mi), Willshire (9.1 mi).
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