Plain leans slightly Republican by roughly 6 points: about 47% of voters vote Democratic and 53% Republican.
About 60% of adults in Plain typically vote, near the U.S. average of about 62%. Among adults in Plain, ~28% vote Democratic, ~32% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How Plain compares
Among cities within 25 miles, Plain leans more Republican than 2 of 15 neighbors.
Plain runs about 24 points more Republican than Washington as a whole. Washington leans Democratic overall, while Plain is one of the few Republican-leaning pockets.
Why Plain 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 Plain, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 2% of residents in Plain live in densely developed areas, about 38 points below the Washington average of 41%. Plain runs against the grain of Washington, a Republican-leaning pocket in a Democratic-leaning state.
Population density and Republican lean
Places with low population density tend to lean Republican; Plain, WA sits in the bottom quarter nationally on this measure.
Why turnout in Plain looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Plain 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 73%, about 13 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Winton, WA R+9
- Chumstick, WA Even
- Leavenworth, WA D+12
- Peshastin, WA R+6
- Dryden, WA R+33
- Ardenvoir, WA R+33
- Entiat, WA R+35
- Cashmere, WA R+22
Cities with Similar Populations
- Alger, WA R+23
- Pindall, AR R+70
- Little Hope, TX R+73
- Lynxville, WI R+29
- Dothan, TX R+73
- Stapleton, VA R+47
- Makoti, ND R+58
- Woody, IL R+61
- Dry Creek, WV R+76
- Marengo, NY R+41
All Local Stats
Home Services
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.