There are 8 zip codes in Mille Lacs County, Minnesota. The most populated is 55371, located in Princeton. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
5537117,500Princeton
563539,409Milaca
563593,549Onamia
563422,692Isle
563301,851Foreston
56386654Wahkon
56363247Pease
5631345Bock
showing: 8 rows

Zip Codes in Mille Lacs County, Minnesota by Population (2024)