Florissant city, Missouri
Official LSAD Designation: Florissant city • Census GEOID: 2924778
• St. Louis County
Florissant city is an incorporated city in St. Louis County, Missouri. According to official records from the Census (2025), Florissant city had an estimated population of 51,124 residents. Official Census Bureau geographic records classify this community under LSAD designation Florissant city (GEOID 2924778).
Local Government Administration U.S. Census Bureau GMAF
City Of Florissant
Municipal
Official Title:
Administrative Asst
Address:
955 SAINT FRANCOIS ST, FLORISSANT MO 63031-4925
County Of St Louis
County
Official Title:
County Executive
Address:
41 S CENTRAL AVE, FL 9, CLAYTON MO 63105-1759
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 51,124 | 2025 |
| Median Household Income | $65,318 | 2020-2024 |
| Median Home Value | $148,800 | 2020-2024 |
| Land Area | 12.55 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).