Glen Allen, VA Political Map | Democrat & Republican Areas in Glen Allen

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

Glen Allen leans Democratic by roughly 18 points: about 59% of voters vote Democratic and 41% Republican.

 

About 90% of adults in Glen Allen typically vote, above the U.S. average of about 62%. Among adults in Glen Allen, ~53% vote Democratic, ~37% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.

How Glen Allen compares

Among cities within 25 miles, Glen Allen leans more Democratic than 76 of 90 neighbors.

Glen Allen runs about 12 points more Democratic than Virginia as a whole.

Politics vary noticeably by neighborhood within Glen Allen. The southeast side runs the most Democratic (D+40) and the northeast side runs the most Republican (R+7), a spread of about 47 points.

Why Glen Allen 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 Glen Allen, not a ranked or complete list of what matters most.

Areas with high college attainment vote Democratic. About 56% of adults in Glen Allen hold a bachelor's degree, about 28 points above the U.S. average of 28%. Dense areas vote Democratic, and Glen Allen sits in the top fifth on density (about 77%, above 94% of cities).

Population density and Democratic lean

Places with high population density tend to lean Democratic; Glen Allen, VA sits in the top tenth nationally on this measure.

Why turnout in Glen Allen looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Glen Allen 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 74%, about 14 points above the U.S. average of 60%. 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 Virginia Department of Elections, 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.