Mill Creek East, WA Political Map | Democrat & Republican Areas in Mill Creek East

By the BestNeighborhood data science team. Last updated May 2026.

Mill Creek East leans Democratic by roughly 24 points: about 62% of voters vote Democratic and 38% Republican.

 

About 81% of adults in Mill Creek East typically vote, above the U.S. average of about 62%. Among adults in Mill Creek East, ~50% vote Democratic, ~31% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.

How Mill Creek East compares

Among cities within 25 miles, Mill Creek East leans more Democratic than 40 of 87 neighbors.

Mill Creek East runs about 5 points more Democratic than Washington as a whole.

Why Mill Creek East 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 Mill Creek East, not a ranked or complete list of what matters most.

Areas with high college attainment vote Democratic. About 68% of adults in Mill Creek East hold a bachelor's degree, about 39 points above the U.S. average of 28%. Dense areas vote Democratic, and Mill Creek East sits in the top fifth on density (about 91%, above 97% of cities).

Preventive-care access and voter turnout

Places with strong routine preventive-care access tend to turn out at a higher rate; Mill Creek East, WA sits in the top tenth 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 Mill Creek East looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Mill Creek East 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 71%, about 11 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Mill Creek East have completed high school, above 88% of cities. Learn more about the findings and methodology on the political spectrum map.

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.