Mariners Harbor, Staten Island, NY Demographics

Population 30,401 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Mariners Harbor, Staten Island, NY map of median age by neighborhood
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Population and households in Mariners Harbor

Household size in Mariners Harbor

Household size, people per household
PeriodMariners HarborStaten IslandNew York areaNew YorkU.S.
2006–103.132.802.792.682.68
2010–143.092.842.852.722.73
2015–193.352.852.822.692.71
2020–243.052.962.792.652.65
Change−0.07+0.17−0.00−0.03−0.03
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Mariners Harbor is a place of big households: 3.05 people per home on average, compared with 2.65 nationally. Numbers like that usually point to plenty of families with kids. Household size has edged down from 3.13 in 2006–10, in line with the national trend.

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 Mariners Harbor

Median age, years
PeriodMariners HarborStaten IslandNew York areaNew YorkU.S.
2006–1032.738.438.038.337.7
2010–1433.839.438.739.038.6
2015–1933.740.739.840.239.6
2020–2440.041.040.440.840.1
Change+7.4+2.7+2.4+2.5+2.3
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Half of the people in Mariners Harbor are younger than 40.0 and half are older, close to the national median of 40.1. The median age has climbed from 32.7 in 2006–10, a much bigger shift than nationally. The youngest areas are in the northwest, 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 Mariners Harbor

Single-parent households, % of households
PeriodMariners HarborStaten IslandNew York areaNew YorkU.S.
2006–1021.4%11.2%13.1%13.1%12.3%
2010–1418.4%11.3%12.8%12.7%12.3%
2015–1914.6%9.9%11.4%11.6%11.6%
2020–2413.7%11.7%11.6%11.6%11.6%
Change−7.8 pts+0.5 pts−1.5 pts−1.5 pts−0.6 pts
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Single-parent households are more common in Mariners Harbor than nationally: 13.7%, against 11.6%. Since 2006–10, the single-parent share has fallen 7.8 points, 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 Mariners Harbor

Renters in Mariners Harbor

Renters, % of occupied homes
PeriodMariners HarborStaten IslandNew York areaNew YorkU.S.
2006–1035.7%29.7%47.1%44.8%33.3%
2010–1437.5%31.2%48.7%46.2%35.6%
2015–1932.6%30.7%48.8%46.2%36.0%
2020–2433.1%32.3%48.6%45.7%34.8%
Change−2.6 pts+2.6 pts+1.5 pts+0.9 pts+1.5 pts
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Renting in Mariners Harbor is about as common as it is nationally: 33.1% of households rent, against 34.8%. Nearly three in ten owners (29.0%) have paid off their mortgages, well below the national share of 39.8%. Rentals cluster in the northwest; owners are most common in the southwest. Since 2006–10, the renter share has fallen 2.6 points, even as the national share rose.

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 Mariners Harbor

Vacant homes, % of all homes
PeriodMariners HarborStaten IslandNew York areaNew YorkU.S.
2006–108.2%7.8%9.1%10.3%11.4%
2010–149.9%8.1%9.0%10.4%11.4%
2015–1911.1%9.0%9.1%11.0%11.1%
2020–249.2%8.6%7.9%9.7%9.6%
Change+1.0 pts+0.7 pts−1.2 pts−0.6 pts−1.8 pts
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Vacancy in Mariners Harbor is close to the national rate: 9.2% of homes are empty, against 9.6%. Since 2006–10, vacancy has edged up 1.0 points, even as the national rate fell.

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 Mariners Harbor

Age of homes, median year built
PeriodMariners HarborStaten IslandNew York areaNew YorkU.S.
2006–1019701968195719561974
2010–1419671968195819571975
2015–1919721969195919581977
2020–2419711971196219611980
Change+1+3+5+5+6
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Mariners Harbor is a place of older homes: half were built before 1971, while the national median is 1980. That means established neighborhoods, and more houses that may need updating. Newer construction is concentrated in the center, while the northeast 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 Mariners Harbor

Rent, per month
PeriodMariners HarborStaten IslandNew York areaNew YorkU.S.
2006–10$1,228$1,191$1,268$1,095$965
2010–14$1,306$1,260$1,377$1,201$1,040
2015–19$1,499$1,439$1,645$1,426$1,213
2020–24$1,691$1,856$2,060$1,794$1,571
Change+$463+$665+$792+$698+$606
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The median renter in Mariners Harbor pays $1,691 a month for rent and utilities, above the national median of $1,571. Still, rents here are lower than in Staten Island overall ($1,856). Rent has climbed $463 a month since 2006–10, up 38%, a slower climb than the nation's. The typical renter here spends 31.5% of household income on rent, just over 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 Mariners Harbor

Bachelor's degrees in Mariners Harbor

Bachelor's degrees, % of adults 25+
PeriodMariners HarborStaten IslandNew York areaNew YorkU.S.
2006–1020.5%28.3%35.0%31.9%28.4%
2010–1423.0%30.3%36.7%33.4%29.6%
2015–1926.4%33.5%39.9%36.2%32.1%
2020–2428.7%35.5%43.6%39.8%35.6%
Change+8.2 pts+7.2 pts+8.6 pts+8.0 pts+7.2 pts
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College degrees are less common in Mariners Harbor than nationally: 28.7% of adults 25 and older have a bachelor's or higher, against 35.6%. The share with a degree has risen 8.2 points since 2006–10, as it has nationally. Mariners Harbor has a lower share of college graduates than the great majority of Staten Island neighborhoods.

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 Mariners Harbor

High school graduates, % of adults 25+
PeriodMariners HarborStaten IslandNew York areaNew YorkU.S.
2006–1082.6%87.0%83.7%84.0%84.9%
2010–1483.4%87.7%84.6%84.9%86.1%
2015–1981.8%88.3%86.2%86.5%87.7%
2020–2484.7%88.0%86.9%87.3%89.3%
Change+2.1 pts+1.0 pts+3.3 pts+3.3 pts+4.3 pts
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Just over one in seven adults in Mariners Harbor never finished high school, more than nationally: 84.7% have a diploma or equivalent, against 89.3% across the U.S. The share with a diploma is up 2.1 points from 2006–10, in line with the national trend.

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 Mariners Harbor

Unemployment, % of the labor force
PeriodMariners HarborStaten IslandNew York areaNew YorkU.S.
2006–107.4%6.2%7.9%7.7%8.1%
2010–149.4%7.8%9.5%9.2%9.4%
2015–194.8%4.7%5.7%5.7%5.6%
2020–249.4%5.5%6.9%6.6%5.4%
Change+2.0 pts−0.7 pts−0.9 pts−1.2 pts−2.7 pts
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Unemployment in Mariners Harbor runs well above the national rate: 9.4% of the labor force was out of work and looking, against 5.4%. Only one other Staten Island neighborhood has higher unemployment. Unemployment is up 2.0 points from 2006–10, even as the national rate fell.

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).

Mariners Harbor compared with nearby neighborhoods

NeighborhoodHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Mariners Harbor3.0540.013.7%33.1%9.2%1971$1,69128.7%84.7%9.4%
Howland Hook2.5343.017.9%45.9%7.9%1977$1,29426.1%82.5%4.3%
Port Richmond3.2136.616.6%45.5%11.6%1962$1,84126.9%83.7%5.6%
Bulls Head2.8542.18.0%36.9%9.5%1976$2,04433.2%86.1%4.2%
Westerleigh-Castleton3.0441.08.8%24.7%8.2%1961$2,14638.8%90.7%5.1%
Bloomfield2.9438.810.4%25.9%7.3%1981$1,98434.2%90.0%4.4%
Sunset Hill2.7241.57.9%27.1%10.0%1944$1,70848.8%94.4%4.3%
Constable Hook2.4240.513.4%64.6%5.2%1957$1,49439.5%90.1%7.2%
Richmondtown3.0240.98.7%22.5%8.2%1981$1,86939.8%89.9%6.5%
Todt Hill3.2141.18.7%25.5%7.0%1971$1,57147.2%90.9%2.9%
New Brighton3.0336.522.4%56.1%12.8%1950$1,65529.0%84.3%7.4%

All figures 2020–24.

Neighborhoods with similar populations: Bayview, San Francisco, CA · Pennsport-Whitman-Queen, Philadelphia, PA · Crenshaw, Los Angeles, CA · Douglaston-Little Neck, Queens, NY · Near West Side, Chicago, IL · Serra Mesa, San Diego, CA · Hawaii Kai, East Honolulu, HI · Wissanoning, Philadelphia, PA · Juniata Park-Feltonville, Philadelphia, PA · Riverdale, Bronx, NY

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 Mariners Harbor. 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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