Hardin County, located in the state of Kentucky, contains a range of ZIP codes that are essential for mail delivery, demographics, mapping, and regional planning. Below is a complete list of ZIP codes associated with this county.

These ZIP codes help identify specific areas and communities within the county, ranging from small towns and villages to broader rural stretches. Whether you’re moving to Hardin County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
40051
42712
40140
42702
40121
42748
42740
40159
40160
40150
40177
42776
40162
40175
42788
42724
42784
42701
40122
42732

To know more about Hardin County, click the button below:

Hardin County Information

Use this tool to find your area details by using zip code.

ZIP Code to County

Note: Some ZIP codes may span across county borders and may be listed under more than one county. This is common in rural or low-population areas where ZIP code regions are broader.

Source: Data compiled from official county records, USPS ZIP code data, and the United States Census Bureau.

Frequently Asked Questions

How many ZIP codes are in Hardin County County?

There are approximately 20 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Hardin County overlap with other counties?

Yes, some ZIP codes may span more than one county. This is especially common in less populated or rural areas.