76648 is a Republican stronghold. About 22% of voters here vote Democratic and 78% Republican.
About 68% of adults in 76648 typically vote, above the U.S. average of about 62%. Among adults in 76648, ~15% vote Democratic, ~53% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How 76648 compares
Among zip codes within 15 miles, 76648 leans more Republican than 1 of 12 neighbors.
76648 runs about 42 points more Republican than Texas as a whole.
Politics vary noticeably by block within 76648. The northwest side is the most Republican-leaning (R+69) and the east side is the least Republican-leaning (R+45), a spread of about 24 points.
Why 76648 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 76648, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 83% of residents in 76648 drive to work alone, about 9 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and 76648 sits in the bottom quarter (about 16%, below 78% of zip codes).
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 76648, TX sits in the bottom quarter nationally 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 76648 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 76648 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.