Seacliff is a Democratic stronghold. About 80% of voters here vote Democratic and 20% Republican.
About 65% of adults in Seacliff typically vote, near the U.S. average of about 62%. Among adults in Seacliff, ~52% vote Democratic, ~13% Republican, and ~35% don't vote. The map below shows estimated turnout by block group.
How Seacliff compares
Among neighborhoods within 5 miles, Seacliff leans more Democratic than 12 of 34 neighbors.
Seacliff runs about 39 points more Democratic than California as a whole.
Politics vary noticeably by block within Seacliff. The northeast side is the most Democratic-leaning (D+69) and the southwest side is the least Democratic-leaning (D+53), a spread of about 16 points.
Why Seacliff 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 Seacliff, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 67% of adults in Seacliff hold a bachelor's degree, about 39 points above the U.S. average of 28%.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Seacliff, San Francisco, CA sits in the top tenth 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 Seacliff looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Seacliff 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
- Outer Richmond, San Francisco, CA D+57
- Inner Richmond, San Francisco, CA D+68
- Presidio Heights, San Francisco, CA D+72
- Outer Sunset, San Francisco, CA D+49
- Inner Sunset, San Francisco, CA D+72
- Haight-Ashbury, San Francisco, CA D+82
- Cole Valley, San Francisco, CA D+82
- Parkside, San Francisco, CA D+48
- Twin Peaks, San Francisco, CA D+67
- Western Addition, San Francisco, CA D+73
Neighborhoods with Similar Populations
- Pawtucketville, Lowell, MA D+15
- Dorchester Center, Boston, MA D+71
- The Acre, Lowell, MA D+42
- Estates Of Highland Creek, Katy, TX D+18
- University Place, Lincoln, NE D+13
- Riverwest, Milwaukee, WI D+70
- Ocean Beach, San Diego, CA D+43
- Ludlow, Yonkers, NY D+31
- Gresham-Rockwood, Gresham, OR D+24
- Central, Cleveland, OH D+78
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.