97351 leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 58% of adults in 97351 typically vote, near the U.S. average of about 62%. Among adults in 97351, ~27% vote Democratic, ~31% Republican, and ~42% don't vote. The map below shows estimated turnout by block group.
How 97351 compares
Among zip codes within 15 miles, 97351 leans more Republican than 9 of 14 neighbors.
97351 runs about 23 points more Republican than Oregon as a whole. Oregon leans Democratic overall, while 97351 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 97351. The northeast side is the most Republican-leaning (R+17) and the southeast side is the least Republican-leaning (R+4), a spread of about 13 points.
Why 97351 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 97351, not a ranked or complete list of what matters most.
97351 votes against the grain of Oregon. Oregon leans Democratic overall, while 97351 runs about 23 points more Republican.
Homeownership and voter turnout
Places with renter-heavy households tend to turn out at a lower rate; 97351, OR sits in the bottom quarter nationally on this measure.
Why turnout in 97351 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 97351 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 42% of households in 97351 rent, about 17 points above the U.S. average of 25%. 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.