93601 leans Republican by roughly 28 points: about 36% of voters vote Democratic and 64% Republican.
About 88% of adults in 93601 typically vote, above the U.S. average of about 62%. Among adults in 93601, ~32% vote Democratic, ~56% Republican, and ~12% don't vote. The map below shows estimated turnout by block group.
How 93601 compares
Among zip codes within 15 miles, 93601 leans more Republican than 5 of 7 neighbors.
93601 runs about 49 points more Republican than California as a whole. California leans Democratic overall, while 93601 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 93601. The west side is the most Republican-leaning (R+41) and the northeast side is the least Republican-leaning (R+17), a spread of about 23 points.
Why 93601 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 93601, not a ranked or complete list of what matters most.
93601 votes against the grain of California. California leans Democratic overall, while 93601 runs about 49 points more Republican.
Renting and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; 93601, CA sits in the bottom quarter nationally on this measure.
Why turnout in 93601 looks the way it does
Homeowners vote more often than renters. About 91% of households in 93601 own their home, about 29 points above the California average of 62%. 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.