Moss Beach leans heavily Democratic by roughly 50 points: about 75% of voters vote Democratic and 25% Republican.
About 75% of adults in Moss Beach typically vote, above the U.S. average of about 62%. Among adults in Moss Beach, ~56% vote Democratic, ~19% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Moss Beach compares
Among cities within 25 miles, Moss Beach leans more Democratic than 32 of 50 neighbors.
Moss Beach runs about 30 points more Democratic than California as a whole.
Politics vary noticeably by neighborhood within Moss Beach. The north side is the most Democratic-leaning (D+55) and the west side is the least Democratic-leaning (D+42), a spread of about 13 points.
Why Moss Beach leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Moss Beach, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 37% of residents in Moss Beach live in densely developed areas, above 83% of cities. High college attainment predicts Democratic voting, and Moss Beach sits in the top quarter (about 50%, above 93% of cities).
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Moss Beach, CA sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Moss Beach looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Moss Beach 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%. Homeowners vote more often than renters, and more than 99% of households in Moss Beach own their home, compared to around 76% in nearby cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Montara, CA D+49
- El Granada, CA D+39
- Pedro Valley, CA D+32
- Half Moon Bay, CA D+42
- Miramar, CA D+38
- Millbrae Meadows, CA D+33
- Pacifica, CA D+43
- Millbrae, CA D+40
- San Bruno, CA D+43
- Hillsborough, CA D+41
Cities with Similar Populations
- Youngwood, PA R+28
- Youngsville, PA R+47
- Utica, MS D+17
- Elm Mott, TX R+57
- Ash Grove, MO R+62
- Hillsboro, AL R+51
- Red Lodge, MT D+3
- Gillette, NJ Even
- Elmira, MI R+36
- Redgranite, WI R+32
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.