98925 leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 66% of adults in 98925 typically vote, near the U.S. average of about 62%. Among adults in 98925, ~24% vote Democratic, ~42% Republican, and ~34% don't vote. The map below shows estimated turnout by block group.
How 98925 compares
Among zip codes within 15 miles, 98925 is the most Republican-leaning.
98925 runs about 44 points more Republican than Washington as a whole. Washington leans Democratic overall, while 98925 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 98925. The southwest side is the most Republican-leaning (R+37) and the east side is the least Republican-leaning (R+17), a spread of about 19 points.
Why 98925 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 98925, not a ranked or complete list of what matters most.
98925 votes against the grain of Washington. Washington leans Democratic overall, while 98925 runs about 44 points more Republican. Rural areas vote Republican, and 98925 sits in the bottom quarter on density (about 3%, below 92% of zip codes).
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; 98925, WA sits in the bottom quarter 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 98925 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 98925 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 69%, about 9 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 93% of households in 98925 own their home, about 18 points above the U.S. average of 75%. 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.