75238 leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% Republican.
About 64% of adults in 75238 typically vote, near the U.S. average of about 62%. Among adults in 75238, ~37% vote Democratic, ~27% Republican, and ~36% don't vote. The map below shows estimated turnout by block group.
How 75238 compares
Among zip codes within 15 miles, 75238 leans more Democratic than 33 of 69 neighbors.
75238 runs about 30 points more Democratic than Texas as a whole. Texas leans Republican overall, while 75238 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 75238. The east side runs the most Democratic (D+34) and the west side runs the most Republican (R+6), a spread of about 40 points.
Why 75238 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 75238, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 99% of residents in 75238 live in densely developed areas, about 63 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 75238 sits in the top quarter (about 55%, above 92% of zip codes). 75238 runs against the grain of Texas, a Democratic-leaning pocket in a Republican-leaning state.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; 75238, TX sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 75238 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 75238 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.