95323 is a Republican stronghold. About 22% of voters here vote Democratic and 78% Republican.
About 48% of adults in 95323 typically vote, below the U.S. average of about 62%. Among adults in 95323, ~10% vote Democratic, ~37% Republican, and ~53% don't vote. The map below shows estimated turnout by block group.
How 95323 compares
Among zip codes within 15 miles, 95323 is the most Republican-leaning.
95323 runs about 76 points more Republican than California as a whole. California leans Democratic overall, while 95323 is one of the few Republican-leaning pockets.
Why 95323 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 95323, not a ranked or complete list of what matters most.
95323 votes against the grain of California. California leans Democratic overall, while 95323 runs about 76 points more Republican. Low college attainment predicts Republican voting, and 95323 sits in the bottom quarter (about 14%, below 84% of zip codes). A high family-household share predicts Republican voting, and about 85% of households in 95323 are family households, above 97% of zip codes.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 95323, 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 95323 looks the way it does
Crowded housing lines up with lower turnout. About 8% of homes in 95323 have more than one occupant per room, above 93% of zip codes. Renters vote less often than owners, and about 35% of households in 95323 rent, 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.