Trinity County, Texas ZIP Codes

4 ZIP Codes

Zip Code
City
Population ↓
75862Trinity9,968
75845Groveton2,473
75926Apple Springs1,389
75865Woodlake0

Overview of ZIP Codes in Trinity 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.
4
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 4 ZCTAs in Trinity County, Texas (US Census).

Sources

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

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