23805 leans heavily Democratic by roughly 40 points: about 70% of voters vote Democratic and 30% Republican.
About 76% of adults in 23805 typically vote, above the U.S. average of about 62%. Among adults in 23805, ~53% vote Democratic, ~23% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How 23805 compares
Among zip codes within 15 miles, 23805 leans more Democratic than 11 of 12 neighbors.
23805 runs about 35 points more Democratic than Virginia as a whole.
Politics vary noticeably by block within 23805. The northeast side runs the most Democratic (D+80) and the southwest side runs the most Republican (R+27), a spread of about 107 points.
Why 23805 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 23805, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 42% of adults in 23805 have never been married, modestly above similar-sized zip codes (around 34%).
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; 23805, VA sits above the national average on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 23805 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 23805 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 62%. 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 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.