ZIP codes in Hart County
10 ZIPs touch Hart County, Kentucky. The blue dashed line is the county border; orange ZIPs reach into it.
10
ZIP codes
7
cross the county line
31,560
people in these ZIPs
120
counties in KY
Most people
Hart County ZIP list
More counties in Kentucky
- Green County8
- Greenup County11
- Hancock County6
- Hardin County20
- Harlan County27
- Harrison County6
- Henderson County10
- Henry County13
- Hickman County7
- Hopkins County13
- Jackson County7
- Jefferson County78
Questions people actually ask
How many ZIP codes are in Hart County, Kentucky?
10 ZIP codes reach into Hart County. 7 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Hart County has the most people?
42765 (Munfordville) has about 7,149 residents, the most of any ZIP touching Hart County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Hart County and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Hart County. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
Keep exploring
Updated 2026-11-10 · Where the data comes from