Swanton is a Democratic stronghold. About 77% of voters here vote Democratic and 23% Republican.
About 58% of adults in Swanton typically vote, near the U.S. average of about 62%. Among adults in Swanton, ~45% vote Democratic, ~13% Republican, and ~42% don't vote. The map below shows estimated turnout by block group.
How Swanton compares
Among cities within 25 miles, Swanton leans more Democratic than 32 of 35 neighbors.
Swanton runs about 34 points more Democratic than California as a whole.
Why Swanton 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 Swanton, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 41% of adults in Swanton hold a bachelor's degree, about 12 points above the U.S. average of 28%. A high never-married share predicts Democratic voting, and about 43% of adults in Swanton have never been married, above 95% of cities.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Swanton, CA sits in the top quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Swanton looks the way it does
Renters vote less often than owners. About 43% of households in Swanton rent, about 18 points above the U.S. average of 25%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Davenport, CA D+52
- Forest Springs, CA D+41
- Brookdale, CA D+36
- Ben Lomond, CA D+31
- Boulder Creek, CA D+37
- Felton, CA D+39
- Mount Hermon, CA D+46
- San Lorenzo Park, CA D+47
- Lompico, CA D+30
- Scotts Valley, CA D+42
Cities with Similar Populations
- Alpine Junction, WY D+13
- Spades, IN R+61
- Oak, NE R+63
- El Mirage, CA R+25
- Juniata, KS R+73
- Liske, MI R+46
- Eden, MN R+47
- Twin Creeks, MT R+13
- Willow Shade, KY R+70
- Cochecton Center, NY R+16
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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.