90262 leans heavily Democratic by roughly 40 points: about 70% of voters vote Democratic and 30% Republican.
About 35% of adults in 90262 typically vote, below the U.S. average of about 62%. Among adults in 90262, ~25% vote Democratic, ~11% Republican, and ~64% don't vote. The map below shows estimated turnout by block group.
How 90262 compares
Among zip codes within 15 miles, 90262 leans more Democratic than 84 of 160 neighbors.
90262 runs about 21 points more Democratic than California as a whole.
Why 90262 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 90262, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in 90262 live in densely developed areas, about 64 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 50% of adults in 90262 have never been married, above 95% of zip codes.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 90262, CA sits in the bottom quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 90262 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 90262 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 49%, about 13 points below the California average of 62%. Renters vote less often than owners, and about 50% of households in 90262 rent, about 25 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 37% of adults in 90262 report food insecurity, above 97% 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.