Klamath River leans heavily Republican by roughly 30 points: about 35% of voters vote Democratic and 65% Republican.
About 57% of adults in Klamath River typically vote, near the U.S. average of about 62%. Among adults in Klamath River, ~20% vote Democratic, ~37% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How Klamath River compares
Among cities within 25 miles, Klamath River leans more Republican than 7 of 15 neighbors.
Klamath River runs about 51 points more Republican than California as a whole. California leans Democratic overall, while Klamath River is one of the few Republican-leaning pockets.
Why Klamath River 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 Klamath River, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 3% of residents in Klamath River live in densely developed areas, about 55 points below the California average of 58%. Klamath River runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.
Developed land and Republican lean
Places with a rural land-use pattern tend to lean Republican; Klamath River, CA sits in the bottom tenth nationally on this measure. Developed land does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Klamath River looks the way it does
Crowded housing lines up with lower turnout. About 7% of homes in Klamath River 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
- Horse Creek, CA R+27
- Yreka, CA R+23
- Scott Bar, CA R+26
- Fort Jones, CA R+31
- Oro Fino, CA R+33
- Henley, CA R+45
- Seiad Valley, CA R+27
- Mugginsville, CA R+29
- Grenada, CA R+44
- Hornbrook, CA R+40
Cities with Similar Populations
- Camden, IL R+55
- Reamstown, PA R+40
- Jeffress, VA R+28
- Rocky Hill, AL R+44
- Oriska, ND R+54
- Witch Lake, MI R+20
- McLeod, LA R+81
- Omega, OK R+75
- Murray Store, TN R+74
- Hand Valley, AR R+63
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.