Sullivan County
Sign in to savecounty in Indiana, United States
Key facts
- Country
- United States
- State
- Indiana
- Founded
- January 15, 1817 (created), February 1817 (organized)
- Named after
- General Daniel Sullivan
- Seat
- Sullivan
- Largest city
- Sullivan
- Total
- 454.12 sq mi (1,176.2 km )
- Land
- 447.14 sq mi (1,158.1 km )
- Water
- 6.97 sq mi (18.1 km ) 1.53%
- Estimate 2025
- 20,831
- Density
- 46.556/sq mi (17.975/km )
- Time zone
- UTC−5 ( Eastern )
- Summer dst
- UTC−4 ( EDT )
- Congressional district
- 8th
- Website
- www .sullivancounty .in .gov
via Wikipedia infobox
Article
Sullivan County is a county in the U.S. state of Indiana, and determined by the US Census Bureau to include the mean center of U.S. population in 1940. As of 2023, the population was estimated at 20,757. The county seat (and the county's only incorporated city) is Sullivan. Sullivan County is included in the Terre Haute metropolitan area.
History