Ohio County, Kentucky ZIP codes
12 ZIP codes are in Ohio County, plus 5 that cross in from neighboring counties.
- ZIP codes
- 12
- Population in these ZIPs
- 24,460
- Avg. median income
- $58,700population-weighted
- Cities & towns
- 12
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Ohio County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 42320 | Beaver Dam | 9,128 | $54,730 | $149,100 |
| 42328 | Centertown | 1,158 | $57,679 | $126,700 |
| 42333 | Cromwell | 644 | $33,969 | $124,500 |
| 42338 | Dundee | 12 | — | — |
| 42343 | Fordsville | 1,267 | $52,679 | $139,700 |
| 42347 | Hartford | 5,829 | $60,900 | $157,100 |
| 42349 | Horse Branch | 1,962 | $58,601 | $125,900 |
| 42354 | Mc Henry | 283 | $65,625 | $102,100 |
| 42361 | Olaton | 425 | $43,750 | $190,200 |
| 42369 | Rockport | 223 | $62,750 | $77,300 |
| 42370 | Rosine | 16 | — | — |
| 42378 | Whitesville | 3,513 | $73,419 | $211,200 |
ZIP codes partly in Ohio County
These ZIP codes are mostly in a neighboring county but cover part of Ohio County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 40119 | Falls Of Rough | Breckinridge County | 1,976 | $65,500 | $140,000 |
| 42352 | Livermore | McLean County | 1,955 | $53,750 | $141,100 |
| 42366 | Philpot | Daviess County | 5,851 | $87,672 | $277,700 |
| 42368 | Reynolds Station | Hancock County | 989 | $76,208 | $175,500 |
| 42376 | Utica | Daviess County | 6,886 | $76,098 | $244,400 |
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 Ohio County
Nearby counties
Frequently asked questions
How many ZIP codes are in Ohio County, Kentucky?
12 ZIP codes are mainly in Ohio County, and 5 more ZIP codes from neighboring areas reach partly into it.
What cities are in Ohio County?
ZIP codes in Ohio County use the city names Beaver Dam, Centertown, Cromwell, Dundee, Fordsville, Hartford, Horse Branch, Mc Henry, Olaton, Rockport, Rosine and Whitesville.