Fenton city, Missouri
Official LSAD Designation: Fenton city • Census GEOID: 2923950
• St. Louis County
Fenton city is an incorporated city in St. Louis County, Missouri. According to official records from the Census (2025), Fenton city had an estimated population of 4,060 residents. Official Census Bureau geographic records classify this community under LSAD designation Fenton city (GEOID 2923950).
Local Government Administration U.S. Census Bureau GMAF
City Of Fenton
Municipal
Official Title:
Mayor
Address:
625 NEW SMIZER MILL RD, FENTON MO 63026-3597
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 | 4,060 | 2025 |
| Median Household Income | $101,000 | 2020-2024 |
| Median Home Value | $374,500 | 2020-2024 |
| Land Area | 6.27 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).