Medway leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% Republican.
About 93% of adults in Medway typically vote, above the U.S. average of about 62%. Among adults in Medway, ~54% vote Democratic, ~39% Republican, and ~7% don't vote. The map below shows estimated turnout by block group.
How Medway compares
Among cities within 25 miles, Medway leans more Democratic than 88 of 166 neighbors.
Medway runs about 9 points more Republican than Massachusetts as a whole.
Why Medway 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 Medway, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 63% of adults in Medway hold a bachelor's degree, about 34 points above the U.S. average of 28%. Dense areas vote Democratic, and Medway sits in the top fifth on density (about 56%, above 89% of cities).
Population density and Democratic lean
Places with high population density tend to lean Democratic; Medway, MA sits in the top quarter nationally on this measure.
Why turnout in Medway looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Medway 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 75%, about 15 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in Medway have completed high school, above 85% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Millis, MA D+12
- Holliston, MA D+22
- Franklin Town, MA D+16
- Harding, MA D+17
- Milford, MA D+8
- Norfolk, MA D+20
- Hopedale, MA D+8
- Bellingham, MA Even
- Sherborn, MA D+43
- North Milford, MA D+10
Cities with Similar Populations
- Vadnais Heights, MN D+20
- Oskaloosa, IA R+30
- Columbia, MS R+14
- Joppatowne, MD D+5
- Mexico, MO R+40
- Corona Del Mar, CA R+13
- Milton, DE R+9
- Pedley, CA R+4
- Damascus, MD D+18
- Woodruff, SC R+47
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.