Posey County, Indiana ZIP codes
4 ZIP codes are in Posey County, plus 3 that cross in from neighboring counties. It's part of the Evansville, IN metro area.
- ZIP codes
- 4
- Population in these ZIPs
- 20,744
- Avg. median income
- $77,000population-weighted
- Cities & towns
- 4
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Posey County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 47620 | Mount Vernon | 12,361 | $75,681 | $220,700 |
| 47631 | New Harmony | 2,148 | $66,058 | $210,400 |
| 47633 | Poseyville | 2,602 | $68,971 | $210,800 |
| 47638 | Wadesville | 3,633 | $93,958 | $296,000 |
ZIP codes partly in Posey County
These ZIP codes are mostly in a neighboring county but cover part of Posey County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 47612 | Cynthiana | Gibson County | 818 | $73,438 | $165,100 |
| 47616 | Griffin | Gibson County | 232 | $79,375 | $91,600 |
| 47712 | Evansville | Vanderburgh County | 25,444 | $68,494 | $209,600 |
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 Posey County
Nearby counties
Frequently asked questions
How many ZIP codes are in Posey County, Indiana?
4 ZIP codes are mainly in Posey County, and 3 more ZIP codes from neighboring areas reach partly into it.
What cities are in Posey County?
ZIP codes in Posey County use the city names Mount Vernon, New Harmony, Poseyville and Wadesville.
What metro area is Posey County in?
Posey County is part of the Evansville, IN metropolitan statistical area.