77372 is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 64% of adults in 77372 typically vote, near the U.S. average of about 62%. Among adults in 77372, ~13% vote Democratic, ~51% Republican, and ~36% don't vote. The map below shows estimated turnout by block group.
How 77372 compares
Among zip codes within 15 miles, 77372 leans more Republican than 8 of 9 neighbors.
77372 runs about 45 points more Republican than Texas as a whole.
Politics vary noticeably by block within 77372. The northwest side is the most Republican-leaning (R+69) and the south side is the least Republican-leaning (R+51), a spread of about 18 points.
Why 77372 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 77372, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 79% of households in 77372 are family households, about 13 points above the U.S. average of 67%. Low college attainment predicts Republican voting, and 77372 sits in the bottom quarter (about 15%, below 82% of zip codes).
Non-English at home and voter turnout
Places with a low non-English-at-home share tend to turn out at a higher rate; 77372, TX sits in the bottom tenth nationally on this measure.
Why turnout in 77372 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 77372 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 48%, about 6 points below the Texas average of 54%. 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.