Hannibal city, Missouri
Official LSAD Designation: Hannibal city • Census GEOID: 2930214
• Marion County / Ralls County
Hannibal city is an incorporated city in Marion County, Ralls County, Missouri. According to official records from the Census (2025), Hannibal city had an estimated population of 16,804 residents. Official Census Bureau geographic records classify this community under LSAD designation Hannibal city (GEOID 2930214).
Local Government Administration U.S. Census Bureau GMAF
City Of Hannibal
Municipal
Official Title:
Director Of Finance
Address:
320 BROADWAY, HANNIBAL MO 63401-4492
County Of Marion
County
Official Title:
Marion County Clerk
Address:
100 S MAIN ST, STE 107, PALMYRA MO 63461
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 16,804 | 2025 |
| Median Household Income | $53,721 | 2020-2024 |
| Median Home Value | $127,700 | 2020-2024 |
| Land Area | 16.01 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).