23435 leans Democratic by roughly 24 points: about 62% of voters vote Democratic and 38% Republican.
About 84% of adults in 23435 typically vote, above the U.S. average of about 62%. Among adults in 23435, ~52% vote Democratic, ~32% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.
How 23435 compares
Among zip codes within 15 miles, 23435 leans more Democratic than 14 of 42 neighbors.
23435 runs about 17 points more Democratic than Virginia as a whole.
Politics vary noticeably by block within 23435. The east side runs the most Democratic (D+46) and the west side runs the most Republican (R+5), a spread of about 51 points.
Why 23435 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 23435, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 43% of adults in 23435 hold a bachelor's degree, about 15 points above the U.S. average of 28%.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 23435, VA sits in the top quarter nationally on this measure.
Why turnout in 23435 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 23435 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 70%, about 10 points above the U.S. average of 60%. 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.