23837 leans Republican by roughly 24 points: about 38% of voters vote Democratic and 62% Republican.
About 75% of adults in 23837 typically vote, above the U.S. average of about 62%. Among adults in 23837, ~28% vote Democratic, ~47% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How 23837 compares
Among zip codes within 15 miles, 23837 leans more Republican than 6 of 9 neighbors.
23837 runs about 31 points more Republican than Virginia as a whole. Virginia leans Democratic overall, while 23837 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 23837. The east side is the most Republican-leaning (R+42) and the south side is the least Republican-leaning (R+7), a spread of about 34 points.
Why 23837 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 23837, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 84% of residents in 23837 drive to work alone, about 11 points above the U.S. average of 74%. 23837 runs against the grain of Virginia, a Republican-leaning pocket in a Democratic-leaning state.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; 23837, VA sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 23837 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 23837 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 65%, about 5 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.