Ilwaco is a true toss-up. About 51% of voters here vote Democratic and 49% Republican.
About 76% of adults in Ilwaco typically vote, above the U.S. average of about 62%. Among adults in Ilwaco, ~39% vote Democratic, ~37% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How Ilwaco compares
Among cities within 25 miles, Ilwaco sits roughly in the middle of the political spectrum, with 19 neighbors leaning further in the place's direction and 7 leaning the other way.
Ilwaco runs about 16 points more Republican than Washington as a whole.
Politics vary noticeably by neighborhood within Ilwaco. The west side runs the most Democratic (D+11) and the east side runs the most Republican (R+10), a spread of about 22 points.
Why Ilwaco leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Ilwaco. The lean here lands roughly where demographic data alone would predict.
Park access and Democratic lean
Places with heavy park coverage tend to lean Democratic; Ilwaco, WA sits above the national average on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Ilwaco looks the way it does
Turnout in Ilwaco sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Seaview, WA D+9
- Chinook, WA R+18
- Long Beach, WA Even
- Stringtown, WA R+18
- Oceanside, WA D+2
- Hammond, OR R+7
- Naselle, WA R+23
- Ocean Park, WA D+3
- Warrenton, OR R+7
- Jeffers Garden, OR R+23
Cities with Similar Populations
- Wheeler, WI R+38
- West Green, GA R+81
- Wallace Ridge, LA R+79
- Packwood, WA R+31
- Harrison, GA R+44
- Mount Jewett, PA R+58
- Goshen, VA R+52
- Tatum, NM R+71
- St. Joseph, TN R+71
- Seelyville, IN R+34
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.