Medical Lake leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 86% of adults in Medical Lake typically vote, above the U.S. average of about 62%. Among adults in Medical Lake, ~32% vote Democratic, ~54% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How Medical Lake compares
Among cities within 25 miles, Medical Lake leans more Republican than 12 of 35 neighbors.
Medical Lake runs about 44 points more Republican than Washington as a whole. Washington leans Democratic overall, while Medical Lake is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Medical Lake. The northwest side is the most Republican-leaning (R+45) and the southeast side is the least Republican-leaning (R+15), a spread of about 30 points.
Why Medical 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 Medical Lake, not a ranked or complete list of what matters most.
Medical Lake votes Republican even though it is densely developed (about 26%, modestly below the Washington average of 41%). State and regional patterns outweigh the Democratic lean that density usually predicts here. Medical 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; Medical 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 Medical Lake looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Medical 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%. High high-school completion lines up with higher turnout, and about 96% of adults in Medical Lake have completed high school, above 81% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Fairchild AFB, WA R+13
- Espanola, WA R+35
- Lakeland Village, WA R+30
- Four Lakes, WA R+31
- Fairchild Air Force Base, WA R+37
- Airway Heights, WA R+16
- Cheney, WA Even
- Waukon, WA R+42
- Reardan, WA R+56
- Tyler, WA R+36
Cities with Similar Populations
- Phoenix, OR Even
- Lebanon, IL R+13
- Salyersville, KY R+66
- Martins Ferry, OH R+30
- Olmito, TX R+10
- Lawton, MI R+22
- Hartland, MI R+25
- Somers, NY D+7
- Clyde, TX R+66
- West Point, GA R+16
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.