Douglas County, Kansas ZIP Codes

Zip Code
City
Population ↓
66049Lawrence32,015
66044Lawrence28,820
66047Lawrence20,473
66046Lawrence19,658
66025Eudora8,083
66006Baldwin City8,013
66045Lawrence1,925
66050Lecompton1,761

Overview of ZIP Codes in Douglas 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 Douglas County, Kansas (US Census).

Sources

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

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