Westbury, NY Demographics

Population 20,187 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Westbury, NY map of median age by neighborhood
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Population and households in Westbury

Household size in Westbury

Household size, people per household
PeriodWestburyNew York areaNew YorkU.S.
2006–102.952.792.682.68
2010–143.002.852.722.73
2015–192.912.822.692.71
2020–242.922.792.652.65
Change−0.03−0.00−0.03−0.03
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Households in Westbury are large by national standards, averaging 2.92 people against 2.65 for the U.S. That usually means more families with children at home. Households are largest in the northeast and smallest in the south.

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 Westbury

Median age, years
PeriodWestburyNew York areaNew YorkU.S.
2006–1039.038.038.337.7
2010–1439.838.739.038.6
2015–1940.239.840.239.6
2020–2446.640.440.840.1
Change+7.5+2.4+2.5+2.3
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With a median age of 46.6, Westbury is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees. Since 2006–10, the median age has climbed from 39.0, a much bigger shift than nationally. Residents skew youngest in the center and 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 Westbury

Single-parent households, % of households
PeriodWestburyNew York areaNew YorkU.S.
2006–1012.1%13.1%13.1%12.3%
2010–148.4%12.8%12.7%12.3%
2015–197.5%11.4%11.6%11.6%
2020–2411.1%11.6%11.6%11.6%
Change−1.0 pts−1.5 pts−1.5 pts−0.6 pts
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Single parents head just over one in ten households in Westbury (11.1%), close to the national share of 11.6%. The single-parent share has edged down 1.0 points since 2006–10, mirroring the country.

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 Westbury

Renters in Westbury

Renters, % of occupied homes
PeriodWestburyNew York areaNew YorkU.S.
2006–1023.5%47.1%44.8%33.3%
2010–1426.1%48.7%46.2%35.6%
2015–1926.7%48.8%46.2%36.0%
2020–2424.4%48.6%45.7%34.8%
Change+0.9 pts+1.5 pts+0.9 pts+1.5 pts
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Only 24.4% of households in Westbury rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. More than four in ten owners (43.3%) have paid off their mortgages, above the national share of 39.8%. Rentals cluster in the south; owners are most common in the west. The renter share has edged up 0.9 points since 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 Westbury

Vacant homes, % of all homes
PeriodWestburyNew York areaNew YorkU.S.
2006–108.8%9.1%10.3%11.4%
2010–145.8%9.0%10.4%11.4%
2015–197.8%9.1%11.0%11.1%
2020–243.9%7.9%9.7%9.6%
Change−4.9 pts−1.2 pts−0.6 pts−1.8 pts
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Only 3.9% of homes in Westbury are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Since 2006–10, vacancy has fallen 4.9 points, as it has nationally. Westbury has a lower vacancy rate than the great majority of New York cities.

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 Westbury

Age of homes, median year built
PeriodWestburyNew York areaNew YorkU.S.
2006–101962195719561974
2010–141961195819571975
2015–191964195919581977
2020–241962196219611980
Change−0+5+5+6
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Westbury is a place of older homes: half were built before 1962, while the national median is 1980. That means established neighborhoods, and more houses that may need updating. The picture is much the same across the New York area.

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 Westbury

Rent, per month
PeriodWestburyNew York areaNew YorkU.S.
2006–10$1,559$1,268$1,095$965
2010–14$1,653$1,377$1,201$1,040
2015–19$2,191$1,645$1,426$1,213
2020–24$2,125$2,060$1,794$1,571
Change+$566+$792+$698+$606
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Rent in Westbury runs $2,125 a month at the median, utilities included, well above the U.S. median of $1,571. Rents are up $566 a month from 2006–10, a 36% rise, a slower climb than the nation's. Rent takes 23.1% of the typical renter's income, comfortably under 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 Westbury

Bachelor's degrees in Westbury

Bachelor's degrees, % of adults 25+
PeriodWestburyNew York areaNew YorkU.S.
2006–1042.2%35.0%31.9%28.4%
2010–1441.4%36.7%33.4%29.6%
2015–1945.3%39.9%36.2%32.1%
2020–2447.3%43.6%39.8%35.6%
Change+5.2 pts+8.6 pts+8.0 pts+7.2 pts
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Westbury is highly educated: nearly half of adults 25 and older (47.3%) hold at least a bachelor's degree, far above the national share of 35.6%. The share with a degree has risen 5.2 points since 2006–10, in line with the national trend.

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 Westbury

High school graduates, % of adults 25+
PeriodWestburyNew York areaNew YorkU.S.
2006–1086.0%83.7%84.0%84.9%
2010–1488.3%84.6%84.9%86.1%
2015–1988.6%86.2%86.5%87.7%
2020–2490.2%86.9%87.3%89.3%
Change+4.2 pts+3.3 pts+3.3 pts+4.3 pts
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About as many adults in Westbury have finished high school as nationally: 90.2%, against 89.3%. The rate is higher than in the New York area as a whole (86.9%). The share with a diploma has risen 4.2 points since 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 Westbury

Unemployment, % of the labor force
PeriodWestburyNew York areaNew YorkU.S.
2006–104.9%7.9%7.7%8.1%
2010–145.7%9.5%9.2%9.4%
2015–194.9%5.7%5.7%5.6%
2020–243.8%6.9%6.6%5.4%
Change−1.1 pts−0.9 pts−1.2 pts−2.7 pts
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Unemployment in Westbury runs below the national rate: 3.8% of the labor force was out of work and looking, against 5.4% nationally. Unemployment is down 1.1 points from 2006–10, mirroring the country. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's 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).

Westbury compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Westbury2.9246.611.1%24.4%3.9%1962$2,12547.3%90.2%3.8%
New Cassel4.1035.724.7%37.0%4.1%1958$2,31023.7%78.3%3.8%
Carle Place2.6645.97.7%18.7%4.1%1954$2,21845.6%91.2%3.9%
Salisbury2.9545.34.7%8.6%2.0%1955$1,90946.5%95.4%2.8%
Old Westbury3.1640.55.0%6.8%7.2%1967$3,39280.9%93.6%4.9%
East Garden City2.7234.121.1%44.5%11.3%1961$3,50152.9%92.3%5.2%
East Williston3.0940.83.0%2.5%1.0%1950$2,14168.7%95.9%1.7%
Mineola2.5842.27.4%32.0%6.8%1960$2,68257.4%89.0%2.8%
Williston Park3.0241.35.3%19.0%6.3%1946$2,34352.8%94.7%5.1%
Jericho3.2144.36.7%18.1%3.6%1965$2,95072.0%95.2%4.0%
Hicksville3.5045.38.4%15.5%2.7%1954$3,21941.6%90.8%3.9%

All figures 2020–24.

Cities with similar populations: West Plains, MO · Big Lake, MN · Blairsville, GA · Bloomfield, CT · Bon Air, VA · Braselton, GA · Brookfield, IL · Washington Court House, OH · Watervliet, NY · Waunakee, WI

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 Westbury. 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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