78567 leans slightly Republican by roughly 6 points: about 47% of voters vote Democratic and 53% Republican.
About 36% of adults in 78567 typically vote, below the U.S. average of about 62%. Among adults in 78567, ~17% vote Democratic, ~19% Republican, and ~64% don't vote. The map below shows estimated turnout by block group.
How 78567 compares
Among zip codes within 15 miles, 78567 leans more Republican than 5 of 10 neighbors.
78567 runs about 8 points more Democratic than Texas as a whole.
Why 78567 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 78567, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 7% of adults in 78567 hold a bachelor's degree, about 19 points below the Texas average of 26%. A high family-household share predicts Republican voting, and about 81% of households in 78567 are family households, above 93% of zip codes.
Park access and Republican lean
Places with low park coverage tend to lean Republican; 78567, TX sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in 78567 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 78567 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 44%, about 10 points below the Texas average of 54%. Low high-school completion lines up with lower turnout, and about 70% of adults in 78567 have completed high school, below 98% of zip codes. High-crime urban areas turn out at lower rates, and 78567 sits in the top 15% on a violent-crime measure. 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.