02468 is a Democratic stronghold. About 79% of voters here vote Democratic and 21% Republican.
About 95% of adults in 02468 typically vote, above the U.S. average of about 62%. Among adults in 02468, ~75% vote Democratic, ~20% Republican, and ~5% don't vote. The map below shows estimated turnout by block group.
How 02468 compares
Among zip codes within 15 miles, 02468 leans more Democratic than 68 of 106 neighbors.
02468 runs about 32 points more Democratic than Massachusetts as a whole.
Politics vary noticeably by block within 02468. The southeast side is the most Democratic-leaning (D+70) and the southwest side is the least Democratic-leaning (D+50), a spread of about 20 points.
Why 02468 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 02468, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 90% of adults in 02468 hold a bachelor's degree, about 62 points above the U.S. average of 28%. Dense areas vote Democratic, and 02468 sits in the top fifth on density (about 99%, above 95% of zip codes).
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 02468, MA sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 02468 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 02468 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 83%, about 23 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 91% of households in 02468 own their home, compared to around 76% in nearby zip codes. High high-school completion lines up with higher turnout, and about 98% of adults in 02468 have completed high school, above 94% 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.