92029 leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.
About 66% of adults in 92029 typically vote, near the U.S. average of about 62%. Among adults in 92029, ~35% vote Democratic, ~31% Republican, and ~34% don't vote. The map below shows estimated turnout by block group.
How 92029 compares
Among zip codes within 15 miles, 92029 leans more Democratic than 7 of 30 neighbors.
92029 runs about 14 points more Republican than California as a whole.
Politics vary noticeably by block within 92029. The northeast side runs the most Democratic (D+13) and the southwest side runs the most Republican (R+6), a spread of about 20 points.
Why 92029 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 92029, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 48% of adults in 92029 hold a bachelor's degree, about 19 points above the U.S. average of 28%. Density combined with diversity predicts Democratic voting, and non-Hispanic white share in 92029 is about 59%, below 77% of zip codes.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 92029, CA sits in the top 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 92029 looks the way it does
Turnout in 92029 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.