Ballwin city, Missouri
Official LSAD Designation: Ballwin city • Census GEOID: 2903160
• St. Louis County
Ballwin city is an incorporated city in St. Louis County, Missouri. According to official records from the Census (2025), Ballwin city had an estimated population of 30,901 residents. Official Census Bureau geographic records classify this community under LSAD designation Ballwin city (GEOID 2903160).
Local Government Administration U.S. Census Bureau GMAF
City Of Ballwin
Municipal
Official Title:
Finance Officer
Address:
14811 MANCHESTER RD, BALLWIN MO 63011-4617
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 | 30,901 | 2025 |
| Median Household Income | $124,626 | 2020-2024 |
| Median Home Value | $377,100 | 2020-2024 |
| Land Area | 9.08 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).