Marstons Mills, MA Demographics

Population 7,625 · Census ACS 2020–24

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Marstons Mills, MA map of median age by neighborhood
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Population and households in Marstons Mills

Household size in Marstons Mills

Household size, people per household
PeriodMarstons MillsMassachusettsU.S.
2006–102.412.532.68
2010–142.372.572.73
2015–192.342.572.71
2020–242.522.522.65
Change+0.11−0.01−0.03
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Households in Marstons Mills run a little small, averaging 2.52 people against 2.65 nationally, which usually means more singles and couples and fewer children. Since 2006–10, household size has climbed from 2.41, even as the national average fell. The biggest households, usually families with children, are concentrated in the east.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Marstons Mills

Median age, years
PeriodMarstons MillsMassachusettsU.S.
2006–1045.739.437.7
2010–1448.040.138.6
2015–1948.541.039.6
2020–2446.041.440.1
Change+0.3+2.0+2.3
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With a median age of 46.0, Marstons Mills is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees. The youngest areas are in the center, the oldest in the northwest.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Marstons Mills

Single-parent households, % of households
PeriodMarstons MillsMassachusettsU.S.
2006–108.8%11.0%12.3%
2010–149.2%11.0%12.3%
2015–197.2%10.3%11.6%
2020–244.9%10.6%11.6%
Change−4.0 pts−0.4 pts−0.6 pts
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Single parents head only 4.9% of households in Marstons Mills, well below the national share of 11.6%. The single-parent share is down 4.0 points from 2006–10, a much bigger shift than nationally. Marstons Mills has a lower share of single-parent households than at least four in five Massachusetts cities.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Marstons Mills

Renters in Marstons Mills

Renters, % of occupied homes
PeriodMarstons MillsMassachusettsU.S.
2006–1010.8%36.0%33.3%
2010–149.1%37.7%35.6%
2015–1910.6%37.6%36.0%
2020–244.9%37.5%34.8%
Change−6.0 pts+1.5 pts+1.5 pts
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Marstons Mills is overwhelmingly a place of homeowners: only 4.9% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 36.8% have no mortgage at all, below the national share of 39.8%. The renter share is down 6.0 points from 2006–10, even as the national share rose.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Marstons Mills

Vacant homes, % of all homes
PeriodMarstons MillsMassachusettsU.S.
2006–108.2%9.5%11.4%
2010–1417.3%9.1%11.4%
2015–1913.3%8.9%11.1%
2020–2410.8%7.9%9.6%
Change+2.6 pts−1.6 pts−1.8 pts
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About as many homes sit empty in Marstons Mills as nationally: 10.8%, against 9.6%. The rate is higher than in Massachusetts overall (7.9%). Since 2006–10, vacancy has risen 2.6 points, even as the national rate fell.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Marstons Mills

Age of homes, median year built
PeriodMarstons MillsMassachusettsU.S.
2006–10198319581974
2010–14198119591975
2015–19198119611977
2020–24198219631980
Change−1+5+6
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The typical home in Marstons Mills was built around 1982, about the same vintage as the country's housing overall (1980). Homes here are newer than in Massachusetts as a whole, where the median home dates to 1963. Marstons Mills has newer homes than at least four in five Massachusetts cities.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Marstons Mills

Rent, per month
PeriodMarstons MillsMassachusettsU.S.
2006–10$1,313$1,085$965
2010–14$1,628$1,157$1,040
2015–19$1,763$1,398$1,213
2020–24$2,377$1,860$1,571
Change+$1,065+$775+$606
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A typical rental in Marstons Mills costs $2,377 a month with utilities, well above the national median of $1,571. Rents are up $1,065 a month from 2006–10, an 81% jump, faster than rents rose nationally. Rent takes 33.5% of the typical renter's income, well over the 30% mark often used to define affordable rent, so many renters here are stretched.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Marstons Mills

Bachelor's degrees in Marstons Mills

Bachelor's degrees, % of adults 25+
PeriodMarstons MillsMassachusettsU.S.
2006–1038.3%38.5%28.4%
2010–1438.8%40.1%29.6%
2015–1941.9%43.6%32.1%
2020–2441.9%47.2%35.6%
Change+3.6 pts+8.7 pts+7.2 pts
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Just over four in ten adults 25 and older in Marstons Mills (41.9%) have a bachelor's degree or higher, a bit above the national share of 35.6%. Still, the share is lower than in Massachusetts as a whole (47.2%). The share with a degree has risen 3.6 points since 2006–10, as it has nationally.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Marstons Mills

High school graduates, % of adults 25+
PeriodMarstons MillsMassachusettsU.S.
2006–1095.7%88.4%84.9%
2010–1497.7%89.3%86.1%
2015–1996.3%90.5%87.7%
2020–2495.2%91.0%89.3%
Change−0.5 pts+2.6 pts+4.3 pts
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High school completion is high in Marstons Mills: 95.2% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma is little changed from 2006–10, while the national rate rose.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Marstons Mills

Unemployment, % of the labor force
PeriodMarstons MillsMassachusettsU.S.
2006–106.1%7.5%8.1%
2010–145.6%8.7%9.4%
2015–193.3%5.0%5.6%
2020–243.0%5.2%5.4%
Change−3.0 pts−2.3 pts−2.7 pts
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Unemployment in Marstons Mills has been low: just 3.0% of the labor force was out of work and looking, well below the national rate of 5.4%. Since 2006–10, unemployment has fallen 3.0 points, mirroring the country. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Marstons Mills compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Marstons Mills2.5246.04.9%4.9%10.8%1982$2,37741.9%95.2%3.0%
Osterville2.3455.710.9%6.7%34.7%1978$2,19661.7%98.3%2.5%
Cotuit2.2455.84.6%10.1%22.5%1983$2,23343.7%90.3%2.5%
West Barnstable2.5648.07.5%12.5%13.9%1986$1,62653.3%99.0%3.3%
Centerville2.4348.27.2%19.2%20.7%1976$2,31839.5%96.8%4.2%
East Sandwich2.4851.74.5%10.0%19.2%1982$1,59853.4%98.0%2.4%
Sandwich2.3754.06.0%11.0%12.4%1982$1,76157.1%98.6%2.8%
Mashpee2.1254.46.2%18.2%25.4%1988$1,92645.0%97.8%5.4%
Forestdale2.6143.74.8%12.4%6.7%1980$2,00735.3%97.0%3.5%
Hyannis Port1.9068.113.7%10.6%64.4%1966$1,93352.9%93.9%0.0%
Barnstable Town2.1445.512.8%47.8%15.5%1977$1,75830.3%89.7%3.0%

All figures 2020–24.

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About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Marstons Mills. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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