95054 leans heavily Democratic by roughly 34 points: about 67% of voters vote Democratic and 33% Republican.
About 47% of adults in 95054 typically vote, below the U.S. average of about 62%. Among adults in 95054, ~31% vote Democratic, ~16% Republican, and ~53% don't vote. The map below shows estimated turnout by block group.
How 95054 compares
Among zip codes within 15 miles, 95054 leans more Democratic than 32 of 64 neighbors.
95054 runs about 14 points more Democratic than California as a whole.
Politics vary noticeably by block within 95054. The north side is the most Democratic-leaning (D+38) and the southeast side is the least Democratic-leaning (D+20), a spread of about 17 points.
Why 95054 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 95054, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in 95054 live in densely developed areas, about 63 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 95054 sits in the top quarter (about 67%, above 97% of zip codes). A high never-married share predicts Democratic voting, and about 38% of adults in 95054 have never been married, above 85% of zip codes.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 95054, CA sits in the top tenth nationally on this measure.
Why turnout in 95054 looks the way it does
Renters vote less often than owners. About 62% of households in 95054 rent, about 37 points above the U.S. average of 25%. Crowded housing lines up with lower turnout, and about 9% of homes in 95054 have more than one occupant per room, above 95% of zip codes. 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.