There are 14 zip codes in Sauk County, Wisconsin. The most populated is 53913, located in Baraboo. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
5391321,346Baraboo
5395914,294Reedsburg
535786,392Prairie Du Sac
535836,123Sauk City
535883,741Spring Green
539413,144La Valle
539512,466North Freedom
535611,891Merrimac
535771,300Plain
539431,284Loganville
539371,069Hillpoint
53961922Rock Springs
53942142Lime Ridge
53940Lake Delton
showing: 14 rows

Zip Codes in Sauk County, Wisconsin by Population (2024)