97434 leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 54% of adults in 97434 typically vote, below the U.S. average of about 62%. Among adults in 97434, ~22% vote Democratic, ~32% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.
How 97434 compares
Among zip codes within 15 miles, 97434 leans more Republican than 1 of 3 neighbors.
97434 runs about 34 points more Republican than Oregon as a whole. Oregon leans Democratic overall, while 97434 is one of the few Republican-leaning pockets.
Why 97434 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 97434, not a ranked or complete list of what matters most.
97434 votes against the grain of Oregon. Oregon leans Democratic overall, while 97434 runs about 34 points more Republican. Rural areas vote Republican, and 97434 sits in the bottom quarter on density (about 3%, below 92% of zip codes).
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 97434, OR sits in the bottom quarter 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 97434 looks the way it does
Areas with low high-school completion turn out at lower rates. About 87% of adults in 97434 have completed high school, below 74% of zip codes. 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.