Lake County, Minnesota ZIP Codes

8 ZIP Codes

Zip Code
City
Population ↓
55616Two Harbors7,250
55731Ely5,361
55614Silver Bay2,485
55603Finland490
55607Isabella192
55796Winton135
55609Knife River131
55601Beaver Bay128

Overview of ZIP Codes in Lake County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
8
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 8 ZCTAs in Lake County, Minnesota (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

Recommended Reading