Upper B Street leans heavily Democratic by roughly 44 points: about 72% of voters vote Democratic and 28% Republican.
About 44% of adults in Upper B Street typically vote, below the U.S. average of about 62%. Among adults in Upper B Street, ~32% vote Democratic, ~12% Republican, and ~56% don't vote. The map below shows estimated turnout by block group.
How Upper B Street compares
Among neighborhoods within 5 miles, Upper B Street leans more Democratic than 19 of 20 neighbors.
Upper B Street runs about 24 points more Democratic than California as a whole.
Politics vary noticeably by block within Upper B Street. The northwest side is the most Democratic-leaning (D+48) and the southeast side is the least Democratic-leaning (D+37), a spread of about 11 points.
Why Upper B Street 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 Upper B Street, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 47% of adults in Upper B Street have never been married, modestly above similar-sized neighborhoods (around 39%).
Park access and Democratic lean
Places with heavy park coverage tend to lean Democratic; Upper B Street, Hayward, CA sits in the top quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Upper B Street looks the way it does
Crowded housing lines up with lower turnout. About 7% of homes in Upper B Street have more than one occupant per room, above 86% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- North Hayward, Hayward, CA D+42
- Mission-Foothill, Hayward, CA D+43
- Burbank-Hayward, Hayward, CA D+42
- Jackson Triangle, Hayward, CA D+38
- Santa Clara Street, Hayward, CA D+39
- Hayward Highland, Hayward, CA D+41
- Whitman-Mocine, Hayward, CA D+33
- Longwood-Winton Grove, Hayward, CA D+37
- Harder-Tennyson, Hayward, CA D+37
- Southgate, Hayward, CA D+39
Neighborhoods with Similar Populations
- South Collinwood, Cleveland, OH D+83
- Greater South Side, Des Moines, IA D+12
- Pecan Creek, San Tan Valley, AZ R+23
- Tatnuck, Worcester, MA D+32
- Mid City-Santa Ana, Santa Ana, CA D+33
- Dietz, Tucson, AZ D+11
- Pembroke Falls, Pembroke Pines, FL D+11
- Plymouth Colony, Atlanta, GA D+45
- Gladstone, Chicago, IL D+23
- Saddle Rock Golf Club, Aurora, CO D+10
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.