Census place · GEOID 2965954 · St. Louis County
Sappington, MO ZIP codes
2 ZIP/ZCTAs intersecting this Census place (CDP) in St. Louis County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Sappington (GEOID 2965954). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 45,479 (2 ZIPs).
Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology
Map of Sappington, MO

ZIP/ZCTA overlap with Sappington
Population overlap
Share of each ZIP/ZCTA’s population located within Sappington, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Sappington
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 63126 | Saint Louis | St. Louis County | 15,373 | $99,795 |
| 63128 | Saint Louis | St. Louis County | 30,106 | $87,266 |
USPS associates these ZIPs with Sappington
These codes list Sappington as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 63127 | Saint Louis | St. Louis County | 5,161 | $124,583 |