Middleboro leans slightly Republican by roughly 12 points: about 44% of voters vote Democratic and 56% Republican.
About 87% of adults in Middleboro typically vote, above the U.S. average of about 62%. Among adults in Middleboro, ~38% vote Democratic, ~49% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.
How Middleboro compares
Among cities within 25 miles, Middleboro leans more Republican than 106 of 125 neighbors.
Middleboro runs about 36 points more Republican than Massachusetts as a whole. Massachusetts leans Democratic overall, while Middleboro is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Middleboro. The southeast side is the most split-leaning (R+24) and the west side is the least split-leaning (Even), a spread of about 23 points.
Why Middleboro 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 Middleboro, not a ranked or complete list of what matters most.
Middleboro votes against the grain of Massachusetts. Massachusetts leans Democratic overall, while Middleboro runs about 36 points more Republican.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Middleboro, 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 Middleboro looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Middleboro 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%. Homeowners vote more often than renters, and about 91% of households in Middleboro own their home, about 16 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Middleborough Center, MA Even
- Middleborough, MA R+17
- Warrentown, MA R+2
- Lakeside, MA R+14
- North Middleboro, MA R+4
- Lakeville, MA R+9
- Plympton, MA R+14
- Carver, MA R+15
- North Carver, MA R+5
- South Middleboro, MA R+19
Cities with Similar Populations
- Taneytown, MD R+35
- Lewiston, NY R+11
- Tremonton, UT R+61
- Fuller Heights, FL R+30
- West Haverstraw, NY D+17
- Wharton, NJ Even
- Mercer, PA R+40
- Heber Springs, AR R+58
- Mantua, NJ R+6
- Bethel, OH R+60
All Local Stats
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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.