75668 leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.
About 63% of adults in 75668 typically vote, near the U.S. average of about 62%. Among adults in 75668, ~21% vote Democratic, ~42% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.
How 75668 compares
Among zip codes within 15 miles, 75668 leans more Republican than 1 of 4 neighbors.
75668 runs about 20 points more Republican than Texas as a whole.
Politics vary noticeably by block within 75668. The east side is the most Republican-leaning (R+76) and the south side is the least Republican-leaning (R+28), a spread of about 47 points.
Why 75668 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 75668, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 11% of adults in 75668 hold a bachelor's degree, about 14 points below the Texas average of 26%.
Homeownership and voter turnout
Places with renter-heavy households tend to turn out at a lower rate; 75668, TX sits in the bottom quarter nationally on this measure.
Why turnout in 75668 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 75668 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.