78883 is a Republican stronghold. About 22% of voters here vote Democratic and 78% Republican.
About 96% of adults in 78883 typically vote, above the U.S. average of about 62%. Among adults in 78883, ~21% vote Democratic, ~75% Republican, and ~4% don't vote. The map below shows estimated turnout by block group.
How 78883 compares
Among zip codes within 15 miles, 78883 is the least Republican-leaning.
78883 runs about 42 points more Republican than Texas as a whole.
Why 78883 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 78883, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. 78883 sits in the bottom quarter on density and about 93% of residents are non-Hispanic white, about 37 points above the Texas average of 56%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; 78883, TX sits in the bottom tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 78883 looks the way it does
Areas with high high-school completion turn out at higher rates. About 99% of adults in 78883 have completed high school, about 13 points above the Texas average of 86%. Limited routine healthcare access lines up with lower turnout, and 78883 sits in the bottom quarter on routine-care measures. 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.