92673 leans Republican by roughly 16 points: about 42% of voters vote Democratic and 58% Republican.
About 90% of adults in 92673 typically vote, above the U.S. average of about 62%. Among adults in 92673, ~38% vote Democratic, ~52% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.
How 92673 compares
Among zip codes within 15 miles, 92673 leans more Republican than 16 of 17 neighbors.
92673 runs about 37 points more Republican than California as a whole. California leans Democratic overall, while 92673 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 92673. The north side is the most Republican-leaning (R+20) and the southeast side is the least Republican-leaning (R+8), a spread of about 13 points.
Why 92673 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 92673, not a ranked or complete list of what matters most.
92673 votes Republican even though it is densely developed (about 76%, well above the California average of 58%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 83% of households in 92673 are family households, above 96% of zip codes. 92673 runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.
High-school completion, uninsured rate, and voter turnout
Places that combine high-school-completion-heavy adults and a low uninsured rate tend to turn out at a higher rate, as 92673, CA does.
Why turnout in 92673 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 92673 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 75%, about 15 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in 92673 have completed high school, above 84% 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.