01379 leans Democratic by roughly 22 points: about 61% of voters vote Democratic and 39% Republican.
About 75% of adults in 01379 typically vote, above the U.S. average of about 62%. Among adults in 01379, ~46% vote Democratic, ~29% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How 01379 compares
Among zip codes within 15 miles, 01379 leans more Democratic than 9 of 24 neighbors.
Politically, 01379 sits close to the rest of Massachusetts.
Why 01379 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 01379, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 51% of adults in 01379 hold a bachelor's degree, about 22 points above the U.S. average of 28%. A high never-married share predicts Democratic voting, and about 38% of adults in 01379 have never been married, above 84% of zip codes.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; 01379, MA sits in the top tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 01379 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 01379 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%. High high-school completion lines up with higher turnout, and about 96% of adults in 01379 have completed high school, above 86% of zip codes. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.