Deer Park leans heavily Republican by roughly 38 points: about 31% of voters vote Democratic and 69% Republican.
About 82% of adults in Deer Park typically vote, above the U.S. average of about 62%. Among adults in Deer Park, ~25% vote Democratic, ~56% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How Deer Park compares
Among cities within 25 miles, Deer Park leans more Republican than 21 of 34 neighbors.
Deer Park runs about 56 points more Republican than Washington as a whole. Washington leans Democratic overall, while Deer Park is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Deer Park. The northeast side is the most Republican-leaning (R+43) and the north side is the least Republican-leaning (R+33), a spread of about 10 points.
Why Deer Park 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 Deer Park, not a ranked or complete list of what matters most.
Deer Park votes against the grain of Washington. Washington leans Democratic overall, while Deer Park runs about 56 points more Republican. Dense places usually vote Democratic, but Deer Park runs against that pattern.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Deer Park, WA sits in the top 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 Deer Park looks the way it does
Turnout in Deer Park sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Denison, WA R+41
- Milan, WA R+45
- Clayton, WA R+49
- Chattaroy, WA R+40
- Colbert, WA R+31
- Elk, WA R+43
- Tumtum, WA R+46
- Loon Lake, WA R+40
- Nine Mile Falls, WA R+38
- Green Bluff, WA R+36
Cities with Similar Populations
- Center Valley, PA Even
- Lonoke, AR R+47
- Carl Junction, MO R+47
- Greensboro, GA R+14
- Clint, TX D+7
- South Easton, MA D+12
- Fort Scott, KS R+41
- East Franklin, NJ D+49
- Forestdale, AL D+72
- Timberlane, LA D+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.