95937 leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.
About 44% of adults in 95937 typically vote, below the U.S. average of about 62%. Among adults in 95937, ~18% vote Democratic, ~26% Republican, and ~56% don't vote. The map below shows estimated turnout by block group.
How 95937 compares
Among zip codes within 15 miles, 95937 leans more Republican than 2 of 11 neighbors.
95937 runs about 38 points more Republican than California as a whole. California leans Democratic overall, while 95937 is one of the few Republican-leaning pockets.
Why 95937 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 95937, not a ranked or complete list of what matters most.
95937 votes against the grain of California. California leans Democratic overall, while 95937 runs about 38 points more Republican.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 95937, CA sits in the bottom 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 95937 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 95937 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. High food insecurity lines up with lower turnout, and about 21% of adults in 95937 report food insecurity, above 82% 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.