Census place · GEOID 2671000 · Gratiot County
St. Louis, MI ZIP codes
2 ZIP/ZCTAs intersecting this Census place in Gratiot County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place St. Louis (GEOID 2671000). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 23,385 (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 St. Louis, MI

ZIP/ZCTA overlap with St. Louis
Population overlap
Share of each ZIP/ZCTA’s population located within St. Louis, 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 St. Louis
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 48801 | Alma | Gratiot County | 13,433 | $57,449 |
| 48880 | Saint Louis | Gratiot County | 9,952 | $56,108 |