99348 is a Republican stronghold. About 22% of voters here vote Democratic and 78% Republican.
About 23% of adults in 99348 typically vote, below the U.S. average of about 62%. Among adults in 99348, ~5% vote Democratic, ~18% Republican, and ~77% don't vote. The map below shows estimated turnout by block group.
How 99348 compares
99348 runs about 74 points more Republican than Washington as a whole. Washington leans Democratic overall, while 99348 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 99348. The northeast side is the most Republican-leaning (R+64) and the south side is the least Republican-leaning (R+53), a spread of about 11 points.
Why 99348 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 99348, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 3% of residents in 99348 live in densely developed areas, about 37 points below the Washington average of 41%. 99348 runs against the grain of Washington, a Republican-leaning pocket in a Democratic-leaning state.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 99348, WA sits in the bottom tenth 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 99348 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 99348 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 60% of households in 99348 rent, compared to around 28% in nearby 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 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.