Oak Park-Northwood, San Antonio, TX Political Map | Democrat & Republican Areas in Oak Park-Northwood

By the BestNeighborhood data science team. Last updated May 2026.

Oak Park-Northwood leans slightly Democratic by roughly 8 points: about 54% of voters vote Democratic and 46% Republican.

 

About 86% of adults in Oak Park-Northwood typically vote, above the U.S. average of about 62%. Among adults in Oak Park-Northwood, ~46% vote Democratic, ~40% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.

How Oak Park-Northwood compares

Among neighborhoods within 5 miles, Oak Park-Northwood leans more Democratic than 3 of 24 neighbors.

Oak Park-Northwood runs about 22 points more Democratic than Texas as a whole. Texas leans Republican overall, while Oak Park-Northwood is one of the few Democratic-leaning pockets.

Politics vary noticeably by block within Oak Park-Northwood. The southeast side is the most Democratic-leaning (D+14) and the west side is the least Democratic-leaning (D+4), a spread of about 10 points.

Why Oak Park-Northwood 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 Oak Park-Northwood, not a ranked or complete list of what matters most.

Areas with high college attainment vote Democratic. About 70% of adults in Oak Park-Northwood hold a bachelor's degree, about 41 points above the U.S. average of 28%. Oak Park-Northwood 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; Oak Park-Northwood, San Antonio, TX sits above the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.

Why turnout in Oak Park-Northwood looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Oak Park-Northwood is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 68%, about 8 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in Oak Park-Northwood have completed high school, above 86% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.

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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.