23303 leans Republican by roughly 22 points: about 39% of voters vote Democratic and 61% Republican.
About 86% of adults in 23303 typically vote, above the U.S. average of about 62%. Among adults in 23303, ~34% vote Democratic, ~52% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How 23303 compares
Among zip codes within 15 miles, 23303 leans more Republican than 12 of 21 neighbors.
23303 runs about 28 points more Republican than Virginia as a whole. Virginia leans Democratic overall, while 23303 is one of the few Republican-leaning pockets.
Why 23303 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 23303, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 86% of residents in 23303 drive to work alone, about 13 points above the U.S. average of 74%. 23303 runs against the grain of Virginia, a Republican-leaning pocket in a Democratic-leaning state.
Housing overcrowding and voter turnout
Places with low overcrowding tend to turn out at a higher rate; 23303, VA sits in the bottom tenth nationally on this measure.
Why turnout in 23303 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 23303 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. 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.