Marion city, Indiana
Official LSAD Designation: Marion city • Census GEOID: 1846908
• Grant County
Marion city is an incorporated city in Grant County, Indiana. According to official records from the Census (2025), Marion city had an estimated population of 28,234 residents. Official Census Bureau geographic records classify this community under LSAD designation Marion city (GEOID 1846908).
Local Government Administration U.S. Census Bureau GMAF
City Of Marion
Municipal
Official Title:
Advisory Plan Director
Address:
301 S BRANSON ST, STE 331, MARION IN 46952-4104
County Of Grant
County
Official Title:
Exec Secretary Commissioners Ofc
Address:
401 S ADAMS ST, STE 222, MARION IN 46953-2036
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 28,234 | 2025 |
| Median Household Income | $43,343 | 2020-2024 |
| Median Home Value | $85,300 | 2020-2024 |
| Land Area | 15.70 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).