Warrenton city, Missouri
Official LSAD Designation: Warrenton city • Census GEOID: 2977128
• Warren County
Warrenton city is an incorporated city in Warren County, Missouri. According to official records from the Census (2025), Warrenton city had an estimated population of 9,667 residents. Official Census Bureau geographic records classify this community under LSAD designation Warrenton city (GEOID 2977128).
Local Government Administration U.S. Census Bureau GMAF
City Of Warrenton
Municipal
Official Title:
Mayor
Address:
200 W BOONESLICK RD, WARRENTON MO 63383-1930
County Of Warren
County
Official Title:
Deputy County Clerk
Address:
101 MOCKINGBIRD LN, STE 302, WARRENTON MO 63383
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 9,667 | 2025 |
| Median Household Income | $61,031 | 2020-2024 |
| Median Home Value | $204,800 | 2020-2024 |
| Land Area | 9.05 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).