Washington County, Texas ZIP Codes

5 ZIP Codes

Zip Code
City
Population ↓
77833Brenham29,498
77835Burton2,569
77880Washington2,517
77426Chappell Hill2,007
78932Carmine576

Overview of ZIP Codes in Washington 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.
5
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 5 ZCTAs in Washington County, Texas (US Census).

Sources

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

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