Sibley County, Minnesota ZIP Codes

7 ZIP Codes

Zip Code
City
Population ↓
55307Arlington2,981
55334Gaylord2,727
56044Henderson2,370
55396Winthrop2,288
55335Gibbon1,666
55338Green Isle978
55366New Auburn423

Overview of ZIP Codes in Sibley 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.
7
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 7 ZCTAs in Sibley County, Minnesota (US Census).

Sources

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

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