76020 is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 75% of adults in 76020 typically vote, above the U.S. average of about 62%. Among adults in 76020, ~16% vote Democratic, ~59% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How 76020 compares
Among zip codes within 15 miles, 76020 leans more Republican than 12 of 18 neighbors.
76020 runs about 44 points more Republican than Texas as a whole.
Politics vary noticeably by block within 76020. The northwest side is the most Republican-leaning (R+67) and the southeast side is the least Republican-leaning (R+47), a spread of about 20 points.
Why 76020 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 76020, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 76% of households in 76020 are family households, about 9 points above the U.S. average of 67%.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 76020, TX sits above the national average on this measure.
Why turnout in 76020 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 76020 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. 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.