77450 leans slightly Republican by roughly 14 points: about 43% of voters vote Democratic and 57% Republican.
About 65% of adults in 77450 typically vote, near the U.S. average of about 62%. Among adults in 77450, ~28% vote Democratic, ~37% Republican, and ~35% don't vote. The map below shows estimated turnout by block group.
How 77450 compares
Among zip codes within 15 miles, 77450 leans more Republican than 30 of 33 neighbors.
Politically, 77450 sits close to the rest of Texas.
Politics vary noticeably by block within 77450. The east side is the most split-leaning (R+20) and the north side is the least split-leaning (Even), a spread of about 20 points.
Why 77450 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 77450, not a ranked or complete list of what matters most.
77450 votes Republican even though it is densely developed (about 92%, 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 80% of households in 77450 are family households, above 92% of zip codes.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 77450, TX sits in the top quarter nationally on this measure.
Why turnout in 77450 looks the way it does
Turnout in 77450 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.