76031 leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 55% of adults in 76031 typically vote, below the U.S. average of about 62%. Among adults in 76031, ~14% vote Democratic, ~40% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.
How 76031 compares
Among zip codes within 15 miles, 76031 leans more Republican than 5 of 11 neighbors.
76031 runs about 35 points more Republican than Texas as a whole.
Politics vary noticeably by block within 76031. The southeast side is the most Republican-leaning (R+71) and the west side is the least Republican-leaning (R+24), a spread of about 47 points.
Why 76031 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 76031, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 87% of residents in 76031 drive to work alone, about 13 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and 76031 sits in the bottom quarter (about 15%, below 81% of zip codes). A high family-household share predicts Republican voting, and about 74% of households in 76031 are family households, above 76% of zip codes.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; 76031, TX sits in the bottom tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 76031 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 76031 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 49%, about 11 points below the U.S. average of 60%. Low high-school completion lines up with lower turnout, and about 81% of adults in 76031 have completed high school, below 89% of zip codes. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.