03055, NH Demographics

Population 16,838 · Census ACS 2020–24

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03055, NH map of median age by neighborhood
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Population and households in ZIP 03055

Household size in ZIP 03055

Household size, people per household
PeriodZIP 03055New HampshireU.S.
2006–102.672.522.68
2010–142.572.502.73
2015–192.512.492.71
2020–242.552.512.65
Change−0.12−0.01−0.03
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The average household in ZIP 03055 has 2.55 people, a bit under the U.S. average of 2.65. Since 2006–10, household size has dropped from 2.67, a much bigger shift than nationally. Households are largest in the southwest and smallest 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 ZIP 03055

Median age, years
PeriodZIP 03055New HampshireU.S.
2006–1038.340.637.7
2010–1442.242.138.6
2015–1942.243.339.6
2020–2439.344.240.1
Change+0.9+3.5+2.3
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At 39.3, the median age in ZIP 03055 is close to the national median of 40.1, so its age mix looks much like the country's. The population here is younger than in New Hampshire as a whole, where the median age is 44.2. The median age has climbed from 38.3 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 03055

Single-parent households, % of households
PeriodZIP 03055New HampshireU.S.
2006–1011.1%9.4%12.3%
2010–1410.5%9.5%12.3%
2015–1912.7%8.9%11.6%
2020–2410.8%8.5%11.6%
Change−0.3 pts−0.9 pts−0.6 pts
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Single parents head just over one in ten households in ZIP 03055 (10.8%), close to the national share of 11.6%. Single parents are more common here than in New Hampshire overall (8.5%).

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 03055

Renters in ZIP 03055

Renters, % of occupied homes
PeriodZIP 03055New HampshireU.S.
2006–1033.0%27.4%33.3%
2010–1434.5%29.0%35.6%
2015–1936.9%28.9%36.0%
2020–2434.3%27.2%34.8%
Change+1.3 pts−0.1 pts+1.5 pts
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Just over a third of households in ZIP 03055 rent their homes (34.3%), close to the national share of 34.8%. Renters make up a bigger share here than in New Hampshire as a whole (27.2%). Among homeowners, 26.1% have no mortgage at all, well below the national share of 39.8%. The renter share is up 1.3 points from 2006–10, as it has 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 03055

Vacant homes, % of all homes
PeriodZIP 03055New HampshireU.S.
2006–107.5%12.6%11.4%
2010–146.4%12.5%11.4%
2015–195.5%12.7%11.1%
2020–244.7%11.7%9.6%
Change−2.8 pts−0.9 pts−1.8 pts
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Only 4.7% of homes in ZIP 03055 are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Since 2006–10, vacancy has fallen 2.8 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 ZIP 03055

Age of homes, median year built
PeriodZIP 03055New HampshireU.S.
2006–10197819711974
2010–14197719721975
2015–19197819731977
2020–24198119761980
Change+3+5+6
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The typical home in ZIP 03055 was built around 1981, about the same vintage as the country's housing overall (1980). Homes here are newer than in New Hampshire overall, where the median home dates to 1976. Newer construction is concentrated in the southwest, while the north has the oldest housing.

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 03055

Rent, per month
PeriodZIP 03055New HampshireU.S.
2006–10$1,119$1,018$965
2010–14$1,182$1,094$1,040
2015–19$1,250$1,224$1,213
2020–24$1,534$1,597$1,571
Change+$415+$580+$606
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Rent in ZIP 03055 runs $1,534 a month at the median, utilities included, close to the U.S. median of $1,571. Rents are up $415 a month from 2006–10, a 37% rise, a slower climb than the nation's. Rent takes 29.0% of the typical renter's income, just under the 30% mark often used to define affordable rent. The priciest rents are in the southeast; the most affordable are in the northeast.

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 03055

Bachelor's degrees in ZIP 03055

Bachelor's degrees, % of adults 25+
PeriodZIP 03055New HampshireU.S.
2006–1033.3%33.5%28.4%
2010–1435.3%35.0%29.6%
2015–1936.7%37.6%32.1%
2020–2437.1%41.1%35.6%
Change+3.8 pts+7.6 pts+7.2 pts
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College degrees are about as common in ZIP 03055 as nationally: 37.1% of adults 25 and older have a bachelor's or higher, against 35.6%. The share is lower than in New Hampshire as a whole (41.1%). Since 2006–10, the share with a degree has risen 3.8 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 03055

High school graduates, % of adults 25+
PeriodZIP 03055New HampshireU.S.
2006–1093.0%91.0%84.9%
2010–1496.1%92.0%86.1%
2015–1992.7%93.1%87.7%
2020–2495.7%94.5%89.3%
Change+2.7 pts+3.5 pts+4.3 pts
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High school completion is high in ZIP 03055: 95.7% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. That is in line with the rest of New Hampshire. The share with a diploma is up 2.7 points from 2006–10, as it has nationally.

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 03055

Unemployment, % of the labor force
PeriodZIP 03055New HampshireU.S.
2006–105.7%5.9%8.1%
2010–146.7%6.6%9.4%
2015–194.5%3.6%5.6%
2020–242.3%3.4%5.4%
Change−3.4 pts−2.5 pts−2.7 pts
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The job market in ZIP 03055 has been strong: just 2.3% of the labor force was out of work and looking, well below the national rate of 5.4%. Unemployment has fallen 3.4 points since 2006–10, mirroring the country. 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 03055 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 030552.5539.310.8%34.3%4.7%1981$1,53437.1%95.7%2.3%
ZIP 030312.6146.83.1%8.0%0.8%1978$1,73566.1%99.6%1.6%
ZIP 030862.3546.24.3%22.6%9.4%1971$1,65237.9%94.0%1.4%
ZIP 030573.0542.77.3%4.3%7.6%1978$1,10751.0%95.8%1.8%
ZIP 030333.1441.28.4%4.9%3.4%1993$2,37656.9%97.8%1.0%
ZIP 030492.6047.95.4%8.5%2.2%1980$2,08657.3%96.9%1.8%
ZIP 030822.6049.95.6%7.6%10.8%1981$1,48940.2%97.1%9.6%
ZIP 030542.6442.26.6%10.9%4.0%1985$1,94050.3%97.2%2.0%
ZIP 030482.5045.47.5%18.7%10.4%1976$1,67324.4%88.7%5.6%
ZIP 030632.3940.210.9%37.2%3.9%1979$1,91545.7%93.8%2.0%
ZIP 030842.4849.95.7%16.2%8.1%1981$1,20138.9%94.6%2.6%

All figures 2020–24.

Zip codes with similar populations: 38611, MS · 98065, WA · 70006, LA · 28387, NC · 50111, IA · 27504, NC · 20015, DC · 60192, IL · 67002, KS · 19015, 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 03055. 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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