St. Peters city, Missouri
Official LSAD Designation: St. Peters city • Census GEOID: 2965126
• St. Charles County
St. Peters city is an incorporated city in St. Charles County, Missouri. According to official records from the Census (2025), St. Peters city had an estimated population of 61,479 residents. Official Census Bureau geographic records classify this community under LSAD designation St. Peters city (GEOID 2965126).
Local Government Administration U.S. Census Bureau GMAF
City Of St Peters
Municipal
Official Title:
City Administrator
Address:
PO BOX 9, SAINT PETERS MO 63376-0090
County Of St Charles
County
Official Title:
County Executive
Address:
100 N 3RD STREET, SUITE 318, SAINT CHARLES MO 63301
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 61,479 | 2025 |
| Median Household Income | $91,637 | 2020-2024 |
| Median Home Value | $269,900 | 2020-2024 |
| Land Area | 22.54 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).