Tennyson-Alquire leans heavily Democratic by roughly 36 points: about 68% of voters vote Democratic and 32% Republican.
About 45% of adults in Tennyson-Alquire typically vote, below the U.S. average of about 62%. Among adults in Tennyson-Alquire, ~30% vote Democratic, ~14% Republican, and ~56% don't vote. The map below shows estimated turnout by block group.
How Tennyson-Alquire compares
Among neighborhoods within 5 miles, Tennyson-Alquire leans more Democratic than 4 of 17 neighbors.
Tennyson-Alquire runs about 15 points more Democratic than California as a whole.
Why Tennyson-Alquire 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 Tennyson-Alquire, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Tennyson-Alquire live in densely developed areas, about 64 points above the U.S. average of 36%.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Tennyson-Alquire, Hayward, CA sits in the top quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Tennyson-Alquire looks the way it does
Crowded housing lines up with lower turnout. About 14% of homes in Tennyson-Alquire have more than one occupant per room, above 96% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Harder-Tennyson, Hayward, CA D+37
- Mission-Garin, Hayward, CA D+43
- Whitman-Mocine, Hayward, CA D+33
- Glen Eden, Hayward, CA D+33
- Fairway Park, Hayward, CA D+36
- Southgate, Hayward, CA D+39
- Jackson Triangle, Hayward, CA D+38
- Mission-Foothill, Hayward, CA D+43
- Hayward Highland, Hayward, CA D+41
- Mt Eden, Hayward, CA D+30
Neighborhoods with Similar Populations
- Jacksonville Heights, Jacksonville, FL D+30
- Longfellow, Iowa City, IA D+48
- Somerset, Bellevue, WA D+46
- Haddington, Philadelphia, PA D+89
- North Clairemont, San Diego, CA D+25
- Riverside Park, Buffalo, NY D+21
- Cascade, Anderson, CA R+33
- Washington Manor-Bonaire, San Leandro, CA D+28
- Lincoln Park, San Diego, CA D+40
- North Central San Francisco, San Mateo, CA D+50
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.