95959 leans Democratic by roughly 24 points: about 62% of voters vote Democratic and 38% Republican.
About 84% of adults in 95959 typically vote, above the U.S. average of about 62%. Among adults in 95959, ~52% vote Democratic, ~32% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.
How 95959 compares
Among zip codes within 15 miles, 95959 is the most Democratic-leaning.
Politically, 95959 sits close to the rest of California.
Politics vary noticeably by block within 95959. The north side is the most Democratic-leaning (D+33) and the southeast side is the least Democratic-leaning (D+10), a spread of about 23 points.
Why 95959 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 95959, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 46% of adults in 95959 hold a bachelor's degree, about 18 points above the U.S. average of 28%.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 95959, CA sits above the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 95959 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 95959 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 69%, about 9 points above the U.S. average of 60%. 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.