Millview East, San Marcos, TX Political Map | Democrat & Republican Areas in Millview East

Millview East leans heavily Democratic by roughly 32 points: about 66% of voters vote Democratic and 34% Republican.

 
Millview East, San Marcos, TX block-group political-lean map
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About 34% of adults in Millview East typically vote, below the U.S. average of about 62%. Among adults in Millview East, ~22% vote Democratic, ~11% Republican, and ~67% don't vote. The map below shows estimated turnout by block group.

Millview East, San Marcos, TX block-group voter-turnout map
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How Millview East compares

Millview East runs about 46 points more Democratic than Texas as a whole. Texas leans Republican overall, while Millview East is one of the few Democratic-leaning pockets.

Politics vary noticeably by block within Millview East. The east side is the most Democratic-leaning (D+39) and the northeast side is the least Democratic-leaning (D+29), a spread of about 10 points.

Why Millview East leans the way it does

This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Millview East, not a ranked or complete list of what matters most.

Dense areas vote Democratic. More than 99% of residents in Millview East 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 80% of adults in Millview East have never been married, in the top fraction of neighborhoods. Millview East 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; Millview East, San Marcos, TX sits in the top quarter nationally on this measure.

Why turnout in Millview East looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Millview East 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 44%, about 9 points below the Texas average of 54%. Renters vote less often than owners, and about 86% of households in Millview East rent, compared to around 55% in nearby neighborhoods. Learn more about the findings and methodology on the political spectrum map.

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.