Emerald Hills leans heavily Democratic by roughly 44 points: about 72% of voters vote Democratic and 28% Republican.
About 54% of adults in Emerald Hills typically vote, below the U.S. average of about 62%. Among adults in Emerald Hills, ~39% vote Democratic, ~15% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.
How Emerald Hills compares
Among neighborhoods within 5 miles, Emerald Hills leans more Democratic than 24 of 34 neighbors.
Emerald Hills runs about 25 points more Democratic than California as a whole.
Politics vary noticeably by block within Emerald Hills. The north side is the most Democratic-leaning (D+55) and the east side is the least Democratic-leaning (D+33), a spread of about 22 points.
Why Emerald Hills leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Emerald Hills. The lean here lands roughly where demographic data alone would predict.
Park access and Democratic lean
Places with heavy park coverage tend to lean Democratic; Emerald Hills, San Diego, CA sits in the top quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Emerald Hills looks the way it does
Crowded housing lines up with lower turnout. About 11% of homes in Emerald Hills 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
- Valencia Park, San Diego, CA D+45
- Encanto, San Diego, CA D+29
- Chollas View, San Diego, CA D+37
- Lincoln Park, San Diego, CA D+40
- Ridgeview-Webster, San Diego, CA D+37
- Oak Park, San Diego, CA D+30
- Alta Vista, San Diego, CA D+20
- Mount Hope, San Diego, CA D+35
- Mountain View San Diego, San Diego, CA D+32
- Darnall, San Diego, CA D+31
Neighborhoods with Similar Populations
- North Park, Provo, UT R+15
- Greendale, Worcester, MA D+27
- Tri-South, Columbus, OH D+58
- Bryte, West Sacramento, CA D+8
- South Campus, Madison, WI D+51
- Stockton, Camden, NJ D+53
- Pheasant Run, Aurora, CO D+15
- La Plaza, San Bernardino, CA D+27
- Stonybrook-Wilshire, York, PA R+15
- Old Saginaw City, Saginaw, MI D+35
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.