Mattapoisett Center leans slightly Democratic by roughly 14 points: about 57% of voters vote Democratic and 43% Republican.
About 97% of adults in Mattapoisett Center typically vote, above the U.S. average of about 62%. Among adults in Mattapoisett Center, ~55% vote Democratic, ~42% Republican, and ~3% don't vote. The map below shows estimated turnout by block group.
How Mattapoisett Center compares
Among cities within 25 miles, Mattapoisett Center leans more Democratic than 72 of 96 neighbors.
Mattapoisett Center runs about 12 points more Republican than Massachusetts as a whole.
Why Mattapoisett Center 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 Mattapoisett Center, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 62% of adults in Mattapoisett Center hold a bachelor's degree, about 33 points above the U.S. average of 28%. Dense areas vote Democratic, and Mattapoisett Center sits in the top fifth on density (about 44%, above 85% of cities).
Population density and Democratic lean
Places with high population density tend to lean Democratic; Mattapoisett Center, MA sits in the top quarter nationally on this measure.
Why turnout in Mattapoisett Center looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Mattapoisett Center 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 77%, about 17 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Mattapoisett, MA D+9
- Tinkhamtown, MA R+10
- Marion, MA D+14
- Fairhaven, MA R+3
- Acushnet, MA R+18
- New Bedford, MA D+8
- Rochester, MA R+8
- Wareham Center, MA Even
- Wareham, MA R+10
Cities with Similar Populations
- Ronks, PA R+50
- Decatur, AR R+63
- Buena Vista, GA R+3
- Waterloo, IN R+51
- Holton, MI R+33
- Volga, SD R+46
- Brookston, IN R+42
- Limerick, ME R+27
- Cumberland Gap, TN R+60
- Danielsville, PA R+38
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.