El Sereno leans heavily Democratic by roughly 42 points: about 71% of voters vote Democratic and 29% Republican.
About 44% of adults in El Sereno typically vote, below the U.S. average of about 62%. Among adults in El Sereno, ~31% vote Democratic, ~13% Republican, and ~56% don't vote. The map below shows estimated turnout by block group.
How El Sereno compares
Among neighborhoods within 5 miles, El Sereno leans more Democratic than 4 of 18 neighbors.
El Sereno runs about 22 points more Democratic than California as a whole.
Politics vary noticeably by block within El Sereno. The west side is the most Democratic-leaning (D+48) and the northwest side is the least Democratic-leaning (D+38), a spread of about 10 points.
Why El Sereno leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in El Sereno. The lean here lands roughly where demographic data alone would predict.
Population density and Democratic lean
Places with high population density tend to lean Democratic; El Sereno, Los Angeles, CA sits in the top tenth nationally on this measure.
Why turnout in El Sereno looks the way it does
Areas with limited routine healthcare access turn out at lower rates. El Sereno is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Crowded housing lines up with lower turnout, and about 12% of homes in El Sereno have more than one occupant per room, above 93% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Montecito Heights, Los Angeles, CA D+42
- Lincoln Heights, Los Angeles, CA D+53
- Mount Washington, Los Angeles, CA D+57
- Highland Park, Los Angeles, CA D+52
- Cypress Park, Los Angeles, CA D+51
- Boyle Heights, Los Angeles, CA D+43
- Eagle Rock, Los Angeles, CA D+49
- Chinatown, Los Angeles, CA D+36
- Central City East, Los Angeles, CA D+41
- South Arroyo, Pasadena, CA D+55
Neighborhoods with Similar Populations
- East Colorado Springs, Colorado Springs, CO D+19
- Downtown San Francisco, San Francisco, CA D+56
- Valley Oak, Stockton, CA D+12
- Greenpoint, Brooklyn, NY D+65
- Southeast Colorado Springs, Colorado Springs, CO D+12
- St Albans, Queens, NY D+78
- West Omaha, Omaha, NE D+3
- Edgewater, Chicago, IL D+71
- Western Hills Fort Worth, Fort Worth, TX D+7
- Briargate, Colorado Springs, CO R+11
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.