Happy Valley leans heavily Republican by roughly 42 points: about 29% of voters vote Democratic and 71% Republican.
About 68% of adults in Happy Valley typically vote, above the U.S. average of about 62%. Among adults in Happy Valley, ~20% vote Democratic, ~48% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Happy Valley compares
Happy Valley runs about 63 points more Republican than California as a whole. California leans Democratic overall, while Happy Valley is one of the few Republican-leaning pockets.
Politics vary noticeably by block within Happy Valley. The southeast side is the most Republican-leaning (R+52) and the north side is the least Republican-leaning (R+38), a spread of about 14 points.
Why Happy Valley leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Happy Valley, not a ranked or complete list of what matters most.
Happy Valley votes against the grain of California. California leans Democratic overall, while Happy Valley runs about 63 points more Republican. Rural areas vote Republican, and Happy Valley sits in the bottom quarter on density (about 15%, below 97% of neighborhoods). Low college attainment predicts Republican voting, and Happy Valley sits in the bottom quarter (about 14%, below 87% of neighborhoods).
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Happy Valley, Anderson, CA sits in the bottom tenth 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 Happy Valley looks the way it does
Homeowners vote more often than renters. About 87% of households in Happy Valley own their home, about 25 points above the California average of 62%. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Cascade, Anderson, CA R+33
- Pacheco, Redding, CA R+39
- Enterprise, Redding, CA R+13
- Starview, Redding, CA R+27
- Columbia, Redding, CA R+35
- Jacoby Creek, Arcata, CA D+59
- Rohnerville, Fortuna, CA D+6
- Cutten, Eureka, CA D+16
- Old Town, Eureka, CA D+38
- The West Side, Eureka, CA D+37
Neighborhoods with Similar Populations
- Arlington Heights, Arlington, MA D+63
- South Akron, Akron, OH D+39
- Meredith, Des Moines, IA D+17
- Burnt Bridge Creek, Vancouver, WA Even
- Eastwood Hills, Kansas City, MO D+54
- Bystrom, Modesto, CA D+15
- Sunwood Central, Santa Ana, CA D+24
- Dogtown, Selinsgrove, PA R+2
- Rio Grande, Albuquerque, NM D+40
- Walnut Hills-Dayton, Dayton, OH D+9
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.