Newburyport leans heavily Democratic by roughly 36 points: about 68% of voters vote Democratic and 32% Republican.
About 89% of adults in Newburyport typically vote, above the U.S. average of about 62%. Among adults in Newburyport, ~61% vote Democratic, ~28% Republican, and ~11% don't vote. The map below shows estimated turnout by block group.
How Newburyport compares
Among cities within 25 miles, Newburyport leans more Democratic than 85 of 92 neighbors.
Newburyport runs about 12 points more Democratic than Massachusetts as a whole.
Politics vary noticeably by neighborhood within Newburyport. The southeast side is the most Democratic-leaning (D+48) and the southwest side is the least Democratic-leaning (D+16), a spread of about 31 points.
Why Newburyport 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 Newburyport, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 67% of adults in Newburyport hold a bachelor's degree, about 39 points above the U.S. average of 28%. Dense areas vote Democratic, and Newburyport sits in the top fifth on density (about 69%, above 92% of cities).
Population density and Democratic lean
Places with high population density tend to lean Democratic; Newburyport, MA sits in the top tenth nationally on this measure.
Why turnout in Newburyport looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Newburyport 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 81%, about 21 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in Newburyport have completed high school, above 93% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Newbury, MA D+25
- Salisbury, MA D+2
- Plum Island, MA D+21
- Amesbury Town, MA D+22
- Byfield, MA D+16
- West Newbury, MA D+22
- Seabrook, NH R+6
- South Hampton, NH Even
- Merrimac, MA Even
Cities with Similar Populations
- Stoughton, WI D+23
- Hockessin, DE D+17
- Aurora, OH R+5
- Lewisburg, PA R+2
- Columbia, PA R+11
- Cinco Ranch, TX R+16
- Roosevelt, NY D+65
- Mechanicville, NY R+8
- Dover, OH R+38
- Kings Park, NY R+26
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.