Trinity County is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 77% of adults in Trinity County typically vote, above the U.S. average of about 62%. Among adults in Trinity County, ~16% vote Democratic, ~61% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How Trinity County compares
Among counties within 50 miles, Trinity County is the most Republican-leaning.
Trinity County runs about 44 points more Republican than Texas as a whole.
Politics vary noticeably by city within Trinity County. The north side is the most Republican-leaning (R+71) and the west side is the least Republican-leaning (R+25), a spread of about 46 points.
Why Trinity County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Trinity County, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 83% of residents in Trinity County drive to work alone, about 9 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and Trinity County sits in the bottom quarter (about 16%, below 82% of counties).
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Trinity County, TX sits below the national average on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Trinity County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Trinity County is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Houston County, TX R+41
- Walker County, TX R+20
- Polk County, TX R+50
- San Jacinto County, TX R+57
- Angelina County, TX R+41
- Madison County, TX R+43
- Leon County, TX R+69
- Montgomery County, TX R+35
- Tyler County, TX R+70
- Nacogdoches County, TX R+29
Counties with Similar Populations
- Comanche County, TX R+65
- Izard County, AR R+65
- Calhoun County, FL R+59
- Stewart County, TN R+67
- Union County, KY R+56
- Ford County, IL R+40
- Greene County, MS R+53
- Grundy County, TN R+68
- Callahan County, TX R+69
- Chowan County, NC R+12
Sources and methodology
Precinct-level voting records used to fit the model come from Texas Secretary of State, Elections Division, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.