South Hingham, MA Political Map | Democrat & Republican Areas in South Hingham

By the BestNeighborhood data science team. Last updated May 2026.

South Hingham leans Democratic by roughly 22 points: about 61% of voters vote Democratic and 39% Republican.

 

About 89% of adults in South Hingham typically vote, above the U.S. average of about 62%. Among adults in South Hingham, ~54% vote Democratic, ~35% Republican, and ~11% don't vote. The map below shows estimated turnout by block group.

How South Hingham compares

Among cities within 25 miles, South Hingham leans more Democratic than 61 of 118 neighbors.

Politically, South Hingham sits close to the rest of Massachusetts.

Why South Hingham 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 South Hingham, not a ranked or complete list of what matters most.

Areas with high college attainment vote Democratic. About 73% of adults in South Hingham hold a bachelor's degree, about 45 points above the U.S. average of 28%.

Preventive-care access and voter turnout

Places with strong routine preventive-care access tend to turn out at a higher rate; South Hingham, 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 South Hingham looks the way it does

Areas with strong routine healthcare access turn out at higher rates. South Hingham 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 80%, about 20 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 97% of households in South Hingham own their home, about 22 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 99% of adults in South Hingham have completed high school, above 98% of cities. Learn more about the findings and methodology on the political spectrum map.

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.