Canyondam leans slightly Republican by roughly 6 points: about 47% of voters vote Democratic and 53% Republican.
About 51% of adults in Canyondam typically vote, below the U.S. average of about 62%. Among adults in Canyondam, ~24% vote Democratic, ~27% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.
How Canyondam compares
Among cities within 25 miles, Canyondam leans more Republican than 5 of 18 neighbors.
Canyondam runs about 26 points more Republican than California as a whole. California leans Democratic overall, while Canyondam is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Canyondam. The northeast side is the most Republican-leaning (R+20) and the northwest side is the least Republican-leaning (R+4), a spread of about 16 points.
Why Canyondam 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 Canyondam, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 5% of residents in Canyondam live in densely developed areas, about 53 points below the California average of 58%. Canyondam runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Canyondam, CA sits in the bottom 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 Canyondam looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Canyondam 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 70%, about 10 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Westwood, CA R+23
- Greenville, CA R+22
- Crescent Mills, CA R+3
- Indian Falls, CA R+6
- Chester, CA R+19
- Keddie, CA R+24
Cities with Similar Populations
- Sharon, ID R+74
- Mount Alton, PA R+44
- Harreldsville, KY R+65
- Thompsonville, UT R+77
- Mix Run, PA R+56
- Henrietta, WV R+68
- Bodman, IL R+51
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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.