Piedra leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 64% of adults in Piedra typically vote, near the U.S. average of about 62%. Among adults in Piedra, ~17% vote Democratic, ~47% Republican, and ~36% don't vote. The map below shows estimated turnout by block group.
How Piedra compares
Among cities within 25 miles, Piedra leans more Republican than 31 of 35 neighbors.
Piedra runs about 66 points more Republican than California as a whole. California leans Democratic overall, while Piedra is one of the few Republican-leaning pockets.
Why Piedra 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 Piedra, not a ranked or complete list of what matters most.
Piedra votes against the grain of California. California leans Democratic overall, while Piedra runs about 66 points more Republican. Rural areas vote Republican, and Piedra sits in the bottom quarter on density (about 2%, below 94% of cities).
Population density and Republican lean
Places with low population density tend to lean Republican; Piedra, CA sits in the bottom quarter nationally on this measure.
Why turnout in Piedra looks the way it does
Homeowners vote more often than renters. About 91% of households in Piedra own their home, about 29 points above the California average of 62%. High high-school completion lines up with higher turnout, and about 96% of adults in Piedra have completed high school, above 82% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Minkler, CA R+46
- Tollhouse, CA R+47
- Sanger, CA R+9
- Prather, CA R+46
- Pineridge, CA R+44
- Squaw Valley, CA R+43
- Orange Cove, CA D+6
- Dunlap, CA R+45
Cities with Similar Populations
- Stockholm, MN R+50
- Gordonville, TX R+70
- Crescent Valley, NV R+77
- Veyo, UT R+57
- Savannah, MS R+85
- South Range, MI R+10
- Hoagland, OH R+70
- Montra, OH R+72
- Olney, GA R+63
- Kettle River, MN R+28
All Local Stats
Home Services
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.