02770, MA Demographics

Population 5,667 · Census ACS 2020–24

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02770, MA map of median age by neighborhood
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Population and households in ZIP 02770

Household size in ZIP 02770

Household size, people per household
PeriodZIP 02770Boston areaMassachusettsU.S.
2006–102.942.542.532.68
2010–142.912.592.572.73
2015–192.902.602.572.71
2020–242.612.552.522.65
Change−0.33+0.01−0.01−0.03
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At 2.61 people per household, ZIP 02770 sits close to the national average of 2.65. Household size has dropped from 2.94 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 ZIP 02770

Median age, years
PeriodZIP 02770Boston areaMassachusettsU.S.
2006–1040.738.939.437.7
2010–1442.539.740.138.6
2015–1945.240.441.039.6
2020–2445.340.841.440.1
Change+4.6+1.9+2.0+2.3
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ZIP 02770 skews older: half of its residents are older than 45.3, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families. The median age has climbed from 40.7 in 2006–10, mirroring the country.

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 ZIP 02770

Single-parent households, % of households
PeriodZIP 02770Boston areaMassachusettsU.S.
2006–104.6%10.4%11.0%12.3%
2010–147.1%10.2%11.0%12.3%
2015–196.4%9.6%10.3%11.6%
2020–2410.7%9.7%10.6%11.6%
Change+6.2 pts−0.7 pts−0.4 pts−0.6 pts
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Single parents head just over one in ten households in ZIP 02770 (10.7%), close to the national share of 11.6%. Single parents are more common here than in the wider Boston area (9.7%). Since 2006–10, the single-parent share has risen 6.2 points, even as the national share fell.

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 ZIP 02770

Renters in ZIP 02770

Renters, % of occupied homes
PeriodZIP 02770Boston areaMassachusettsU.S.
2006–105.8%36.8%36.0%33.3%
2010–148.5%38.5%37.7%35.6%
2015–196.9%38.3%37.6%36.0%
2020–2412.1%38.4%37.5%34.8%
Change+6.2 pts+1.6 pts+1.5 pts+1.5 pts
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ZIP 02770 is overwhelmingly a place of homeowners: only 12.1% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 41.1% have no mortgage at all, about the same as nationally. Since 2006–10, the renter share has risen 6.2 points, a much bigger shift than nationally.

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 ZIP 02770

Vacant homes, % of all homes
PeriodZIP 02770Boston areaMassachusettsU.S.
2006–105.8%8.1%9.5%11.4%
2010–144.6%7.4%9.1%11.4%
2015–193.7%7.3%8.9%11.1%
2020–241.1%6.7%7.9%9.6%
Change−4.7 pts−1.4 pts−1.6 pts−1.8 pts
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Only 1.1% of homes in ZIP 02770 are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Since 2006–10, vacancy has fallen 4.7 points, mirroring the country. Of the 343 Massachusetts ZIP codes with 5,000+ people, only three have a lower vacancy rate.

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 ZIP 02770

Age of homes, median year built
PeriodZIP 02770Boston areaMassachusettsU.S.
2006–101985195819581974
2010–141983195919591975
2015–191985196119611977
2020–241980196419631980
Change−4+6+5+6
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The typical home in ZIP 02770 was built around 1980, the same vintage as the country's housing overall. Homes here are newer than in the wider Boston area, where the median home dates to 1964. The newest homes are mostly in the southeast, the oldest in the west.

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 ZIP 02770

Rent, per month
PeriodZIP 02770Boston areaMassachusettsU.S.
2006–10$872$1,171$1,085$965
2010–14$1,233$1,251$1,157$1,040
2015–19$1,256$1,537$1,398$1,213
2020–24$1,438$2,051$1,860$1,571
Change+$566+$881+$775+$606
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The median renter in ZIP 02770 pays $1,438 a month for rent and utilities, below the national median of $1,571. Rents are up $566 a month from 2006–10, a 65% jump, roughly in step with the nation. The typical renter here spends 19.5% of household income on rent, comfortably under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally.

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 ZIP 02770

Bachelor's degrees in ZIP 02770

Bachelor's degrees, % of adults 25+
PeriodZIP 02770Boston areaMassachusettsU.S.
2006–1032.9%42.2%38.5%28.4%
2010–1439.8%44.1%40.1%29.6%
2015–1947.7%48.2%43.6%32.1%
2020–2443.9%51.9%47.2%35.6%
Change+11.1 pts+9.7 pts+8.7 pts+7.2 pts
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College degrees are more common in ZIP 02770 than nationally: 43.9% of adults 25 and older have a bachelor's or higher, against 35.6%. Still, the share is lower than in the Boston area as a whole (51.9%). The share with a degree has risen 11.1 points since 2006–10, mirroring the country.

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 ZIP 02770

High school graduates, % of adults 25+
PeriodZIP 02770Boston areaMassachusettsU.S.
2006–1091.9%89.8%88.4%84.9%
2010–1493.1%90.6%89.3%86.1%
2015–1993.5%91.5%90.5%87.7%
2020–2493.6%91.8%91.0%89.3%
Change+1.7 pts+2.1 pts+2.6 pts+4.3 pts
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High school completion in ZIP 02770 is above the national rate: 93.6% of adults have a diploma, against 89.3%. The share with a diploma is up 1.7 points from 2006–10, mirroring the country.

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 ZIP 02770

Unemployment, % of the labor force
PeriodZIP 02770Boston areaMassachusettsU.S.
2006–104.6%7.0%7.5%8.1%
2010–145.8%8.0%8.7%9.4%
2015–195.3%4.6%5.0%5.6%
2020–242.8%4.9%5.2%5.4%
Change−1.8 pts−2.1 pts−2.3 pts−2.7 pts
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The job market in ZIP 02770 has been strong: just 2.8% of the labor force was out of work and looking, well below the national rate of 5.4%. Since 2006–10, unemployment has fallen 1.8 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).

ZIP 02770 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 027702.6145.310.7%12.1%1.1%1980$1,43843.9%93.6%2.8%
ZIP 025762.4853.319.1%13.4%9.3%1984$1,38219.9%93.8%5.7%
ZIP 027382.3952.211.6%9.1%22.4%1960$1,21249.1%97.0%5.5%
ZIP 027432.6046.411.8%14.8%1.3%1972$1,27026.5%87.3%2.8%
ZIP 025712.2250.011.2%19.5%14.8%1962$1,51128.3%93.1%4.6%
ZIP 027172.8541.614.6%18.9%5.1%1972$1,83436.1%94.8%4.8%
ZIP 027392.2855.46.4%14.7%25.3%1974$1,58657.4%94.1%1.0%
ZIP 027452.4339.614.5%41.9%4.5%1959$1,22421.7%82.9%5.9%
ZIP 023472.8745.18.3%14.9%7.2%1981$1,99938.0%93.3%3.6%
ZIP 027462.5533.422.4%80.9%8.8%1946$1,1779.2%65.4%11.9%
ZIP 027192.3148.28.6%25.6%8.9%1957$1,25432.1%92.8%5.9%

All figures 2020–24.

Zip codes with similar populations: 21104, MD · 96717, HI · 93460, CA · 71418, LA · 40067, KY · 39669, MS · 74884, OK · 17820, PA · 87047, NM · 18074, PA

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 ZIP 02770. 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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