Vineyard Haven leans heavily Democratic by roughly 40 points: about 70% of voters vote Democratic and 30% Republican.
About 89% of adults in Vineyard Haven typically vote, above the U.S. average of about 62%. Among adults in Vineyard Haven, ~62% vote Democratic, ~27% Republican, and ~11% don't vote. The map below shows estimated turnout by block group.
How Vineyard Haven compares
Among cities within 25 miles, Vineyard Haven leans more Democratic than 50 of 57 neighbors.
Vineyard Haven runs about 15 points more Democratic than Massachusetts as a whole.
Politics vary noticeably by neighborhood within Vineyard Haven. The southwest side is the most Democratic-leaning (D+57) and the east side is the least Democratic-leaning (D+30), a spread of about 27 points.
Why Vineyard Haven 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 Vineyard Haven, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 45% of residents in Vineyard Haven live in densely developed areas, about 9 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Vineyard Haven sits in the top quarter (about 47%, above 92% of cities). A high never-married share predicts Democratic voting, and about 31% of adults in Vineyard Haven have never been married, above 78% of cities.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Vineyard Haven, 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 Vineyard Haven looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Vineyard Haven 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 73%, about 13 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Vineyard Haven have completed high school, above 87% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Oak Bluffs, MA D+38
- West Tisbury, MA D+62
- Edgartown, MA D+33
- Menemsha, MA D+64
- Katama, MA D+32
- Falmouth, MA D+47
- Chilmark, MA D+68
- West Falmouth, MA D+46
- Nashaquitsa, MA D+64
Cities with Similar Populations
- Overlea, MD D+24
- Duson, LA R+49
- Mays Chapel, MD D+15
- Rockton, IL R+18
- Elizabeth, CO R+43
- Nanakuli, HI D+5
- New Haven, MI R+26
- North Merrick, NY R+19
- Noble, OK R+37
- Redlands, CO R+10
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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.