Redondo Beach, CA Political Map | Democrat & Republican Areas in Redondo Beach

By the BestNeighborhood data science team. Last updated May 2026.

Redondo Beach leans Democratic by roughly 30 points: about 65% of voters vote Democratic and 35% Republican.

 

About 73% of adults in Redondo Beach typically vote, above the U.S. average of about 62%. Among adults in Redondo Beach, ~47% vote Democratic, ~26% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.

How Redondo Beach compares

Among cities within 25 miles, Redondo Beach leans more Democratic than 54 of 95 neighbors.

Redondo Beach runs about 9 points more Democratic than California as a whole.

Politics vary noticeably by neighborhood within Redondo Beach. The southwest side is the most Democratic-leaning (D+35) and the east side is the least Democratic-leaning (D+18), a spread of about 17 points.

Why Redondo Beach leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Redondo Beach, not a ranked or complete list of what matters most.

Dense areas vote Democratic. About 96% of residents in Redondo Beach live in densely developed areas, about 60 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Redondo Beach sits in the top quarter (about 66%, above 98% of cities). A high never-married share predicts Democratic voting, and about 32% of adults in Redondo Beach have never been married, above 79% of cities.

Preventive-care access and voter turnout

Places with strong routine preventive-care access tend to turn out at a higher rate; Redondo Beach, CA sits in the top tenth 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 Redondo Beach looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Redondo Beach 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 74%, about 14 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in Redondo Beach have completed high school, above 86% of cities. Learn more about the findings and methodology on the political spectrum map.

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.