County · Missouri · United States
St. Clair County ZIP codes
5 ZIP codes · 5 cities · FIPS 29185
Key facts
- State
- Missouri (MO)
- FIPS code
- 29185
- Population
- 9,451
- Median household income
- $46,731
- Median age
- 47.2
- Land area
- 675 sq mi (1,748.2 km²)
- Population density
- 14 / sq mi
- Area codes
- 417, 660
Cities and ZIP codes in St. Clair County (5)
| City | ZIP codes |
|---|---|
| Appleton City | 64724 |
| Collins | 64738 |
| Lowry City | 64763 |
| Osceola | 64776 |
| Roscoe | 64781 |
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.