County · Illinois · United States
Marion County ZIP codes
11 ZIP codes · 11 cities · FIPS 17121
Key facts
- State
- Illinois (IL)
- FIPS code
- 17121
- Population
- 37,294
- Median household income
- $60,839
- Median age
- 41.3
- Land area
- 572.5 sq mi (1,482.9 km²)
- Population density
- 65 / sq mi
- Area codes
- 618, 730, 815
Cities and ZIP codes in Marion County (11)
| City | ZIP codes |
|---|---|
| Alma | 62807 |
| Centralia | 62801 |
| Iuka | 62849 |
| Kell | 62853 |
| Kinmundy | 62854 |
| Odin | 62870 |
| Patoka | 62875 |
| Salem | 62881 |
| Sandoval | 62882 |
| Vernon | 62892 |
| Walnut Hill | 62893 |
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.