Clinton leans slightly Democratic by roughly 12 points: about 56% of voters vote Democratic and 44% Republican.
About 71% of adults in Clinton typically vote, above the U.S. average of about 62%. Among adults in Clinton, ~40% vote Democratic, ~31% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How Clinton compares
Among cities within 25 miles, Clinton leans more Democratic than 77 of 146 neighbors.
Clinton runs about 13 points more Republican than Massachusetts as a whole.
Politics vary noticeably by neighborhood within Clinton. The northeast side is the most Democratic-leaning (D+16) and the northwest side is the least Democratic-leaning (D+5), a spread of about 11 points.
Why Clinton 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 Clinton, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 74% of residents in Clinton live in densely developed areas, about 37 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Clinton sits in the top quarter (about 36%, above 83% of cities). A high never-married share predicts Democratic voting, and about 39% of adults in Clinton have never been married, above 92% of cities.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Clinton, MA sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Clinton looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Clinton 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 70%, about 10 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Lancaster, MA D+11
- Berlin, MA D+18
- West Berlin, MA D+16
- Bolton, MA D+28
- Ponakin Mill, MA D+16
- Sterling, MA D+3
- South Bolton, MA D+31
- Morningdale, MA D+14
- Boylston, MA D+11
- Still River, MA D+34
Cities with Similar Populations
- Beach Park, IL D+18
- Hudson, NY D+19
- Coto de Caza, CA R+16
- Lamont, CA D+15
- Corning, CA R+31
- Ellenton, FL R+19
- Browns Mills, NJ Even
- North Chicago, IL D+60
- Orange Park, FL R+23
- Duxbury, MA D+16
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Massachusetts Secretary of the Commonwealth, Elections, 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. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.