Clay County, located in the state of Iowa, 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 Clay County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
51047
51343
50554
51357
51338
50565
51346
51351
51358
51366
50515
51333
51341
51301
51364
51340
50585
51033
51058

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

Clay 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 Clay County County?

There are approximately 19 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Clay 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.