97343 leans heavily Republican by roughly 32 points: about 34% of voters vote Democratic and 66% Republican.
About 80% of adults in 97343 typically vote, above the U.S. average of about 62%. Among adults in 97343, ~27% vote Democratic, ~53% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How 97343 compares
Among zip codes within 15 miles, 97343 is the most Republican-leaning.
97343 runs about 46 points more Republican than Oregon as a whole. Oregon leans Democratic overall, while 97343 is one of the few Republican-leaning pockets.
Why 97343 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 97343, not a ranked or complete list of what matters most.
97343 votes against the grain of Oregon. Oregon leans Democratic overall, while 97343 runs about 46 points more Republican. Rural areas vote Republican, and 97343 sits in the bottom quarter on density (about 2%, below 96% of zip codes). A high family-household share predicts Republican voting, and about 84% of households in 97343 are family households, above 96% of zip codes.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; 97343, OR sits in the bottom tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 97343 looks the way it does
Homeowners vote more often than renters. About 89% of households in 97343 own their home, about 16 points above the Oregon average of 74%. High high-school completion lines up with higher turnout, and about 96% of adults in 97343 have completed high school, above 83% 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.