Mission Hills-San Diego leans heavily Democratic by roughly 42 points: about 71% of voters vote Democratic and 29% Republican.
About 77% of adults in Mission Hills-San Diego typically vote, above the U.S. average of about 62%. Among adults in Mission Hills-San Diego, ~55% vote Democratic, ~22% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How Mission Hills-San Diego compares
Among neighborhoods within 5 miles, Mission Hills-San Diego leans more Democratic than 17 of 32 neighbors.
Mission Hills-San Diego runs about 22 points more Democratic than California as a whole.
Politics vary noticeably by block within Mission Hills-San Diego. The northeast side is the most Democratic-leaning (D+48) and the southwest side is the least Democratic-leaning (D+37), a spread of about 10 points.
Why Mission Hills-San Diego 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 Mission Hills-San Diego, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 70% of adults in Mission Hills-San Diego hold a bachelor's degree, about 42 points above the U.S. average of 28%.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Mission Hills-San Diego, San Diego, CA sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Mission Hills-San Diego looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Mission Hills-San Diego 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 72%, about 12 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Middletown, San Diego, CA D+47
- Hillcrest, San Diego, CA D+61
- Moreno Mission, San Diego, CA D+40
- Park West, San Diego, CA D+54
- Little Italy, San Diego, CA D+40
- Midtown District, San Diego, CA D+32
- Cortez Hill, San Diego, CA D+50
- University Heights, San Diego, CA D+63
- Linda Vista, San Diego, CA D+28
- Columbia San Diego, San Diego, CA D+37
Neighborhoods with Similar Populations
- Adams, Huntington Beach, CA Even
- Tyner Homes, Bakersfield, CA D+5
- Northgate, Seattle, WA D+65
- Alger Heights, Grand Rapids, MI D+46
- Parkside, Camden, NJ D+79
- U of O Campus, Eugene, OR D+74
- Alessandro, San Bernardino, CA D+29
- West Hills, Huntington, NY R+4
- Downtown Ashtabula, Ashtabula, OH Even
- Turtle Ridge, Irvine, CA R+6
All Local Stats
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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.