Geographic reference
Sullivan County, Indiana
Sullivan County is a county or county-equivalent in Indiana.
Reference details
- State
- Indiana (IN)
- Census GEOID
- 18153
- Land area
- 1,158.232 km²
- Water area
- 17.923 km²
- Representative point
- 39.089225, -87.415843
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.