Balcones Heights leans Democratic by roughly 26 points: about 63% of voters vote Democratic and 37% Republican.
About 28% of adults in Balcones Heights typically vote, below the U.S. average of about 62%. Among adults in Balcones Heights, ~18% vote Democratic, ~10% Republican, and ~72% don't vote. The map below shows estimated turnout by block group.
How Balcones Heights compares
Among cities within 25 miles, Balcones Heights is the most Democratic-leaning.
Balcones Heights runs about 40 points more Democratic than Texas as a whole. Texas leans Republican overall, while Balcones Heights is one of the few Democratic-leaning pockets.
Why Balcones Heights leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Balcones Heights, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Balcones Heights live in densely developed areas, about 64 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 42% of adults in Balcones Heights have never been married, above 95% of cities. Balcones Heights runs against the grain of Texas, a Democratic-leaning pocket in a Republican-leaning state.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Balcones Heights, TX sits in the top tenth nationally on this measure.
Why turnout in Balcones Heights looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Balcones Heights 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 42%, about 11 points below the Texas average of 54%. Renters vote less often than owners, and about 83% of households in Balcones Heights rent, compared to around 30% in nearby cities. High-crime urban areas turn out at lower rates, and Balcones Heights sits in the top 15% on a violent-crime measure. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- San Antonio, TX D+4
- Castle Hills, TX D+3
- Leon Valley, TX D+11
- Olmos Park, TX D+8
- Alamo Heights, TX D+7
- Terrell Hills, TX R+9
- Shavano Park, TX R+8
- Hill Country Village, TX R+26
- Lackland AFB, TX R+3
- Hollywood Park, TX R+21
Cities with Similar Populations
- Breezy Point, MN R+33
- Steep Falls, ME R+21
- Riverside, AL R+65
- Stockton, IL R+28
- Magdalena, NM D+18
- Osteen, FL R+48
- Trenton, NC R+24
- Freer, TX R+28
- Ashville, NY R+30
- Huntsburg, OH R+53
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.