Old Westbury is a city located in Nassau County New York. Old Westbury has a 2024 population of 5,246. Old Westbury is currently growing at a rate of 4.77% annually and its population has increased by 22.23% since the most recent census, which recorded a population of 4,292 in 2020.
The average household income in Old Westbury is $456,581 with a poverty rate of 4.24%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Old Westbury is 27.4 years, 27.4 years for males, and 27.5 years for females.
According to the most recent ACS, the racial composition of Old Westbury was:
White
Asian
Black or African American
Two or more races
Other race
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 1,052 | 3.08 | 93.1 | 6.9 |
| Married | 731 | 3.55 | 91.8 | 8.2 |
| Non Family | 246 | 1.31 | 94.7 | 5.3 |
| Female | 45 | 4.04 | 100 | 0 |
| Male | 30 | 4.63 | 100 | 0 |
3.56
Average Family Size
3.08
Average Household Size
93.1%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among 2+ races people with a rate of 100%.
The highest rate of bachelors degrees is among white people with a rate of 81.17%.
All
Male
Female
$113,858
Average Earnings
$160,156
Average Male
$70,781
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
69.12% of Old Westbury residents speak only English, while 30.88% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 18.18% of the population.
rate
4.24%
Overall Poverty Rate
4.71%
Male Poverty Rate
3.76%
Female Poverty Rate
The race most likely to be in poverty in Old Westbury is Hispanic, with 28.07% below the poverty level.
The race least likely to be in poverty in Old Westbury is White, with 2.05% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 3.4%, and for those that did not work, the poverty rate was 9.9%.
Married
Widowed
Divorced
Separated
NeverMarried
39.4%
Overall Marriage Rate
42.6%
Male Marriage Rate
36.6%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
13.33%
Veteran Poverty Rate
29.33%
Veteran Disability Rate
LaborForceParticipation
56%
Labor Force Participation
51.9%
Employment Rate
7.3%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
60.09%
Born in Old Westbury
75.35%
Native Born
24.65%
Foreign Born
4.51%
Non Citizen
20.14%
Naturalized
75.35% of Old Westbury residents were born in the United States, with 60.09% having been born in New York. 4.51% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 6,438 | 238 | 3.84% |
| 2028 | 6,200 | 239 | 4.01% |
| 2027 | 5,961 | 238 | 4.16% |
| 2026 | 5,723 | 239 | 4.36% |
| 2025 | 5,484 | 238 | 4.54% |
| 2024 | 5,246 | 239 | 4.77% |
| 2023 | 5,007 | 238 | 4.99% |
| 2022 | 4,769 | -8 | -0.17% |
| 2021 | 4,777 | 485 | 11.3% |
| 2020 | 4,292 | 170 | 4.12% |
| 2019 | 4,122 | -479 | -10.41% |
| 2018 | 4,601 | -47 | -1.01% |
| 2017 | 4,648 | 11 | 0.24% |
| 2016 | 4,637 | 30 | 0.65% |
| 2015 | 4,607 | -31 | -0.67% |
| 2014 | 4,638 | 43 | 0.94% |
| 2013 | 4,595 | -16 | -0.35% |
| 2012 | 4,611 | -17 | -0.37% |
| 2011 | 4,628 | -74 | -1.57% |
| 2010 | 4,702 | 474 | 11.21% |
| 2000 | 4,228 | 331 | 8.49% |
| 1990 | 3,897 | 620 | 18.92% |
| 1980 | 3,277 | 610 | 22.87% |
| 1970 | 2,667 | 0 | 0% |