92308 leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 61% of adults in 92308 typically vote, near the U.S. average of about 62%. Among adults in 92308, ~23% vote Democratic, ~38% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.
How 92308 compares
Among zip codes within 15 miles, 92308 leans more Republican than 7 of 9 neighbors.
92308 runs about 46 points more Republican than California as a whole. California leans Democratic overall, while 92308 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 92308. The south side is the most Republican-leaning (R+52) and the west side is the least Republican-leaning (R+17), a spread of about 36 points.
Why 92308 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 92308, not a ranked or complete list of what matters most.
92308 votes against the grain of California. California leans Democratic overall, while 92308 runs about 46 points more Republican. Dense places usually vote Democratic, but 92308 runs against that pattern.
High-school completion, developed land, and voter turnout
Places that combine low high-school-completion share and a heavily developed built environment tend to turn out at a lower rate, as 92308, CA does.
Why turnout in 92308 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 92308 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 23% of adults in 92308 report food insecurity, above 86% 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.