There are 12 zip codes in Lee County, Iowa. The most populated is 52627, located in Fort Madison. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
5262712,719Fort Madison
5263212,087Keokuk
526562,295West Point
526252,204Donnellson
526391,560Montrose
526261,198Farmington
52658929Wever
52624581Denmark
52619573Argyle
52630230Hillsboro
5265765Saint Paul
5263161Houghton

Zip Codes in Lee County, Iowa by Population (2024)