Sandwich, MA Demographics

Population 10,071 · Census ACS 2020–24

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

Household size in Sandwich

Household size, people per household
PeriodSandwichMassachusettsU.S.
2006–102.612.532.68
2010–142.522.572.73
2015–192.472.572.71
2020–242.372.522.65
Change−0.24−0.01−0.03
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Households in Sandwich are small: just 2.37 people on average, compared with 2.65 nationally. That is typical of places where many people live alone or as couples, and fewer have children at home. Household size has dropped from 2.61 in 2006–10, a much bigger shift than nationally.

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 Sandwich

Median age, years
PeriodSandwichMassachusettsU.S.
2006–1043.639.437.7
2010–1446.640.138.6
2015–1952.441.039.6
2020–2454.041.440.1
Change+10.5+2.0+2.3
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Sandwich skews older: half of its residents are older than 54.0, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families. Since 2006–10, the median age has climbed from 43.6, a much bigger shift than nationally. Only nine of the 275 Massachusetts cities with 5,000+ people are older.

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 Sandwich

Single-parent households, % of households
PeriodSandwichMassachusettsU.S.
2006–108.2%11.0%12.3%
2010–149.5%11.0%12.3%
2015–194.7%10.3%11.6%
2020–246.0%10.6%11.6%
Change−2.2 pts−0.4 pts−0.6 pts
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Single-parent households are relatively rare in Sandwich: 6.0% of households, against 11.6% nationally. The single-parent share is down 2.2 points from 2006–10, a much bigger shift than nationally.

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 Sandwich

Renters in Sandwich

Renters, % of occupied homes
PeriodSandwichMassachusettsU.S.
2006–1010.5%36.0%33.3%
2010–1416.7%37.7%35.6%
2015–1910.5%37.6%36.0%
2020–2411.0%37.5%34.8%
Change+0.5 pts+1.5 pts+1.5 pts
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Sandwich is overwhelmingly a place of homeowners: only 11.0% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 28.1% have no mortgage at all, well below the national share of 39.8%. Rentals cluster in the north; owners are most common in the southeast.

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 Sandwich

Vacant homes, % of all homes
PeriodSandwichMassachusettsU.S.
2006–1015.8%9.5%11.4%
2010–1415.5%9.1%11.4%
2015–1917.0%8.9%11.1%
2020–2412.4%7.9%9.6%
Change−3.4 pts−1.6 pts−1.8 pts
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Vacancy runs high in Sandwich: 12.4% of homes are empty, against 9.6% nationally. The count includes vacation homes and homes between owners or tenants, not just abandoned ones. Since 2006–10, vacancy has fallen 3.4 points, in line with the national trend.

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 Sandwich

Age of homes, median year built
PeriodSandwichMassachusettsU.S.
2006–10198119581974
2010–14197919591975
2015–19198019611977
2020–24198219631980
Change+1+5+6
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Homes in Sandwich are about the same age as the nation's housing: the median home was built in 1982, versus 1980 nationally. Homes here are newer than in Massachusetts overall, where the median home dates to 1963. Newer construction is concentrated in the southeast, while the north has the oldest housing. Only 25 of the 275 Massachusetts cities with 5,000+ people have newer homes.

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 Sandwich

Rent, per month
PeriodSandwichMassachusettsU.S.
2006–10$929$1,085$965
2010–14$1,269$1,157$1,040
2015–19$1,646$1,398$1,213
2020–24$1,761$1,860$1,571
Change+$832+$775+$606
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A typical rental in Sandwich costs $1,761 a month with utilities, above the national median of $1,571. Still, rents here are lower than in Massachusetts as a whole ($1,860). Rent has climbed $832 a month since 2006–10, up 90%, faster than rents rose nationally. Rent takes 23.7% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent.

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 Sandwich

Bachelor's degrees in Sandwich

Bachelor's degrees, % of adults 25+
PeriodSandwichMassachusettsU.S.
2006–1047.6%38.5%28.4%
2010–1442.4%40.1%29.6%
2015–1948.2%43.6%32.1%
2020–2457.1%47.2%35.6%
Change+9.5 pts+8.7 pts+7.2 pts
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Sandwich is highly educated: nearly six in ten adults 25 and older (57.1%) hold at least a bachelor's degree, far above the national share of 35.6%. The share with a degree is up 9.5 points from 2006–10, mirroring the country. College graduates are most concentrated in the west and least in the east.

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 Sandwich

High school graduates, % of adults 25+
PeriodSandwichMassachusettsU.S.
2006–1096.0%88.4%84.9%
2010–1495.4%89.3%86.1%
2015–1996.2%90.5%87.7%
2020–2498.6%91.0%89.3%
Change+2.5 pts+2.6 pts+4.3 pts
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Finishing high school is nearly universal in Sandwich: 98.6% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma has risen 2.5 points since 2006–10, in line with the national trend. Only 15 of the 275 Massachusetts cities with 5,000+ people have a higher share of high school graduates.

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 Sandwich

Unemployment, % of the labor force
PeriodSandwichMassachusettsU.S.
2006–104.4%7.5%8.1%
2010–147.2%8.7%9.4%
2015–193.0%5.0%5.6%
2020–242.8%5.2%5.4%
Change−1.6 pts−2.3 pts−2.7 pts
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The job market in Sandwich has been strong: just 2.8% of the labor force was out of work and looking, well below the national rate of 5.4%. Unemployment is down 1.6 points from 2006–10, 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).

Sandwich compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Sandwich2.3754.06.0%11.0%12.4%1982$1,76157.1%98.6%2.8%
East Sandwich2.4851.74.5%10.0%19.2%1982$1,59853.4%98.0%2.4%
Forestdale2.6143.74.8%12.4%6.7%1980$2,00735.3%97.0%3.5%
Sagamore Highlands2.2355.410.5%16.3%25.5%1970$1,75247.2%98.8%2.1%
Marstons Mills2.5246.04.9%4.9%10.8%1982$2,37741.9%95.2%3.0%
Sagamore2.7837.39.0%35.8%8.9%1981$1,80062.9%99.7%0.5%
West Barnstable2.5648.07.5%12.5%13.9%1986$1,62653.3%99.0%3.3%
Cotuit2.2455.84.6%10.1%22.5%1983$2,23343.7%90.3%2.5%
Sagamore Beach2.4252.99.1%14.5%17.5%1983$1,67250.3%97.7%4.9%
Mashpee2.1254.46.2%18.2%25.4%1988$1,92645.0%97.8%5.4%
Monument Beach2.4443.85.1%20.2%16.7%1982$1,53744.8%96.6%6.6%

All figures 2020–24.

Cities with similar populations: Kenai, AK · Jeanerette, LA · Jefferson, LA · Jefferson, WI · Jersey Shore, PA · Johnstown, NY · Jordan, MN · Kaplan, LA · Katonah, NY · Kempner, TX

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 Sandwich. 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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