Selleck leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.
About 94% of adults in Selleck typically vote, above the U.S. average of about 62%. Among adults in Selleck, ~39% vote Democratic, ~56% Republican, and ~5% don't vote. The map below shows estimated turnout by block group.
How Selleck compares
Among cities within 25 miles, Selleck leans more Republican than 62 of 77 neighbors.
Selleck runs about 37 points more Republican than Washington as a whole. Washington leans Democratic overall, while Selleck is one of the few Republican-leaning pockets.
Why Selleck 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 Selleck, not a ranked or complete list of what matters most.
Selleck votes against the grain of Washington. Washington leans Democratic overall, while Selleck runs about 37 points more Republican.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Selleck, WA 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 Selleck looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Selleck 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 94% of households in Selleck own their home, about 19 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 97% of adults in Selleck have completed high school, above 90% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Kangley, WA R+19
- Ravensdale, WA R+8
- Kanaskat, WA R+7
- Hobart, WA D+4
- Cumberland, WA R+22
- Maple Valley, WA D+17
- Black Diamond, WA D+12
- North Bend, WA D+21
- Kummer, WA D+8
- Upper Preston, WA D+29
Cities with Similar Populations
- Yankee Hill, CA R+23
- Holly Grove, TX R+81
- Gertrude, KY R+60
- Cego, TX R+68
- Orinda Village, CA D+58
- Sharon, LA R+16
- Shady Grove, VA R+36
- Selbysport, MD R+53
- Threefork Bridge, WV R+65
- Grantsdale, MT R+44
Sources and methodology
Precinct-level voting records used to fit the model come from Washington 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.