02081 leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% Republican.
About 90% of adults in 02081 typically vote, above the U.S. average of about 62%. Among adults in 02081, ~52% vote Democratic, ~38% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.
How 02081 compares
Among zip codes within 15 miles, 02081 leans more Democratic than 18 of 69 neighbors.
02081 runs about 9 points more Republican than Massachusetts as a whole.
Politics vary noticeably by block within 02081. The west side is the most Democratic-leaning (D+23) and the northwest side is the least Democratic-leaning (D+11), a spread of about 12 points.
Why 02081 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 02081, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 67% of adults in 02081 hold a bachelor's degree, about 39 points above the U.S. average of 28%.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 02081, 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 02081 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 02081 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%. High high-school completion lines up with higher turnout, and about 98% of adults in 02081 have completed high school, above 95% 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.