Sinclair leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% 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 82% of adults in Sinclair typically vote, above the U.S. average of about 62%. Among adults in Sinclair, ~26% vote Democratic, ~56% Republican, and ~18% don't vote. The map below shows estimated turnout by block group.
How Sinclair compares
Among cities within 25 miles, Sinclair leans more Republican than 10 of 28 neighbors.
Sinclair runs about 43 points more Republican than Maine as a whole. Maine leans Democratic overall, while Sinclair is one of the few Republican-leaning pockets.
Why Sinclair 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 Sinclair, not a ranked or complete list of what matters most.
Sinclair votes against the grain of Maine. Maine leans Democratic overall, while Sinclair runs about 43 points more Republican. A high family-household share predicts Republican voting, and about 83% of households in Sinclair are family households, above 95% of cities.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Sinclair, ME sits in the bottom quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Sinclair looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Sinclair 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 58%, below 64% of cities. Homeowners vote more often than renters, and about 98% of households in Sinclair own their home, about 23 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- St. Agatha, ME R+39
- Parent, ME R+36
- Lille, ME R+37
- St. David, ME R+34
- Stockholm, ME R+37
- Jemtland, ME R+36
- Grand Isle, ME R+37
- Frenchville, ME R+40
- Upper Frenchville, ME R+34
Cities with Similar Populations
- Albion, OK R+72
- Lawyersville, NY R+33
- Independents, SC R+18
- Garbutt, NY R+17
- Point Clear, AL R+34
- Dennys Mill, PA R+43
- Tilmon, TX R+60
- Magnolia, WI R+15
- Wharton, WV R+71
- Veechdale, KY R+40
All Local Stats
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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.