Bay Terraces leans Democratic by roughly 20 points: about 60% of voters vote Democratic and 40% Republican.
About 54% of adults in Bay Terraces typically vote, below the U.S. average of about 62%. Among adults in Bay Terraces, ~32% vote Democratic, ~22% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.
How Bay Terraces compares
Among neighborhoods within 5 miles, Bay Terraces leans more Democratic than 7 of 25 neighbors.
Politically, Bay Terraces sits close to the rest of California.
Politics vary noticeably by block within Bay Terraces. The southwest side is the most Democratic-leaning (D+26) and the southeast side is the least Democratic-leaning (D+14), a spread of about 13 points.
Why Bay Terraces leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Bay Terraces. The lean here lands roughly where demographic data alone would predict.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Bay Terraces, San Diego, CA sits in the top quarter nationally on this measure.
Why turnout in Bay Terraces looks the way it does
Crowded housing lines up with lower turnout. About 8% of homes in Bay Terraces have more than one occupant per room, above 87% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Sky Line, San Diego, CA D+33
- Jomacha-Lomita, San Diego, CA D+29
- Paradise Hills, San Diego, CA D+21
- Alta Vista, San Diego, CA D+20
- Encanto, San Diego, CA D+29
- Valencia Park, San Diego, CA D+45
- Emerald Hills, San Diego, CA D+45
- Lincoln Park, San Diego, CA D+40
- Bonita Long Canyon, Bonita, CA D+7
- Rancho del Rey, Chula Vista, CA D+15
Neighborhoods with Similar Populations
- Rose Hill, Alexandria, VA D+42
- Ukrainian Village, Chicago, IL D+72
- Mountain View, El Monte, CA D+28
- Flour Bluff, Corpus Christi, TX R+31
- Nob Hill, San Francisco, CA D+62
- Sommerset West-Elmonica South, Hillsboro, OR D+44
- Highland Park, Los Angeles, CA D+52
- Hollis, Queens, NY D+49
- Rosedale, Bakersfield, CA R+53
- Noe Valley, San Francisco, CA D+82
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.