Parker leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 53% of adults in Parker typically vote, below the U.S. average of about 62%. Among adults in Parker, ~24% vote Democratic, ~28% Republican, and ~48% don't vote. The map below shows estimated turnout by block group.
How Parker compares
Among cities within 25 miles, Parker leans more Republican than 7 of 19 neighbors.
Parker runs about 26 points more Republican than Washington as a whole. Washington leans Democratic overall, while Parker is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Parker. The south side runs the most Democratic (D+4) and the northeast side runs the most Republican (R+29), a spread of about 33 points.
Why Parker 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 Parker, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 79% of households in Parker are family households, about 12 points above the U.S. average of 67%. Parker runs against the grain of Washington, a Republican-leaning pocket in a Democratic-leaning state.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Parker, WA sits below the national average 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 Parker looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Parker 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 32% of households in Parker rent, above 87% of cities. Low high-school completion lines up with lower turnout, and about 83% of adults in Parker have completed high school, below 86% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Wapato, WA D+14
- Union Gap, WA R+8
- Sawyer, WA R+11
- Moxee, WA R+33
- Harrah, WA R+4
- Terrace Heights, WA R+23
- Buena, WA R+12
- Yakima, WA R+4
- Toppenish, WA D+23
- Zillah, WA R+31
Cities with Similar Populations
- Sanford, AL R+88
- Forest Glen, CA R+9
- Woodland, GA Even
- St. Francisville, IL R+62
- Tahoma, CA D+3
- Slate Valley, KY R+60
- Chemung, NY R+49
- Hot Sulphur Springs, CO R+18
- Rankin, TX R+74
- St. Rose, IL R+64
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.