97918 is a Republican stronghold. About 16% of voters here vote Democratic and 84% Republican.
About 82% of adults in 97918 typically vote, above the U.S. average of about 62%. Among adults in 97918, ~13% vote Democratic, ~69% Republican, and ~18% don't vote. The map below shows estimated turnout by block group.
How 97918 compares
97918 runs about 83 points more Republican than Oregon as a whole. Oregon leans Democratic overall, while 97918 is one of the few Republican-leaning pockets.
Why 97918 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 97918, not a ranked or complete list of what matters most.
97918 votes against the grain of Oregon. Oregon leans Democratic overall, while 97918 runs about 83 points more Republican.
Park access and Republican lean
Places with low park coverage tend to lean Republican; 97918, OR sits below 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 97918 looks the way it does
Turnout in 97918 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 Zip Codes
Zip Codes with Similar Populations
Sources and methodology
Precinct-level voting records used to fit the model come from Oregon Secretary of State, Elections Division, 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.