There are 15 zip codes in Clinton County, Iowa. The most populated is 52732, located in Clinton. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
5273225,984Clinton
527427,581De Witt
527305,042Camanche
527771,261Wheatland
52751985Grand Mound
52037943Delmar
52729914Calamus
52254906Lost Nation
52731777Charlotte
52750513Goose Lake
52727375Bryant
52757239Low Moor
52774141Welton
52701121Andover
5277155Teeds Grove
showing: 15 rows

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