03873, NH Demographics

Population 6,569 · Census ACS 2020–24

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03873, NH map of median age by neighborhood
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Population and households in ZIP 03873

Household size in ZIP 03873

Household size, people per household
PeriodZIP 03873Boston areaNew HampshireU.S.
2006–103.012.542.522.68
2010–142.842.592.502.73
2015–192.852.602.492.71
2020–242.842.552.512.65
Change−0.17+0.01−0.01−0.03
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Households in ZIP 03873 average 2.84 people, above the national 2.65, so families with children are more common here. Since 2006–10, household size has dropped from 3.01, a much bigger shift than nationally. ZIP 03873 has larger households than the great majority of New Hampshire ZIP codes.

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 03873

Median age, years
PeriodZIP 03873Boston areaNew HampshireU.S.
2006–1036.938.940.637.7
2010–1441.139.742.138.6
2015–1942.440.443.339.6
2020–2442.840.844.240.1
Change+5.8+1.9+3.5+2.3
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The median resident of ZIP 03873 is 42.8 years old, a bit older than the national median of 40.1. The median age has climbed from 36.9 in 2006–10, as it has nationally. The youngest areas are in the west, the oldest in the south.

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 03873

Single-parent households, % of households
PeriodZIP 03873Boston areaNew HampshireU.S.
2006–1011.3%10.4%9.4%12.3%
2010–1410.9%10.2%9.5%12.3%
2015–197.0%9.6%8.9%11.6%
2020–2417.4%9.7%8.5%11.6%
Change+6.1 pts−0.7 pts−0.9 pts−0.6 pts
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Single-parent households are common in ZIP 03873: 17.4% of all households, against 11.6% nationally. Since 2006–10, the single-parent share has risen 6.1 points, even as the national share fell. No other New Hampshire 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 03873

Renters in ZIP 03873

Renters, % of occupied homes
PeriodZIP 03873Boston areaNew HampshireU.S.
2006–1012.4%36.8%27.4%33.3%
2010–148.1%38.5%29.0%35.6%
2015–199.1%38.3%28.9%36.0%
2020–2417.2%38.4%27.2%34.8%
Change+4.8 pts+1.6 pts−0.1 pts+1.5 pts
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ZIP 03873 is largely a place of homeowners: only 17.2% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. More than one in five owners (23.0%) have paid off their mortgages, well below the national share of 39.8%. Since 2006–10, the renter share has risen 4.8 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 03873

Vacant homes, % of all homes
PeriodZIP 03873Boston areaNew HampshireU.S.
2006–102.0%8.1%12.6%11.4%
2010–145.0%7.4%12.5%11.4%
2015–198.1%7.3%12.7%11.1%
2020–243.4%6.7%11.7%9.6%
Change+1.4 pts−1.4 pts−0.9 pts−1.8 pts
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Only 3.4% of homes in ZIP 03873 are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Vacancy is up 1.4 points from 2006–10, even as the national rate fell. Of the 79 New Hampshire ZIP codes with 5,000+ people, only seven 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 03873

Age of homes, median year built
PeriodZIP 03873Boston areaNew HampshireU.S.
2006–101987195819711974
2010–141987195919721975
2015–191986196119731977
2020–241989196419761980
Change+3+6+5+6
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Much of the housing in ZIP 03873 is relatively new: half of its homes were built after 1989, compared with 1980 for the U.S. as a whole. Newer construction is concentrated in the north, while the west has the oldest housing. Only five of the 79 New Hampshire ZIP codes 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 ZIP 03873

Rent, per month
PeriodZIP 03873Boston areaNew HampshireU.S.
2006–10$1,159$1,171$1,018$965
2010–14$1,350$1,251$1,094$1,040
2015–19$1,324$1,537$1,224$1,213
2020–24$1,893$2,051$1,597$1,571
Change+$733+$881+$580+$606
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A typical rental in ZIP 03873 costs $1,893 a month with utilities, well above the national median of $1,571. Even so, rents here are lower than in the Boston area as a whole ($2,051). Rent has climbed $733 a month since 2006–10, up 63%, roughly in step with the nation. The typical renter here spends 51.0% of household income on rent, 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 03873

Bachelor's degrees in ZIP 03873

Bachelor's degrees, % of adults 25+
PeriodZIP 03873Boston areaNew HampshireU.S.
2006–1027.8%42.2%33.5%28.4%
2010–1426.9%44.1%35.0%29.6%
2015–1930.2%48.2%37.6%32.1%
2020–2435.3%51.9%41.1%35.6%
Change+7.5 pts+9.7 pts+7.6 pts+7.2 pts
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Just over a third of adults 25 and older in ZIP 03873 (35.3%) hold at least a bachelor's degree, close to the national share of 35.6%. The share is lower than in the wider Boston area (51.9%). Since 2006–10, the share with a degree has risen 7.5 points, 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 ZIP 03873

High school graduates, % of adults 25+
PeriodZIP 03873Boston areaNew HampshireU.S.
2006–1097.7%89.8%91.0%84.9%
2010–1495.2%90.6%92.0%86.1%
2015–1994.0%91.5%93.1%87.7%
2020–2496.3%91.8%94.5%89.3%
Change−1.4 pts+2.1 pts+3.5 pts+4.3 pts
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High school completion is high in ZIP 03873: 96.3% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma has edged down 1.4 points since 2006–10, even as 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 ZIP 03873

Unemployment, % of the labor force
PeriodZIP 03873Boston areaNew HampshireU.S.
2006–106.5%7.0%5.9%8.1%
2010–144.6%8.0%6.6%9.4%
2015–193.6%4.6%3.6%5.6%
2020–244.1%4.9%3.4%5.4%
Change−2.4 pts−2.1 pts−2.5 pts−2.7 pts
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Unemployment in ZIP 03873 runs below the national rate: 4.1% of the labor force was out of work and looking, against 5.4% nationally. Since 2006–10, unemployment has fallen 2.4 points, as it has nationally. 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 03873 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 038732.8442.817.4%17.2%3.4%1989$1,89335.3%96.3%4.1%
ZIP 038412.6046.83.7%14.0%7.6%1983$1,47546.0%97.6%5.0%
ZIP 038192.5044.613.0%5.5%5.0%1990$2,02537.6%95.4%1.7%
ZIP 030362.8746.46.0%2.8%7.3%1991$1,69940.9%98.0%3.0%
ZIP 038262.3136.612.1%26.3%10.4%1995$1,21942.2%98.3%1.2%
ZIP 030442.7044.513.2%9.5%7.4%1990$2,57832.1%91.9%1.4%
ZIP 038482.4054.77.1%25.8%6.4%1980$1,44237.2%96.3%4.3%
ZIP 030382.7240.611.8%29.9%9.6%1982$1,71537.3%94.0%3.5%
ZIP 030772.5645.65.2%14.2%5.8%1983$1,47026.4%94.0%3.5%
ZIP 038112.4756.85.2%7.4%3.7%1979$1,14041.0%95.1%6.1%
ZIP 038652.5740.715.3%21.9%1.7%1977$1,64935.8%95.5%4.2%

All figures 2020–24.

Zip codes with similar populations: 39341, MS · 46552, IN · 87901, NM · 87313, NM · 45817, OH · 45656, OH · 45065, OH · 24101, VA · 44050, OH · 75114, 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 ZIP 03873. 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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