Jefferson Manor is a Democratic stronghold. About 75% of voters here vote Democratic and 25% Republican.
About 67% of adults in Jefferson Manor typically vote, near the U.S. average of about 62%. Among adults in Jefferson Manor, ~51% vote Democratic, ~17% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Jefferson Manor compares
Among cities within 25 miles, Jefferson Manor leans more Democratic than 105 of 200 neighbors.
Jefferson Manor runs about 44 points more Democratic than Virginia as a whole.
Politics vary noticeably by neighborhood within Jefferson Manor. The northeast side is the most Democratic-leaning (D+61) and the northwest side is the least Democratic-leaning (D+42), a spread of about 19 points.
Why Jefferson Manor leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Jefferson Manor, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 92% of residents in Jefferson Manor live in densely developed areas, about 56 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Jefferson Manor sits in the top quarter (about 61%, above 97% of cities). A high never-married share predicts Democratic voting, and about 37% of adults in Jefferson Manor have never been married, above 90% of cities.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Jefferson Manor, VA sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Jefferson Manor looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Jefferson Manor 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 74%, about 14 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Alexandria, VA D+52
- Huntington, VA D+57
- Belle View, VA D+44
- Franconia, VA D+46
- Lincolnia, VA D+44
- Fort Hunt, VA D+38
- Forest Heights, MD D+76
- Mount Vernon, VA D+36
- Oxon Hill, MD D+75
- Glassmanor, MD D+81
Cities with Similar Populations
- Pratt, KS R+50
- Almont, MI R+39
- Lula, GA R+73
- Pascoag, RI R+16
- South Berwick, ME Even
- Venice Gardens, FL R+21
- Yacolt, WA R+45
- Fort Knox, KY R+13
- Mount Carmel, PA R+29
- Raton, NM R+10
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.