Seiad Valley leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 47% of adults in Seiad Valley typically vote, below the U.S. average of about 62%. Among adults in Seiad Valley, ~17% vote Democratic, ~30% Republican, and ~53% don't vote. The map below shows estimated turnout by block group.
How Seiad Valley compares
Among cities within 25 miles, Seiad Valley leans more Republican than 4 of 8 neighbors.
Seiad Valley runs about 47 points more Republican than California as a whole. California leans Democratic overall, while Seiad Valley is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Seiad Valley. The west side is the most Republican-leaning (R+30) and the south side is the least Republican-leaning (R+15), a spread of about 15 points.
Why Seiad Valley 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 Seiad Valley, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 3% of residents in Seiad Valley live in densely developed areas, about 55 points below the California average of 58%. Seiad Valley runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.
Population density and Republican lean
Places with low population density tend to lean Republican; Seiad Valley, CA sits in the bottom tenth nationally on this measure.
Why turnout in Seiad Valley looks the way it does
Crowded housing lines up with lower turnout. About 7% of homes in Seiad Valley have more than one occupant per room, above 93% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Happy Camp, CA R+16
- Horse Creek, CA R+27
- Scott Bar, CA R+26
- McKee Bridge, OR R+21
- Klamath River, CA R+31
- Mugginsville, CA R+29
- Oro Fino, CA R+33
- Takilma, OR R+23
- Fort Jones, CA R+31
- Williams, OR R+8
Cities with Similar Populations
- Leverett, MS R+26
- Spring Lake, IN R+41
- Bellamy, AL D+26
- Empire, LA R+21
- Beardsley, MN R+30
- Pampa, VA R+42
- Clearmont, MO R+66
- Vinemaple, OR R+22
- Finley, NC R+29
- White Pine, MI R+22
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.