75602 leans slightly Democratic by roughly 12 points: about 56% of voters vote Democratic and 44% Republican.
About 49% of adults in 75602 typically vote, below the U.S. average of about 62%. Among adults in 75602, ~27% vote Democratic, ~21% Republican, and ~52% don't vote. The map below shows estimated turnout by block group.
How 75602 compares
Among zip codes within 15 miles, 75602 is the most Democratic-leaning.
75602 runs about 25 points more Democratic than Texas as a whole. Texas leans Republican overall, while 75602 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 75602. The south side runs the most Democratic (D+42) and the east side runs the most Republican (R+34), a spread of about 76 points.
Why 75602 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 75602, not a ranked or complete list of what matters most.
Density combined with diversity predicts Democratic voting. Non-Hispanic white share in 75602 is about 30%, about 43 points below the U.S. average of 72%. A high never-married share predicts Democratic voting, and about 41% of adults in 75602 have never been married, above 89% of zip codes. 75602 runs against the grain of Texas, a Democratic-leaning pocket in a Republican-leaning state.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; 75602, 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 75602 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 75602 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 8 points below the Texas average of 54%. Renters vote less often than owners, and about 38% of households in 75602 rent, above 85% of zip codes. Low high-school completion lines up with lower turnout, and about 79% of adults in 75602 have completed high school, below 92% 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.