78732 leans slightly Democratic by roughly 12 points: about 56% of voters vote Democratic and 44% Republican.
About 80% of adults in 78732 typically vote, above the U.S. average of about 62%. Among adults in 78732, ~45% vote Democratic, ~35% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How 78732 compares
Among zip codes within 15 miles, 78732 leans more Democratic than 10 of 41 neighbors.
78732 runs about 27 points more Democratic than Texas as a whole. Texas leans Republican overall, while 78732 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 78732. The northwest side runs the most Democratic (D+18) and the north side runs the most Republican (R+4), a spread of about 22 points.
Why 78732 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 78732, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 75% of adults in 78732 hold a bachelor's degree, about 46 points above the U.S. average of 28%. 78732 runs against the grain of Texas, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 78732, TX sits in the top quarter 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 78732 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 78732 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 72%, about 12 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in 78732 have completed high school, above 91% 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.