Williamstown is a Democratic stronghold. About 82% of voters here vote Democratic and 18% Republican.
About 60% of adults in Williamstown typically vote, near the U.S. average of about 62%. Among adults in Williamstown, ~49% vote Democratic, ~11% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How Williamstown compares
Among cities within 25 miles, Williamstown is the most Democratic-leaning.
Williamstown runs about 39 points more Democratic than Massachusetts as a whole.
Politics vary noticeably by neighborhood within Williamstown. The northwest side is the most Democratic-leaning (D+68) and the southwest side is the least Democratic-leaning (D+49), a spread of about 19 points.
Why Williamstown 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 Williamstown, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 69% of adults in Williamstown hold a bachelor's degree, about 40 points above the U.S. average of 28%. Dense areas vote Democratic, and Williamstown sits in the top fifth on density (about 41%, above 84% of cities). A high never-married share predicts Democratic voting, and about 45% of adults in Williamstown have never been married, above 96% of cities.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Williamstown, MA sits in the top quarter 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 Williamstown looks the way it does
Renters vote less often than owners. About 28% of households in Williamstown rent, above 80% of cities. Strong routine healthcare access lines up with higher turnout, and Williamstown sits in the top quarter on routine-care measures. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- North Adams, MA D+19
- Clarksburg, MA Even
- Pownal, VT R+10
- Pownal Center, VT R+8
- Stamford, VT R+8
- Berlin, NY R+31
- Adams, MA D+7
- Zylonite, MA Even
- Florida, MA R+7
- Maple Grove, MA R+5
Cities with Similar Populations
- Nokesville, VA R+27
- Litchfield, IL R+40
- Garnet, CA D+20
- Indiantown, FL Even
- Sidney, MT R+59
- Lambertville, NJ D+27
- Nashville, AR R+32
- Marseilles, IL R+26
- Alpine, TX R+7
- West Bridgewater, MA R+8
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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.