92371 leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 48% of adults in 92371 typically vote, below the U.S. average of about 62%. Among adults in 92371, ~14% vote Democratic, ~34% Republican, and ~52% don't vote. The map below shows estimated turnout by block group.
How 92371 compares
Among zip codes within 15 miles, 92371 leans more Republican than 9 of 10 neighbors.
92371 runs about 61 points more Republican than California as a whole. California leans Democratic overall, while 92371 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 92371. The southeast side is the most Republican-leaning (R+46) and the northeast side is the least Republican-leaning (R+34), a spread of about 12 points.
Why 92371 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 92371, not a ranked or complete list of what matters most.
92371 votes against the grain of California. California leans Democratic overall, while 92371 runs about 61 points more Republican. Low college attainment predicts Republican voting, and 92371 sits in the bottom quarter (about 12%, below 89% of zip codes). A high family-household share predicts Republican voting, and about 80% of households in 92371 are family households, above 92% of zip codes.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 92371, 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 92371 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 92371 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 22% of adults in 92371 report food insecurity, above 84% of zip codes. Low high-school completion lines up with lower turnout, and about 86% of adults in 92371 have completed high school, below 78% 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.