75125 leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 51% of adults in 75125 typically vote, below the U.S. average of about 62%. Among adults in 75125, ~19% vote Democratic, ~32% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.
How 75125 compares
Among zip codes within 15 miles, 75125 leans more Republican than 12 of 17 neighbors.
75125 runs about 12 points more Republican than Texas as a whole.
Politics vary noticeably by block within 75125. The southeast side is the most split-leaning (R+43) and the north side is the least split-leaning (Even), a spread of about 43 points.
Why 75125 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 75125, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 15% of adults in 75125 hold a bachelor's degree, about 11 points below the Texas average of 26%. Car-dependent areas vote Republican, and about 83% of residents in 75125 drive to work alone, above 80% of zip codes. A high family-household share predicts Republican voting, and about 81% of households in 75125 are family households, above 93% of zip codes.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; 75125, TX sits in the bottom tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 75125 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 75125 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 45%, about 9 points below the Texas average of 54%. Low high-school completion lines up with lower turnout, and about 74% of adults in 75125 have completed high school, below 96% of zip codes. 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.