There are 4 zip codes in Clay County, South Dakota. The most populated is 57069, located in Vermillion. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
5706912,872Vermillion
570371,008Irene
57073542Wakonda
57010529Burbank
showing: 4 rows

Zip Codes in Clay County, South Dakota by Population (2024)