Washington Manor-Bonaire leans Democratic by roughly 28 points: about 64% of voters vote Democratic and 36% Republican.
About 54% of adults in Washington Manor-Bonaire typically vote, below the U.S. average of about 62%. Among adults in Washington Manor-Bonaire, ~35% vote Democratic, ~19% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.
How Washington Manor-Bonaire compares
Among neighborhoods within 5 miles, Washington Manor-Bonaire is the least Democratic-leaning.
Washington Manor-Bonaire runs about 7 points more Democratic than California as a whole.
Why Washington Manor-Bonaire 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 Washington Manor-Bonaire, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Washington Manor-Bonaire live in densely developed areas, about 64 points above the U.S. average of 36%.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Washington Manor-Bonaire, San Leandro, CA sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Washington Manor-Bonaire looks the way it does
Crowded housing lines up with lower turnout. About 6% of homes in Washington Manor-Bonaire have more than one occupant per room, above 83% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Floresta Gardens-Bradrick, San Leandro, CA D+41
- Heron Bay, San Leandro, CA D+32
- Lower Bal, San Leandro, CA D+39
- Mullford Gardens, San Leandro, CA D+32
- Upper Bal, San Leandro, CA D+44
- Old San Leandro, San Leandro, CA D+50
- Assumption Parish, San Leandro, CA D+45
- Davis Tract, San Leandro, CA D+36
- Longwood-Winton Grove, Hayward, CA D+37
- Estudillo Estates-Glen, San Leandro, CA D+54
Neighborhoods with Similar Populations
- Cascade, Anderson, CA R+33
- North Clairemont, San Diego, CA D+25
- Haddington, Philadelphia, PA D+89
- Lincoln Park, San Diego, CA D+40
- Somerset, Bellevue, WA D+46
- Longfellow, Iowa City, IA D+48
- Jacksonville Heights, Jacksonville, FL D+30
- Tennyson-Alquire, Hayward, CA D+35
- Riverside Park, Buffalo, NY D+21
- East San Diego, San Diego, CA D+45
Sources and methodology
Precinct-level voting records used to fit the model come from California 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.