Dew Valley leans slightly Republican by roughly 10 points: about 45% of voters vote Democratic and 55% Republican.
About 67% of adults in Dew Valley typically vote, near the U.S. average of about 62%. Among adults in Dew Valley, ~30% vote Democratic, ~37% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How Dew Valley compares
Among cities within 25 miles, Dew Valley leans more Republican than 8 of 28 neighbors.
Dew Valley runs about 24 points more Republican than Oregon as a whole. Oregon leans Democratic overall, while Dew Valley is one of the few Republican-leaning pockets.
Why Dew Valley 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 Dew Valley, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 85% of residents in Dew Valley drive to work alone, about 12 points above the U.S. average of 74%. Dew Valley runs against the grain of Oregon, a Republican-leaning pocket in a Democratic-leaning state.
High-school completion, developed land, and voter turnout
Places that combine high-school-completion-heavy adults and a rural land-use pattern tend to turn out at a higher rate, as Dew Valley, OR does.
Why turnout in Dew Valley looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Dew Valley 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 60%, below 57% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Twomile, OR R+9
- Laurel Grove, OR R+9
- Bandon, OR D+3
- Winterville, OR R+17
- Prosper, OR R+11
- Riverton, OR R+30
- Randolph, OR R+12
- Langlois, OR R+7
- Broadbent, OR R+31
- Myrtle Point, OR R+32
Cities with Similar Populations
- Broadway, OH R+56
- Freedom, OK R+75
- Vinnette, AL R+61
- Orovada, NV R+22
- Granite Bluff, MI R+35
- Burch, NC R+48
- Milo Center, NY R+27
- Leesdale, MS R+13
- North Fillmore, CA R+10
- Rich Pond, KY R+47
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.