92586 leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 70% of adults in 92586 typically vote, above the U.S. average of about 62%. Among adults in 92586, ~32% vote Democratic, ~38% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How 92586 compares
Among zip codes within 15 miles, 92586 leans more Republican than 6 of 21 neighbors.
92586 runs about 27 points more Republican than California as a whole. California leans Democratic overall, while 92586 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 92586. The east side runs the most Democratic (Even) and the south side runs the most Republican (R+15), a spread of about 16 points.
Why 92586 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 92586, not a ranked or complete list of what matters most.
92586 votes Republican even though it is densely developed (about 84%, well above the California average of 58%). Here an older population outweighs the Democratic lean that density usually predicts. Low college attainment predicts Republican voting, and 92586 sits in the bottom quarter (about 15%, below 80% of zip codes). 92586 runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 92586, CA sits above the national average 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 92586 looks the way it does
Turnout in 92586 sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. 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.