Trinity County, Texas ZIP codes
5 ZIP codes are in Trinity County, plus 4 that cross in from neighboring counties.
- ZIP codes
- 5
- Population in these ZIPs
- 13,830
- Avg. median income
- $52,700population-weighted
- Cities & towns
- 5
Loading map…
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Trinity County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 75834 PO Box | Centralia | — | — | — |
| 75845 | Groveton | 2,473 | $48,333 | $190,900 |
| 75862 | Trinity | 9,968 | $52,017 | $156,200 |
| 75865 | Woodlake | 0 | — | — |
| 75926 | Apple Springs | 1,389 | $65,833 | $219,900 |
ZIP codes partly in Trinity County
These ZIP codes are mostly in a neighboring county but cover part of Trinity County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 75847 | Kennard | Houston County | 1,328 | $42,188 | $225,700 |
| 75851 | Lovelady | Houston County | 4,336 | $85,982 | $274,300 |
| 75856 | Pennington | Houston County | 65 | — | — |
| 75904 | Lufkin | Angelina County | 34,462 | $60,205 | $207,900 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Trinity County
Nearby counties
Frequently asked questions
How many ZIP codes are in Trinity County, Texas?
5 ZIP codes are mainly in Trinity County, and 4 more ZIP codes from neighboring areas reach partly into it.
What cities are in Trinity County?
ZIP codes in Trinity County use the city names Apple Springs, Centralia, Groveton, Trinity and Woodlake.