Scarborough leans Democratic by roughly 22 points: about 61% of voters vote Democratic and 39% 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 87% of adults in Scarborough typically vote, above the U.S. average of about 62%. Among adults in Scarborough, ~53% vote Democratic, ~34% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.
How Scarborough compares
Among cities within 25 miles, Scarborough leans more Democratic than 45 of 62 neighbors.
Scarborough runs about 15 points more Democratic than Maine as a whole.
Politics vary noticeably by neighborhood within Scarborough. The southeast side is the most Democratic-leaning (D+34) and the northwest side is the least Democratic-leaning (D+9), a spread of about 25 points.
Why Scarborough 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 Scarborough, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 57% of adults in Scarborough hold a bachelor's degree, about 29 points above the U.S. average of 28%.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Scarborough, ME sits in the top quarter nationally on this measure.
Why turnout in Scarborough looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Scarborough 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 73%, about 13 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 99% of adults in Scarborough have completed high school, above 97% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Old Orchard Beach, ME D+19
- South Portland, ME D+43
- Cash Corner, ME D+47
- Cape Elizabeth, ME D+46
- Saco, ME D+11
- Westbrook, ME D+17
- Portland, ME D+62
- Buxton, ME R+15
- Biddeford, ME D+12
- Gorham, ME D+4
Cities with Similar Populations
- White Oak, MD D+63
- Willow Spring, NC R+24
- Tukwila, WA D+38
- Westlake Village, CA D+12
- Henderson, TX R+43
- Pleasant Prairie, WI R+7
- Somerville, NJ D+12
- South Burlington, VT D+37
- Ottawa, IL R+11
- Hatboro, PA D+5
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.