23937 leans heavily Republican by roughly 30 points: about 35% of voters vote Democratic and 65% Republican.
About 67% of adults in 23937 typically vote, near the U.S. average of about 62%. Among adults in 23937, ~23% vote Democratic, ~44% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How 23937 compares
Among zip codes within 15 miles, 23937 leans more Republican than 7 of 9 neighbors.
23937 runs about 37 points more Republican than Virginia as a whole. Virginia leans Democratic overall, while 23937 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 23937. The southeast side is the most Republican-leaning (R+41) and the north side is the least Republican-leaning (R+14), a spread of about 27 points.
Why 23937 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 23937, not a ranked or complete list of what matters most.
23937 votes against the grain of Virginia. Virginia leans Democratic overall, while 23937 runs about 37 points more Republican. Rural areas vote Republican, and 23937 sits in the bottom quarter on density (about 5%, below 82% of zip codes).
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 23937, VA sits in the bottom quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 23937 looks the way it does
Turnout in 23937 sits close to the national pattern. 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.