Sullivan city, Indiana
Official LSAD Designation: Sullivan city • Census GEOID: 1874006
• Sullivan County
Sullivan city is an incorporated city in Sullivan County, Indiana. According to official records from the Census (2025), Sullivan city had an estimated population of 4,229 residents. Official Census Bureau geographic records classify this community under LSAD designation Sullivan city (GEOID 1874006).
Local Government Administration U.S. Census Bureau GMAF
City Of Sullivan
Municipal
Official Title:
Mayor
Address:
32 N COURT ST, SULLIVAN IN 47882-1508
County Of Sullivan
County
Official Title:
Auditor
Address:
100 COURT HOUSE SQ, SULLIVAN IN 47882-1513
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 4,229 | 2025 |
| Median Household Income | $46,551 | 2020-2024 |
| Median Home Value | $128,100 | 2020-2024 |
| Land Area | 1.94 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).