Gonzales County, Texas ZIP Codes

Zip Code
City
Population ↓
78629Gonzales12,740
78140Nixon3,474
78632Harwood1,245
78959Waelder1,157
78159Smiley623
78122Leesville338
78614Cost262
78658Ottine94
78677Wrightsboro44

Overview of ZIP Codes in Gonzales 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.
9
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 9 ZCTAs in Gonzales County, Texas (US Census).

Sources

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

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