76105 is a Democratic stronghold. About 76% of voters here vote Democratic and 24% Republican.
About 29% of adults in 76105 typically vote, below the U.S. average of about 62%. Among adults in 76105, ~22% vote Democratic, ~7% Republican, and ~71% don't vote. The map below shows estimated turnout by block group.
How 76105 compares
Among zip codes within 15 miles, 76105 leans more Democratic than 61 of 62 neighbors.
76105 runs about 65 points more Democratic than Texas as a whole. Texas leans Republican overall, while 76105 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 76105. The southwest side is the most Democratic-leaning (D+69) and the northwest side is the least Democratic-leaning (D+33), a spread of about 36 points.
Why 76105 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 76105, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 99% of residents in 76105 live in densely developed areas, about 62 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 46% of adults in 76105 have never been married, above 92% of zip codes. 76105 runs against the grain of Texas, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 76105, TX sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 76105 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 76105 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 37%, about 16 points below the Texas average of 54%. Renters vote less often than owners, and about 50% of households in 76105 rent, about 25 points above the U.S. average of 25%. Low high-school completion lines up with lower turnout, and about 62% of adults in 76105 have completed high school, in the bottom fraction 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.