Hollydale, South Gate, CA Political Map | Democrat & Republican Areas in Hollydale

Hollydale leans heavily Democratic by roughly 32 points: about 66% of voters vote Democratic and 34% Republican.

 
Hollydale, South Gate, CA block-group political-lean map
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About 42% of adults in Hollydale typically vote, below the U.S. average of about 62%. Among adults in Hollydale, ~28% vote Democratic, ~14% Republican, and ~58% don't vote. The map below shows estimated turnout by block group.

Hollydale, South Gate, CA block-group voter-turnout map
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How Hollydale compares

Among neighborhoods within 5 miles, Hollydale leans more Democratic than 1 of 5 neighbors.

Hollydale runs about 11 points more Democratic than California as a whole.

Why Hollydale 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 Hollydale, not a ranked or complete list of what matters most.

Dense areas vote Democratic. More than 99% of residents in Hollydale live in densely developed areas, about 64 points above the U.S. average of 36%.

Population density and Democratic lean

Places with high population density tend to lean Democratic; Hollydale, South Gate, CA sits in the top tenth nationally on this measure.

Why turnout in Hollydale looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Hollydale 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 7% of homes in Hollydale have more than one occupant per room, above 84% 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.