Bonney Lake leans slightly Republican by roughly 6 points: about 47% of voters vote Democratic and 53% Republican.
About 86% of adults in Bonney Lake typically vote, above the U.S. average of about 62%. Among adults in Bonney Lake, ~40% vote Democratic, ~46% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How Bonney Lake compares
Among cities within 25 miles, Bonney Lake leans more Republican than 49 of 78 neighbors.
Bonney Lake runs about 24 points more Republican than Washington as a whole. Washington leans Democratic overall, while Bonney Lake is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Bonney Lake. The south side runs the most Democratic (D+12) and the east side runs the most Republican (R+17), a spread of about 29 points.
Why Bonney Lake leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Bonney Lake, not a ranked or complete list of what matters most.
Bonney Lake votes Republican even though it is densely developed (about 71%, far above the Washington average of 41%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 80% of households in Bonney Lake are family households, above 90% of cities. Bonney Lake runs against the grain of Washington, a Republican-leaning pocket in a Democratic-leaning state.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Bonney Lake, WA sits in the top quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Bonney Lake looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Bonney Lake 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%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Prairie Ridge, WA R+17
- McMillin, WA Even
- Sumner, WA D+6
- Lake Tapps, WA R+9
- South Prairie, WA R+38
- Osceola, WA R+21
- Buckley, WA R+26
- Orting, WA R+22
- South Hill, WA Even
- La Grande, WA R+31
Cities with Similar Populations
- Pataskala, OH R+25
- Miccosukee Cpo, FL R+3
- Dade City, FL R+30
- Maryland Heights, MO D+27
- Bartow, FL R+19
- Lansing, IL D+49
- Gloucester, MA D+16
- Millville, NJ D+5
- Geneva, IL D+12
- Kankakee, IL D+23
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.