Lewiston leans slightly Democratic by roughly 8 points: about 54% of voters vote Democratic and 46% 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 63% of adults in Lewiston typically vote, near the U.S. average of about 62%. Among adults in Lewiston, ~34% vote Democratic, ~29% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.
How Lewiston compares
Among cities within 25 miles, Lewiston leans more Democratic than 80 of 99 neighbors.
Politically, Lewiston sits close to the rest of Maine.
Politics vary noticeably by neighborhood within Lewiston. The west side runs the most Democratic (D+33) and the southeast side runs the most Republican (R+10), a spread of about 42 points.
Why Lewiston 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 Lewiston, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 38% of adults in Lewiston have never been married, modestly above similar-sized cities (around 32%).
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Lewiston, ME sits in the top tenth 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 Lewiston looks the way it does
Turnout in Lewiston sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Auburn, ME Even
- Sabattus, ME R+35
- Lisbon, ME R+23
- Greene, ME R+35
- Minot, ME R+36
- Wales Corner, ME R+35
- Lisbon Falls, ME R+21
- Webster Corner, ME R+29
- Upper Gloucester, ME R+16
- Poland, ME R+28
Cities with Similar Populations
- Pacifica, CA D+43
- West Babylon, NY R+7
- Cibolo, TX R+11
- Altadena, CA D+59
- Addison, IL D+3
- Fenton, MI R+20
- Stow, OH Even
- Bay Shore, NY D+7
- Willis, TX R+43
- North Bay Village, FL R+5
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.