94074 leans heavily Democratic by roughly 42 points: about 71% of voters vote Democratic and 29% Republican.
About 55% of adults in 94074 typically vote, below the U.S. average of about 62%. Among adults in 94074, ~39% vote Democratic, ~16% Republican, and ~45% don't vote. The map below shows estimated turnout by block group.
How 94074 compares
Among zip codes within 15 miles, 94074 leans more Democratic than 4 of 18 neighbors.
94074 runs about 21 points more Democratic than California as a whole.
Politics vary noticeably by block within 94074. The southeast side is the most Democratic-leaning (D+49) and the southwest side is the least Democratic-leaning (D+23), a spread of about 27 points.
Why 94074 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 94074, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 38% of adults in 94074 hold a bachelor's degree, about 9 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; 94074, CA sits in the top quarter 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 94074 looks the way it does
Crowded housing lines up with lower turnout. About 17% of homes in 94074 have more than one occupant per room, in the top fraction of zip codes. Strong routine healthcare access lines up with higher turnout, and 94074 sits in the top quarter on routine-care measures. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.