Old Westbury, NY Profile: Facts & Data


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Old Westbury, New York - Basic Facts

The Village of Old Westbury had a population of 4,714 as of July 1, 2018. Old Westbury ranks in the lower quartile for Population Density and the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in New York. See peer rankings below.

The primary coordinate point for Old Westbury is located at latitude 40.7866 and longitude -73.5975 in Nassau County. The formal boundaries for the Village of Old Westbury (see map below) encompass a land area of 8.58 sq. miles and a water area of 0 sq. miles. Nassau County is in the Eastern time zone (GMT -5). The elevation is 161 feet.

The Village of Old Westbury (GNIS ID: 2391036) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The Village of Old Westbury is located within Town of North Hempstead, a minor civil division (MCD) of Nassau County.

Alternate Unofficial Names for Old Westbury: Westbury.

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  1. Old Westbury 2018 Demographic Data
  2. Growth Rates for Old Westbury (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. New York Research Tools (Easy Tools & Current Data)
  3. New York Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Old Westbury, NY Data & Demographics (As of July 1, 2018)


Total Population 4,714
Population in Households 3,348
Population in Familes 3,056
Population in Group Qrtrs 1,366
Population Density2 550
Diversity Index3 67


Median Household Income $200,001
Average Household Income $288,959
Per Capita Income $66,421


Total Housing Units 1,183 (100%)
Owner Occupied HU 997 (84.3%)
Renter Occupied HU 94 ( 7.9%)
Vacant Housing Units 92 ( 7.8%)
Median Home Value $1,841,410
Average Home Value $1,742,424


Total Households 1,091
Average Household Size 3.07
Family Households 923
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 0.11% 0.19%
Households 0.2% 0.2%
Families 0.17% 0.17%
Median Household Income   0.0%
Per Capita Income   1.76%

Old Westbury, NY - Peer Comparisons by Rank and Percentile

The table below compares Old Westbury to the other 1,196 incorporated cities, towns and CDPs in New York by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 361 70th
Population Density # 910 24th
Diversity Index # 103 91st
Median Household Income # 6 98th
Per Capita Income # 115 90th

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