Woodbridge leans heavily Democratic by roughly 42 points: about 71% of voters vote Democratic and 29% Republican.
About 76% of adults in Woodbridge typically vote, above the U.S. average of about 62%. Among adults in Woodbridge, ~54% vote Democratic, ~22% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How Woodbridge compares
Among neighborhoods within 5 miles, Woodbridge leans more Democratic than 4 of 20 neighbors.
Woodbridge runs about 24 points more Democratic than Washington as a whole.
Why Woodbridge leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Woodbridge, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 60% of adults in Woodbridge hold a bachelor's degree, about 32 points above the U.S. average of 28%.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Woodbridge, Bellevue, WA 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 Woodbridge looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Woodbridge 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 77%, about 17 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in Woodbridge have completed high school, above 84% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Wilburton, Bellevue, WA D+41
- Factoria, Bellevue, WA D+40
- Meydenbauer, Bellevue, WA D+45
- Eastgate, Bellevue, WA D+42
- Lake Hills, Bellevue, WA D+43
- Somerset, Bellevue, WA D+46
- West Lake Sammamish, Bellevue, WA D+42
- Overlake, Bellevue, WA D+42
- Crossroads, Bellevue, WA D+44
- Mercer Heights, Mercer Island, WA D+48
Neighborhoods with Similar Populations
- Winston Park, Palatine, IL D+18
- Columbus Park, Milwaukee, WI D+74
- Singing Arrow, Albuquerque, NM D+20
- University Gardens, Great Neck, NY D+10
- Eagle Lake, Charlotte, NC D+39
- South Louisville, Louisville, KY D+40
- Weems, Manassas, VA D+11
- Encino Park, San Antonio, TX R+8
- Cramer Hill, Camden, NJ D+51
- Gray Haven, Dundalk, MD R+18
Sources and methodology
Precinct-level voting records used to fit the model come from Washington Secretary of State, 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.