Allyn leans slightly Republican by roughly 6 points: about 47% of voters vote Democratic and 53% Republican.
About 84% of adults in Allyn typically vote, above the U.S. average of about 62%. Among adults in Allyn, ~39% vote Democratic, ~45% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.
How Allyn compares
Among cities within 25 miles, Allyn leans more Republican than 44 of 54 neighbors.
Allyn runs about 25 points more Republican than Washington as a whole. Washington leans Democratic overall, while Allyn is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Allyn. The northeast side is the most split-leaning (R+15) and the southwest side is the least split-leaning (Even), a spread of about 14 points.
Why Allyn 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 Allyn, not a ranked or complete list of what matters most.
Allyn votes Republican even though it is densely developed (about 24%, well below the Washington average of 41%). Here an older population outweighs the Democratic lean that density usually predicts. Allyn runs against the grain of Washington, 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; Allyn, WA sits in the top quarter 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 Allyn looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Allyn 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 68%, about 8 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 94% of households in Allyn 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 Allyn have completed high school, above 91% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Vaughn, WA R+8
- Belfair, WA R+16
- Key Center, WA R+3
- Forest Beach, WA D+4
- Grapeview, WA R+8
- Tahuya, WA R+10
- Lakebay, WA D+3
- Burley, WA R+9
- Gig Harbor, WA D+10
Cities with Similar Populations
- Old Westbury, NY Even
- Arabi, LA R+18
- Owingsville, KY R+61
- Putney, VT D+39
- Manson, WA R+23
- Chandler, OK R+53
- Abbottstown, PA R+48
- Fort Defiance, AZ D+59
- Mackinaw, IL R+46
- Lakebay, WA D+3
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.