Wahkiakum County leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.
About 79% of adults in Wahkiakum County typically vote, above the U.S. average of about 62%. Among adults in Wahkiakum County, ~32% vote Democratic, ~47% Republican, and ~21% don't vote. The map below shows estimated turnout by block group.
How Wahkiakum County compares
Among counties within 50 miles, Wahkiakum County leans more Republican than 4 of 5 neighbors.
Wahkiakum County runs about 37 points more Republican than Washington as a whole. Washington leans Democratic overall, while Wahkiakum County is one of the few Republican-leaning pockets.
Politics vary noticeably by city within Wahkiakum County. The northwest side is the most Republican-leaning (R+26) and the south side is the least Republican-leaning (R+11), a spread of about 15 points.
Why Wahkiakum County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Wahkiakum County, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 7% of residents in Wahkiakum County live in densely developed areas, about 33 points below the Washington average of 41%. Wahkiakum County runs against the grain of Washington, a Republican-leaning pocket in a Democratic-leaning state.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Wahkiakum County, 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 Wahkiakum County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Wahkiakum County 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 62%, above 60% of counties. Homeowners vote more often than renters, and about 82% of households in Wahkiakum County own their home, above 89% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Clatsop County, OR D+6
- Cowlitz County, WA R+18
- Pacific County, WA R+5
- Columbia County, OR R+18
- Lewis County, WA R+29
- Grays Harbor County, WA R+8
- Clark County, WA D+7
- Tillamook County, OR R+9
- Washington County, OR D+32
- Thurston County, WA D+19
Counties with Similar Populations
- Calhoun County, IL R+56
- Guadalupe County, NM Even
- Mills County, TX R+72
- Adams County, ID R+57
- Dewey County, OK R+78
- Lincoln County, NV R+66
- Hickman County, KY R+61
- Phillips County, CO R+53
- Mineral County, MT R+53
- Marshall County, SD R+31
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.