Sturbridge leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.
About 85% of adults in Sturbridge typically vote, above the U.S. average of about 62%. Among adults in Sturbridge, ~45% vote Democratic, ~40% Republican, and ~15% don't vote. The map below shows estimated turnout by block group.
How Sturbridge compares
Among cities within 25 miles, Sturbridge leans more Democratic than 65 of 82 neighbors.
Sturbridge runs about 18 points more Republican than Massachusetts as a whole.
Politics vary noticeably by neighborhood within Sturbridge. The east side runs the most Democratic (D+11) and the northeast side runs the most Republican (Even), a spread of about 12 points.
Why Sturbridge 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 Sturbridge, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 49% of adults in Sturbridge hold a bachelor's degree, about 20 points above the U.S. average of 28%. Density and white share pull in opposite directions and roughly cancel in Sturbridge.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Sturbridge, MA sits in the top quarter 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 Sturbridge looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Sturbridge 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 76%, about 16 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 90% of households in Sturbridge own their home, above 81% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Charlton City, MA D+10
- Fiskdale, MA D+6
- Southbridge Town, MA D+5
- East Brimfield, MA R+7
- Mystic Grove, MA R+10
- Holland, MA R+17
- Brookfield, MA R+15
- Charlton, MA R+14
- Brimfield, MA R+11
- East Brookfield, MA R+14
Cities with Similar Populations
- Lolo, MT R+17
- Barnesville, OH R+57
- Taylor, PA R+2
- Sanford, MI R+30
- Johnsburg, IL R+19
- Terra Bella, CA R+15
- Ijamsville, MD D+4
- Columbiaville, MI R+39
- Clinton, WA D+37
- Versailles, MO R+62
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.