Trinity County, Texas Facts for Kids

Quick facts for kids Trinity County
U.S. county
The Trinity County Courthouse in Groveton
Location within the U.S. state of Texas
Texas's location within the U.S.
Country	United States
State	Texas
Founded	1850
Named for	Trinity River
Seat	Groveton
Largest city	Trinity
Area
• Total	714 sq mi (1,850 km²)
• Land	694 sq mi (1,800 km²)
• Water	20 sq mi (50 km²) 2.9%
Population (2020)
• Total	13,602
• Density	19.050/sq mi (7.355/km²)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	8th

Trinity County is a county located in the U.S. state of Texas. As of the 2020 census, the population was 13,602. Its county seat is Groveton. The county is named for the Trinity River.

Trinity County is included in the Huntsville, TX Micropolitan Statistical Area, which is also included in the Houston-The Woodlands, TX Combined Statistical Area.

Geography
- Adjacent counties
- National protected area
Demographics
- 2020 census
Transportation
- Major highways
- Railroads
Communities
Education
See also

Geography

According to the U.S. Census Bureau, the county has a total area of 714 square miles (1,850 km²), of which 694 square miles (1,800 km²) is land and 20 square miles (52 km²) (2.9%) is water.

Adjacent counties

Angelina County (northeast)
Polk County (southeast)
San Jacinto County (south)
Walker County (southwest)
Houston County (northwest)

National protected area

Davy Crockett National Forest (part)

Demographics

Historical population
Census	Pop.	%±
1860	4,392	—
1870	4,141	−5.7%
1880	4,915	18.7%
1890	7,648	55.6%
1900	10,976	43.5%
1910	12,768	16.3%
1920	13,623	6.7%
1930	13,637	0.1%
1940	13,705	0.5%
1950	10,040	−26.7%
1960	7,539	−24.9%
1970	7,628	1.2%
1980	9,450	23.9%
1990	11,445	21.1%
2000	13,779	20.4%
2010	14,585	5.8%
2020	13,602	−6.7%
U.S. Decennial Census 1850–2010 2010 2020

2020 census

**Trinity County, Texas - Demographic Profile**
(*NH = Non-Hispanic*)
Race / Ethnicity	Pop 2010	Pop 2020	% 2010	% 2020
White alone (NH)	11,819	10,533	81.04%	77.44%
Black or African American alone (NH)	1,377	1,086	9.44%	7.98%
Native American or Alaska Native alone (NH)	57	29	0.39%	0.21%
Asian alone (NH)	36	30	0.25%	0.22%
Pacific Islander alone (NH)	0	4	0.00%	0.03%
Some Other Race alone (NH)	13	33	0.09%	0.24%
Mixed Race/Multi-Racial (NH)	166	573	1.14%	4.21%
Hispanic or Latino (any race)	1,117	1,314	7.66%	9.66%
Total	14,585	13,602	100.00%	100.00%

Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos can be of any race.