77448 leans Republican by roughly 22 points: about 39% of voters vote Democratic and 61% Republican.
About 85% of adults in 77448 typically vote, above the U.S. average of about 62%. Among adults in 77448, ~33% vote Democratic, ~52% Republican, and ~15% don't vote. The map below shows estimated turnout by block group.
How 77448 compares
Among zip codes within 15 miles, 77448 leans more Republican than 6 of 9 neighbors.
77448 runs about 9 points more Republican than Texas as a whole.
Politics vary noticeably by block within 77448. The northwest side is the most Republican-leaning (R+34) and the east side is the least Republican-leaning (R+16), a spread of about 18 points.
Why 77448 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 77448, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 85% of residents in 77448 drive to work alone, about 12 points above the U.S. average of 74%. A high family-household share predicts Republican voting, and about 96% of households in 77448 are family households, in the top fraction of zip codes.
High-school completion, developed land, and voter turnout
Places that combine high-school-completion-heavy adults and a rural land-use pattern tend to turn out at a higher rate, as 77448, TX does.
Why turnout in 77448 looks the way it does
Homeowners vote more often than renters. More than 99% of households in 77448 own their home, about 24 points above the Texas average of 75%. Limited routine healthcare access lines up with lower turnout, and 77448 sits in the bottom quarter on routine-care measures. High high-school completion lines up with higher turnout, and about 99% of adults in 77448 have completed high school, above 97% 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.