Mahaska 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 Mahaska County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
50268
52553
50153
50104
52543
50219
52550
50143
52586
52561
50251
52501
50044
52534
52577
50256
52595
50207
50027

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

Mahaska 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 Mahaska County County?

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

Do ZIP codes in Mahaska 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.