There are 4 zip codes in Trinity County, Texas. The most populated is 75862, located in Trinity. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
City
Population
75862Trinity10,017
75845Groveton2,262
75926Apple Springs1,301
75865Woodlake0

Trinity County, Texas Zip Codes by Population (2024)