22209 is a Democratic stronghold. About 79% of voters here vote Democratic and 21% Republican.
About 64% of adults in 22209 typically vote, near the U.S. average of about 62%. Among adults in 22209, ~51% vote Democratic, ~13% Republican, and ~36% don't vote. The map below shows estimated turnout by block group.
How 22209 compares
Among zip codes within 15 miles, 22209 leans more Democratic than 57 of 125 neighbors.
22209 runs about 52 points more Democratic than Virginia as a whole.
Why 22209 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 22209, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 83% of adults in 22209 hold a bachelor's degree, about 55 points above the U.S. average of 28%. Dense areas vote Democratic, and 22209 sits in the top fifth on density (more than 99%, above 96% of zip codes). A high never-married share predicts Democratic voting, and about 53% of adults in 22209 have never been married, above 96% of zip codes.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 22209, VA sits in the top tenth nationally on this measure.
Why turnout in 22209 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 22209 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 75%, about 15 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in 22209 have completed high school, above 87% of zip codes. 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.