Viola leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 95% of adults in Viola typically vote, above the U.S. average of about 62%. Among adults in Viola, ~38% vote Democratic, ~57% Republican, and ~5% don't vote. The map below shows estimated turnout by block group.
How Viola compares
Among cities within 25 miles, Viola leans more Republican than 49 of 80 neighbors.
Viola runs about 34 points more Republican than Oregon as a whole. Oregon leans Democratic overall, while Viola is one of the few Republican-leaning pockets.
Why Viola 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 Viola, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 83% of households in Viola are family households, about 16 points above the U.S. average of 67%. Viola runs against the grain of Oregon, a Republican-leaning pocket in a Democratic-leaning state.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Viola, OR sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Viola looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Viola is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 71%, about 11 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 95% of households in Viola own their home, about 20 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Clarkes, OR R+23
- Beavercreek, OR R+28
- Currinsville, OR R+31
- Estacada, OR R+25
- Oregon City, OR Even
- Eagle Creek, OR R+27
- Marylhurst, OR D+34
- Mulino, OR R+34
- Damascus, OR R+6
- Colton, OR R+35
Cities with Similar Populations
- La Puebla, NM D+24
- Matheny, WV R+70
- Tyhee, ID R+27
- Buckhorn, KY R+70
- Brush Ridge, OH R+59
- Pennington Chapel, TN R+74
- Verda, LA R+90
- Rousseau, LA R+74
- Millbrook, IL R+43
- Fairhope, PA R+57
All Local Stats
Home Services
Sources and methodology
Precinct-level voting records used to fit the model come from Oregon Secretary of State, Elections Division, 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.