There are 8 zip codes in Sac County, Iowa. The most populated is 50583, located in Sac City. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
505832,387Sac City
514501,448Lake View
514661,286Wall Lake
514581,167Odebolt
510531,129Schaller
50535990Early
51433606Auburn
50567206Nemaha

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