01850, MA Demographics

Population 17,949 · Census ACS 2020–24

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01850, MA map of median age by neighborhood
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Population and households in ZIP 01850

Household size in ZIP 01850

Household size, people per household
PeriodZIP 01850Boston areaMassachusettsU.S.
2006–102.782.542.532.68
2010–142.882.592.572.73
2015–192.862.602.572.71
2020–242.942.552.522.65
Change+0.15+0.01−0.01−0.03
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ZIP 01850 is a place of big households: 2.94 people per home on average, compared with 2.65 nationally. Numbers like that usually point to plenty of families with kids. Since 2006–10, household size has climbed from 2.78, even as the national average fell. Of the 343 Massachusetts ZIP codes with 5,000+ people, only 25 have larger households.

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 01850

Median age, years
PeriodZIP 01850Boston areaMassachusettsU.S.
2006–1031.838.939.437.7
2010–1434.539.740.138.6
2015–1932.440.441.039.6
2020–2433.440.841.440.1
Change+1.7+1.9+2.0+2.3
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ZIP 01850 is young: half of its residents are under 33.4, compared with a national median of 40.1. The population tilts toward young families with children. The median age has climbed from 31.8 in 2006–10, as it has nationally. Only 21 of the 343 Massachusetts ZIP codes with 5,000+ people are younger.

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 01850

Single-parent households, % of households
PeriodZIP 01850Boston areaMassachusettsU.S.
2006–1025.6%10.4%11.0%12.3%
2010–1418.6%10.2%11.0%12.3%
2015–1923.3%9.6%10.3%11.6%
2020–2430.0%9.7%10.6%11.6%
Change+4.4 pts−0.7 pts−0.4 pts−0.6 pts
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Single parents head about three in ten households in ZIP 01850 (30.0%), well above the national share of 11.6%. The single-parent share has risen 4.4 points since 2006–10, even as the national share fell. Only one other Massachusetts ZIP code with 5,000+ people has a higher share of single-parent households.

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 01850

Renters in ZIP 01850

Renters, % of occupied homes
PeriodZIP 01850Boston areaMassachusettsU.S.
2006–1044.1%36.8%36.0%33.3%
2010–1448.6%38.5%37.7%35.6%
2015–1959.4%38.3%37.6%36.0%
2020–2450.5%38.4%37.5%34.8%
Change+6.5 pts+1.6 pts+1.5 pts+1.5 pts
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Most households in ZIP 01850 rent: 50.5% of occupied homes are rented, far above the national share of 34.8%. Expect more apartments, and more turnover, than in owner-heavy areas. More than a quarter of owners (27.7%) have paid off their mortgages, well below the national share of 39.8%. The renter share has risen 6.5 points since 2006–10, 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 01850

Vacant homes, % of all homes
PeriodZIP 01850Boston areaMassachusettsU.S.
2006–107.5%8.1%9.5%11.4%
2010–149.3%7.4%9.1%11.4%
2015–199.6%7.3%8.9%11.1%
2020–243.8%6.7%7.9%9.6%
Change−3.7 pts−1.4 pts−1.6 pts−1.8 pts
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Empty homes are scarce in ZIP 01850: just 3.8% sit vacant, compared with 9.6% nationally, a sign of a tight housing market. Vacancy is down 3.7 points from 2006–10, mirroring the country. ZIP 01850 has a lower vacancy rate than at least four in five Massachusetts ZIP codes.

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 01850

Age of homes, median year built
PeriodZIP 01850Boston areaMassachusettsU.S.
2006–101946195819581974
2010–141942195919591975
2015–191947196119611977
2020–241943196419631980
Change−3+6+5+6
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ZIP 01850 is a place of older homes: half were built before 1943, while the national median is 1980. That means established neighborhoods, and more houses that may need updating. Newer construction is concentrated in the north, while the west has the oldest housing. Of the 343 Massachusetts ZIP codes with 5,000+ people, only six have older 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 ZIP 01850

Rent, per month
PeriodZIP 01850Boston areaMassachusettsU.S.
2006–10$971$1,171$1,085$965
2010–14$1,023$1,251$1,157$1,040
2015–19$1,189$1,537$1,398$1,213
2020–24$1,749$2,051$1,860$1,571
Change+$778+$881+$775+$606
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Rent in ZIP 01850 runs $1,749 a month at the median, utilities included, above the U.S. median of $1,571. Locally, though, rents here are lower than in the wider Boston area ($2,051). Rent has climbed $778 a month since 2006–10, up 80%, faster than rents rose nationally. Rent takes 39.9% 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 ZIP 01850

Bachelor's degrees in ZIP 01850

Bachelor's degrees, % of adults 25+
PeriodZIP 01850Boston areaMassachusettsU.S.
2006–1016.6%42.2%38.5%28.4%
2010–1416.8%44.1%40.1%29.6%
2015–1914.9%48.2%43.6%32.1%
2020–2420.4%51.9%47.2%35.6%
Change+3.8 pts+9.7 pts+8.7 pts+7.2 pts
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Fewer adults in ZIP 01850 have a four-year degree than in the country as a whole: 20.4%, against 35.6% nationally. The share with a degree has risen 3.8 points since 2006–10, as it has nationally. Only 18 of the 343 Massachusetts ZIP codes with 5,000+ people have a lower share of college graduates.

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 01850

High school graduates, % of adults 25+
PeriodZIP 01850Boston areaMassachusettsU.S.
2006–1077.2%89.8%88.4%84.9%
2010–1479.6%90.6%89.3%86.1%
2015–1985.0%91.5%90.5%87.7%
2020–2483.2%91.8%91.0%89.3%
Change+6.0 pts+2.1 pts+2.6 pts+4.3 pts
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About one in six adults in ZIP 01850 never finished high school, well above the national share: only 83.2% have a diploma or equivalent, against 89.3% nationally. Since 2006–10, the share with a diploma has risen 6.0 points, in line with the national trend. ZIP 01850 has a lower share of high school graduates than the great majority of Massachusetts ZIP codes.

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 01850

Unemployment, % of the labor force
PeriodZIP 01850Boston areaMassachusettsU.S.
2006–109.6%7.0%7.5%8.1%
2010–1411.8%8.0%8.7%9.4%
2015–197.9%4.6%5.0%5.6%
2020–248.2%4.9%5.2%5.4%
Change−1.4 pts−2.1 pts−2.3 pts−2.7 pts
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Finding work has been harder in ZIP 01850: 8.2% of the labor force was out of work and looking, well above the national rate of 5.4%. Only 23 of the 343 Massachusetts ZIP codes with 5,000+ people have higher unemployment. Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current 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 01850 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 018502.9433.430.0%50.5%3.8%1943$1,74920.4%83.2%8.2%
ZIP 018522.5737.715.8%56.2%4.6%1958$1,58031.6%84.0%5.2%
ZIP 018262.7243.09.5%20.1%5.3%1974$1,81635.8%91.7%4.2%
ZIP 018542.4933.014.8%61.2%7.2%1962$1,50531.4%85.0%4.7%
ZIP 018513.0436.415.9%56.2%5.0%1945$1,73529.4%78.4%6.1%
ZIP 018632.7443.213.2%18.1%2.6%1970$1,89247.3%92.8%2.3%
ZIP 018242.7442.85.9%17.8%6.7%1969$2,25355.5%93.8%6.6%
ZIP 030762.9340.59.0%13.3%3.1%1987$1,50340.2%96.6%3.4%
ZIP 018762.6645.66.2%15.5%3.0%1978$2,08540.1%92.9%3.3%
ZIP 018622.5940.011.7%28.6%1.0%1982$2,12240.7%92.2%5.7%
ZIP 018792.9938.510.6%13.8%4.0%1989$2,12951.8%94.9%5.5%

All figures 2020–24.

Zip codes with similar populations: 63775, MO · 12589, NY · 00907, PR · 66202, KS · 44833, OH · 37771, TN · 77868, TX · 77979, TX · 25427, WV · 89403, NV

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 01850. 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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