Southeast Los Angeles, Los Angeles, CA Political Map | Democrat & Republican Areas in Southeast Los Angeles

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

Southeast Los Angeles leans heavily Democratic by roughly 50 points: about 75% of voters vote Democratic and 25% Republican.

 

About 30% of adults in Southeast Los Angeles typically vote, below the U.S. average of about 62%. Among adults in Southeast Los Angeles, ~22% vote Democratic, ~8% Republican, and ~70% don't vote. The map below shows estimated turnout by block group.

How Southeast Los Angeles compares

Among neighborhoods within 5 miles, Southeast Los Angeles leans more Democratic than 2 of 10 neighbors.

Southeast Los Angeles runs about 29 points more Democratic than California as a whole.

Politics vary noticeably by block within Southeast Los Angeles. The southwest side is the most Democratic-leaning (D+55) and the north side is the least Democratic-leaning (D+44), a spread of about 11 points.

Why Southeast Los Angeles leans the way it does

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

Areas with many never-married adults vote Democratic. About 55% of adults in Southeast Los Angeles have never been married, well above similar-sized neighborhoods (around 39%). Density combined with diversity predicts Democratic voting, and non-Hispanic white share in Southeast Los Angeles is fewer than 1%, about 71 points below the U.S. average of 72%.

Population density and Democratic lean

Places with high population density tend to lean Democratic; Southeast Los Angeles, Los Angeles, CA sits in the top tenth nationally on this measure.

Why turnout in Southeast Los Angeles looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Southeast Los Angeles is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 42%, about 20 points below the California average of 62%. Renters vote less often than owners, and about 68% of households in Southeast Los Angeles rent, about 43 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 46% of adults in Southeast Los Angeles report food insecurity, above 97% of neighborhoods. 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.