County · Illinois · United States
Jersey County ZIP codes
8 ZIP codes · 8 cities · FIPS 17083
Key facts
- State
- Illinois (IL)
- FIPS code
- 17083
- Population
- 21,336
- Median household income
- $79,104
- Median age
- 43.2
- Land area
- 369.7 sq mi (957.4 km²)
- Population density
- 58 / sq mi
- Area codes
- 618
Cities and ZIP codes in Jersey County (8)
| City | ZIP codes |
|---|---|
| Brighton | 62012 |
| Dow | 62022 |
| Elsah | 62028 |
| Fidelity | 62030 |
| Fieldon | 62031 |
| Grafton | 62037 |
| Jerseyville | 62052 |
| Medora | 62063 |
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.