93512 is a true toss-up. About 49% of voters here vote Democratic and 51% Republican.
About 59% of adults in 93512 typically vote, near the U.S. average of about 62%. Among adults in 93512, ~29% vote Democratic, ~30% Republican, and ~41% don't vote. The map below shows estimated turnout by block group.
How 93512 compares
93512 runs about 23 points more Republican than California as a whole. California leans Democratic overall, while 93512 sits closer to the political middle.
Why 93512 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 93512, not a ranked or complete list of what matters most.
93512 votes against the grain of California. California leans Democratic overall, while 93512 runs about 23 points more Republican.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; 93512, CA sits in the bottom tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 93512 looks the way it does
Crowded housing lines up with lower turnout. About 5% of homes in 93512 have more than one occupant per room, above 84% 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.