Forest Glen leans heavily Democratic by roughly 42 points: about 71% of voters vote Democratic and 29% Republican.
About 43% of adults in Forest Glen typically vote, below the U.S. average of about 62%. Among adults in Forest Glen, ~30% vote Democratic, ~12% Republican, and ~58% don't vote. The map below shows estimated turnout by block group.
How Forest Glen compares
Among neighborhoods within 5 miles, Forest Glen leans more Democratic than 3 of 44 neighbors.
Forest Glen runs about 37 points more Democratic than Virginia as a whole.
Why Forest Glen leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Forest Glen. The lean here lands roughly where demographic data alone would predict.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Forest Glen, Arlington, VA sits in the top tenth nationally on this measure.
Why turnout in Forest Glen looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Forest Glen is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 77% of households in Forest Glen rent, compared to around 58% in nearby neighborhoods. Crowded housing lines up with lower turnout, and about 13% of homes in Forest Glen have more than one occupant per room, above 94% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Columbia Heights West, Arlington, VA D+40
- Columbia Forest, Arlington, VA D+51
- Barcroft, Arlington, VA D+48
- Bailey's Crossroads, Falls Church, VA D+44
- Douglas Park, Arlington, VA D+53
- Buckingham, Arlington, VA D+52
- Bluemont, Arlington, VA D+60
- Ashton Heights, Arlington, VA D+62
- Alexandria Wrest, Alexandria, VA D+51
- Fairlington-Shirlington, Arlington, VA D+64
Neighborhoods with Similar Populations
- Downtown Hilo, Hilo, HI D+33
- East Harriet, Minneapolis, MN D+76
- Winsor Hills, Baltimore, MD D+87
- Skunk City, Syracuse, NY D+46
- Forest Park Southeast, St. Louis, MO D+73
- Lovisa Farms, Pasco, WA R+23
- El Cerrito, Corona, CA R+18
- Lasalle College Park, Detroit, MI D+87
- Browntown, Wilmington, DE D+71
- International, San Bernardino, CA D+28
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.