Wilbur Springs leans slightly Republican by roughly 14 points: about 43% of voters vote Democratic and 57% Republican.
About 58% of adults in Wilbur Springs typically vote, near the U.S. average of about 62%. Among adults in Wilbur Springs, ~25% vote Democratic, ~33% Republican, and ~42% don't vote. The map below shows estimated turnout by block group.
How Wilbur Springs compares
Among cities within 25 miles, Wilbur Springs leans more Republican than 19 of 31 neighbors.
Wilbur Springs runs about 34 points more Republican than California as a whole. California leans Democratic overall, while Wilbur Springs is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Wilbur Springs. The south side runs the most Democratic (D+2) and the southeast side runs the most Republican (R+48), a spread of about 50 points.
Why Wilbur Springs 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 Wilbur Springs, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 2% of residents in Wilbur Springs live in densely developed areas, about 56 points below the California average of 58%. Wilbur Springs 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; Wilbur Springs, CA sits in the bottom quarter nationally on this measure.
Why turnout in Wilbur Springs looks the way it does
Crowded housing lines up with lower turnout. About 6% of homes in Wilbur Springs have more than one occupant per room, above 91% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Clearlake Oaks, CA Even
- Clearlake, CA Even
- Clearlake Park, CA R+8
- Lower Lake, CA R+9
- Rumsey, CA R+17
- Glenhaven, CA D+8
- Seigler Springs, CA D+4
- Hidden Valley Lake, CA R+13
- Kelseyville, CA D+2
Cities with Similar Populations
- Adrian, IL R+58
- Madison Run, VA R+21
- Longshot, MS R+22
- Olyphant, AR R+68
- Baizetown, KY R+70
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.