ZIP code · Saint Peters · Missouri · United States
ZIP code 63376 — Saint Peters
ZIP code 63376 serves Saint Peters, Missouri.
- Postal code
- 63376Single source Value from one source, not cross-checked.
- City
- Saint Peters
- County
- Saint Charles
- State
- Missouri
- Country
- United States
- Coordinates
- 38.7802, -90.6228 — precision precise (locality)
View on OpenStreetMap - Population
- 74,876 (ZCTA, ACS 5-year)
- Median household income
- $94,921
- Median age
- 41
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page