77546 leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 77% of adults in 77546 typically vote, above the U.S. average of about 62%. Among adults in 77546, ~28% vote Democratic, ~49% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How 77546 compares
Among zip codes within 15 miles, 77546 leans more Republican than 29 of 36 neighbors.
77546 runs about 13 points more Republican than Texas as a whole.
Politics vary noticeably by block within 77546. The southwest side is the most Republican-leaning (R+42) and the northeast side is the least Republican-leaning (R+12), a spread of about 31 points.
Why 77546 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 77546, not a ranked or complete list of what matters most.
77546 votes Republican even though it is densely developed (about 85%, far above the Texas average of 35%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 77% of households in 77546 are family households, above 85% of zip codes.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 77546, TX sits above the national average on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 77546 looks the way it does
Turnout in 77546 sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. 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.