Centre Island, NY Demographics

Population 393 · Census ACS 2020–24

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Centre Island, NY map of median age by neighborhood
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Population and households in Centre Island

Household size in Centre Island

Household size, people per household
PeriodCentre IslandNew York areaNew YorkU.S.
2006–102.492.792.682.68
2010–142.582.852.722.73
2015–192.562.822.692.71
2020–242.372.792.652.65
Change−0.12−0.00−0.03−0.03
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Households in Centre Island are small: just 2.37 people on average, compared with 2.65 nationally. That is typical of places where many people live alone or as couples, and fewer have children at home. Since 2006–10, household size has dropped from 2.49, but in a place this small, survey estimates can swing a lot from one release to the next.

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 Centre Island

Median age, years
PeriodCentre IslandNew York areaNew YorkU.S.
2006–1046.238.038.337.7
2010–1452.638.739.038.6
2015–1954.439.840.239.6
2020–2455.640.440.840.1
Change+9.4+2.4+2.5+2.3
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With a median age of 55.6, Centre Island is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees.

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 Centre Island

Single-parent households, % of households
PeriodCentre IslandNew York areaNew YorkU.S.
2006–101.9%13.1%13.1%12.3%
2010–143.1%12.8%12.7%12.3%
2015–196.3%11.4%11.6%11.6%
2020–245.9%11.6%11.6%11.6%
Change+3.9 pts−1.5 pts−1.5 pts−0.6 pts
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Single parents head only 5.9% of households in Centre Island, well below the national share of 11.6%.

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 Centre Island

Renters in Centre Island

Renters, % of occupied homes
PeriodCentre IslandNew York areaNew YorkU.S.
2006–1024.7%47.1%44.8%33.3%
2010–1416.1%48.7%46.2%35.6%
2015–1922.3%48.8%46.2%36.0%
2020–2417.6%48.6%45.7%34.8%
Change−7.2 pts+1.5 pts+0.9 pts+1.5 pts
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Only 17.6% of households in Centre Island rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 45.6% have no mortgage at all, above the national share of 39.8%.

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 Centre Island

Vacant homes, % of all homes
PeriodCentre IslandNew York areaNew YorkU.S.
2006–1030.6%9.1%10.3%11.4%
2010–1422.1%9.0%10.4%11.4%
2015–1929.6%9.1%11.0%11.1%
2020–2419.5%7.9%9.7%9.6%
Change−11.1 pts−1.2 pts−0.6 pts−1.8 pts
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Vacancy is high in Centre Island: 19.5% of homes are empty, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand.

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 Centre Island

Age of homes, median year built
PeriodCentre IslandNew York areaNew YorkU.S.
2006–101958195719561974
2010–141954195819571975
2015–191950195919581977
2020–241965196219611980
Change+7+5+5+6
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Centre Island is a place of older homes: half were built before 1965, while the national median is 1980. That means established neighborhoods, and more houses that may need updating. The New York area as a whole looks much the same.

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 Centre Island

Rent, per month
PeriodCentre IslandNew York areaNew YorkU.S.
2006–10$2,001$1,268$1,095$965
2010–14$2,001$1,377$1,201$1,040
2015–19$3,501$1,645$1,426$1,213
2020–24$2,483$2,060$1,794$1,571
Change+$482+$792+$698+$606
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The median renter in Centre Island pays $2,483 a month for rent and utilities, well above the national median of $1,571. The typical renter here spends 36.0% 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 Centre Island

Bachelor's degrees in Centre Island

Bachelor's degrees, % of adults 25+
PeriodCentre IslandNew York areaNew YorkU.S.
2006–1065.7%35.0%31.9%28.4%
2010–1465.7%36.7%33.4%29.6%
2015–1970.7%39.9%36.2%32.1%
2020–2458.8%43.6%39.8%35.6%
Change−6.9 pts+8.6 pts+8.0 pts+7.2 pts
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Centre Island is highly educated: about six in ten adults 25 and older (58.8%) hold at least a bachelor's degree, far above the national share of 35.6%.

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 Centre Island

High school graduates, % of adults 25+
PeriodCentre IslandNew York areaNew YorkU.S.
2006–1089.0%83.7%84.0%84.9%
2010–1497.3%84.6%84.9%86.1%
2015–1997.9%86.2%86.5%87.7%
2020–2497.3%86.9%87.3%89.3%
Change+8.2 pts+3.3 pts+3.3 pts+4.3 pts
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Finishing high school is nearly universal in Centre Island: 97.3% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%.

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 Centre Island

Unemployment, % of the labor force
PeriodCentre IslandNew York areaNew YorkU.S.
2006–106.2%7.9%7.7%8.1%
2010–140.9%9.5%9.2%9.4%
2015–190.0%5.7%5.7%5.6%
2020–243.9%6.9%6.6%5.4%
Change−2.3 pts−0.9 pts−1.2 pts−2.7 pts
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Jobs have been easier to find in Centre Island than nationally: unemployment was 3.9%, against 5.4%. 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).

Centre Island compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Centre Island2.3755.65.9%17.6%19.5%1965$2,48358.8%97.3%3.9%
Cove Neck2.4251.57.4%13.3%16.3%1967$3,12577.9%97.8%1.5%
Bayville2.6152.34.4%11.8%9.6%1966$2,24753.4%95.9%5.6%
Mill Neck3.0149.34.0%13.8%6.7%1958$3,50170.4%93.0%5.6%
Oyster Bay2.8040.99.9%41.7%4.3%1951$2,29044.9%93.0%2.9%
Oyster Bay Cove3.0549.93.3%7.4%4.6%1974$2,77477.6%99.3%5.2%
Lloyd Harbor3.0648.53.8%2.7%7.3%1967$1,82175.4%92.6%0.6%
East Norwich2.8945.15.3%1.7%6.0%1958$2,87570.1%95.7%2.2%
Lattingtown2.6750.11.7%12.5%7.2%1957$3,50166.0%94.5%2.6%
Matinecock3.0550.26.3%10.9%4.8%1957$3,46969.4%94.9%5.5%
Laurel Hollow3.0546.23.9%5.5%6.6%1968$2,93973.3%99.1%2.6%

All figures 2020–24.

Cities with similar populations: English Lake, IN · Duncanon, KY · Duplainville, WI · Durham, KS · Terhune, IN · Taylor, UT · Eastlake, MI · Sunrise, MS · Eden, SD · Sundale, OH

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 Centre Island. 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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