Trinity County
Also known as Trinity County, Texas, Trinity County, TX
county in Texas, United States
Key facts
- Country
- United States
- State
- Texas
- Named after
- Trinity River
- Seat
- Groveton
- Largest city
- Trinity
- Total
- 714 sq mi (1,850 km )
- Land
- 694 sq mi (1,800 km )
- Water
- 20 sq mi (52 km ) 2.9%
- Estimate 2025
- 14,384
- Density
- 19.6/sq mi (7.57/km )
- Time zone
- UTC−6 ( Central )
- Summer dst
- UTC−5 ( CDT )
- Congressional district
- 17th
Article
Trinity County is a county located in the U.S. state of Texas. As of the 2020 census, its population was 13,602. Its county seat is Groveton. The county is named for the Trinity River. Trinity County is included in the Huntsville, Texas micropolitan statistical area.
Geography