Somerset County leans Republican by roughly 30 points: about 35% of voters vote Democratic and 65% 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 79% of adults in Somerset County typically vote, above the U.S. average of about 62%. Among adults in Somerset County, ~27% vote Democratic, ~51% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How Somerset County compares
Among counties within 50 miles, Somerset County leans more Republican than 4 of 5 neighbors.
Somerset County runs about 36 points more Republican than Maine as a whole. Maine leans Democratic overall, while Somerset County is one of the few Republican-leaning pockets.
Politics vary noticeably by city within Somerset County. The east side is the most Republican-leaning (R+38) and the southeast side is the least Republican-leaning (R+27), a spread of about 10 points.
Why Somerset 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 Somerset County, not a ranked or complete list of what matters most.
Somerset County votes against the grain of Maine. Maine leans Democratic overall, while Somerset County runs about 36 points more Republican.
Population density and Republican lean
Places with low population density tend to lean Republican; Somerset County, ME sits below the national average on this measure.
Why turnout in Somerset County looks the way it does
Turnout in Somerset County sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Franklin County, ME R+18
- Kennebec County, ME R+7
- Piscataquis County, ME R+34
- Waldo County, ME R+7
- Penobscot County, ME R+7
- Knox County, ME D+7
- Lincoln County, ME Even
- Androscoggin County, ME R+12
- Oxford County, ME R+25
- Sagadahoc County, ME D+8
Counties with Similar Populations
- Venango County, PA R+42
- Gibson County, TN R+44
- Cherokee County, TX R+47
- Lincoln County, OR D+13
- Columbus County, NC R+27
- Dearborn County, IN R+53
- Bedford County, TN R+51
- Medina County, TX R+37
- Bristol County, RI D+17
- Polk County, TX R+50
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.