Thomaston leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% 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 80% of adults in Thomaston typically vote, above the U.S. average of about 62%. Among adults in Thomaston, ~37% vote Democratic, ~43% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How Thomaston compares
Among cities within 25 miles, Thomaston leans more Republican than 51 of 75 neighbors.
Thomaston runs about 15 points more Republican than Maine as a whole. Maine leans Democratic overall, while Thomaston is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Thomaston. The east side runs the most Democratic (D+9) and the southwest side runs the most Republican (R+18), a spread of about 27 points.
Why Thomaston 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 Thomaston, not a ranked or complete list of what matters most.
Thomaston votes against the grain of Maine. Maine leans Democratic overall, while Thomaston runs about 15 points more Republican.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Thomaston, 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 Thomaston looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Thomaston 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 65%, about 5 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Warren, ME R+24
- South Thomaston, ME D+6
- Cushing, ME Even
- Rockland, ME D+15
- Spruce Head, ME D+5
- St. George, ME D+4
- Owls Head, ME D+10
- South Waldoboro, ME R+22
- Friendship, ME Even
- East Union, ME R+21
Cities with Similar Populations
- Evarts, KY R+80
- Mineral Point, MO R+61
- Winner, SD R+52
- Murphys, CA R+7
- Robert, LA R+67
- Center Barnstead, NH R+25
- Rio Dell, CA R+10
- Rio Verde, AZ R+26
- Otisville, NY R+16
- Bainbridge, OH R+61
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.