76458 is a Republican stronghold. About 15% of voters here vote Democratic and 85% Republican.
About 64% of adults in 76458 typically vote, near the U.S. average of about 62%. Among adults in 76458, ~10% vote Democratic, ~54% Republican, and ~36% don't vote. The map below shows estimated turnout by block group.
How 76458 compares
76458 sits in a sparsely populated area with few comparable zip codes nearby.
76458 runs about 57 points more Republican than Texas as a whole.
Politics vary noticeably by block within 76458. The northwest side is the most Republican-leaning (R+81) and the east side is the least Republican-leaning (R+66), a spread of about 15 points.
Why 76458 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 76458, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 85% of residents in 76458 drive to work alone, about 11 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and 76458 sits in the bottom quarter (about 14%, below 84% of zip codes).
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 76458, TX sits above the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 76458 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 76458 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.