75431 is a Republican stronghold. About 12% of voters here vote Democratic and 88% Republican.
About 56% of adults in 75431 typically vote, below the U.S. average of about 62%. Among adults in 75431, ~7% vote Democratic, ~49% Republican, and ~44% don't vote. The map below shows estimated turnout by block group.
How 75431 compares
Among zip codes within 15 miles, 75431 leans more Republican than 5 of 7 neighbors.
75431 runs about 62 points more Republican than Texas as a whole.
Why 75431 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 75431, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 10% of adults in 75431 hold a bachelor's degree, about 16 points below the Texas average of 26%. A high family-household share predicts Republican voting, and about 76% of households in 75431 are family households, above 83% of zip codes.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 75431, TX sits in the bottom tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 75431 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 75431 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%. 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.