Jersey County, Illinois ZIP codes
8 ZIP codes are in Jersey County, plus 3 that cross in from neighboring counties. It's part of the St. Louis, MO-IL metro area.
- ZIP codes
- 8
- Population in these ZIPs
- 24,579
- Avg. median income
- $80,800population-weighted
- Cities & towns
- 8
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Jersey County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 62012 | Brighton | 6,672 | $92,571 | $218,300 |
| 62022 | Dow | 1,088 | $110,703 | $248,900 |
| 62028 | Elsah | 1,385 | $72,031 | $194,400 |
| 62030 | Fidelity | 71 | $44,063 | $90,800 |
| 62031 | Fieldon | 517 | $84,375 | $173,900 |
| 62037 | Grafton | 1,814 | $73,454 | $274,800 |
| 62052 | Jerseyville | 12,237 | $74,926 | $176,600 |
| 62063 | Medora | 795 | $63,295 | $171,100 |
ZIP codes partly in Jersey County
These ZIP codes are mostly in a neighboring county but cover part of Jersey County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 62035 | Godfrey | Madison County | 15,892 | $93,973 | $218,700 |
| 62054 | Kane | Greene County | 315 | $61,417 | $143,500 |
| 62079 | Piasa | Macoupin County | 292 | $133,333 | $147,000 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Jersey County
Nearby counties
Frequently asked questions
How many ZIP codes are in Jersey County, Illinois?
8 ZIP codes are mainly in Jersey County, and 3 more ZIP codes from neighboring areas reach partly into it.
What cities are in Jersey County?
ZIP codes in Jersey County use the city names Brighton, Dow, Elsah, Fidelity, Fieldon, Grafton, Jerseyville and Medora.
What metro area is Jersey County in?
Jersey County is part of the St. Louis, MO-IL metropolitan statistical area.