01862 leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.
About 79% of adults in 01862 typically vote, above the U.S. average of about 62%. Among adults in 01862, ~42% vote Democratic, ~37% Republican, and ~21% don't vote. The map below shows estimated turnout by block group.
How 01862 compares
Among zip codes within 15 miles, 01862 leans more Democratic than 11 of 57 neighbors.
01862 runs about 19 points more Republican than Massachusetts as a whole.
Why 01862 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 01862, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 39% of adults in 01862 hold a bachelor's degree, about 11 points above the U.S. average of 28%. Density combined with diversity predicts Democratic voting, and non-Hispanic white share in 01862 is about 71%, below 67% of zip codes. A high never-married share predicts Democratic voting, and about 37% of adults in 01862 have never been married, above 82% of zip codes.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 01862, MA sits in the top quarter nationally on this measure.
Why turnout in 01862 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 01862 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 72%, about 12 points above the U.S. average of 60%. 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.