Washington County leans Republican by roughly 24 points: about 38% of voters vote Democratic and 62% Republican. These figures are model estimates: Maine did not have precinct-level voting records available for training, so the numbers above come from demographic and health features rather than local ground truth.
About 76% of adults in Washington County typically vote, above the U.S. average of about 62%. Among adults in Washington County, ~29% vote Democratic, ~47% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How Washington County compares
Washington County runs about 31 points more Republican than Maine as a whole. Maine leans Democratic overall, while Washington County is one of the few Republican-leaning pockets.
Politics vary noticeably by city within Washington County. The west side is the most Republican-leaning (R+38) and the east side is the least Republican-leaning (R+10), a spread of about 28 points.
Why Washington County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Washington County, not a ranked or complete list of what matters most.
Washington County votes against the grain of Maine. Maine leans Democratic overall, while Washington County runs about 31 points more Republican.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Washington County, ME sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Washington County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Washington County 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 56%, below 69% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Hancock County, ME D+5
- Penobscot County, ME R+7
- Waldo County, ME R+7
- Piscataquis County, ME R+34
- Knox County, ME D+7
- Somerset County, ME R+29
- Kennebec County, ME R+7
- Lincoln County, ME Even
- Aroostook County, ME R+30
- Sagadahoc County, ME D+8
Counties with Similar Populations
- Stone County, MO R+55
- Lake County, MT R+21
- Summit County, CO D+23
- Bee County, TX R+22
- Clarendon County, SC R+8
- Kleberg County, TX R+6
- Williamsburg County, SC D+26
- Pontotoc County, MS R+65
- Polk County, MN R+31
- Delta County, CO R+35
Sources and methodology
Precinct-level voting records used to fit the model come from Maine Secretary of State, Bureau of Corporations Elections and Commissions, 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. ME did not have precinct-level voting records available for training, so the figures here come from extrapolation across demographic, health, and land-use features rather than local ground truth. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.