There are 9 zip codes in Aitkin County, Minnesota. The most populated is 56431, located in Aitkin. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Zip Code
Population
City
564318,958Aitkin
557602,984Mcgregor
563422,692Isle
557481,374Hill City
56469950Palisade
55787618Tamarack
55752434Jacobson
56350391McGrath
55785363Swatara

Zip Codes in Aitkin County, Minnesota by Population (2024)