Westbury, New York Demographics & Population 2026
During the 2020–2024 ACS period, Westbury, New York had a total population of 15,808, the 122nd largest village in New York, with a median household income of $145,185, which is 69% higher than the state average. The poverty rate is 3.4%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 69% above the state average — one of the wealthiest communities in New York.
- An exceptionally low poverty rate of 3.4% — among the lowest in New York.
- One of the most racially diverse communities in New York (diversity index: 73/100).
Westbury Quick Facts
How Westbury Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 15,789 | 15,808 | +0.1% |
| Median household income | $136,917 | $145,185 | +6.0% |
| Median home value | $599,700 | $626,500 | +4.5% |
How Westbury Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
This community is exceptionally diverse, with no single racial or ethnic group dominating the population.
State average: 65 | National average: 61
Education
Educational Attainment (Adults 25+)
Westbury Rankings in New York
Explore New York Rankings
Other Cities in Nassau County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Hempstead | 58,801 | $90,420 | 14.4% | $459,500 |
| Levittown | 51,904 | $146,068 | 4.7% | $590,500 |
| Freeport | 44,088 | $120,625 | 7.4% | $505,900 |
| Hicksville | 43,780 | $144,471 | 3.9% | $634,100 |
| Valley Stream | 40,315 | $133,190 | 5.5% | $616,100 |
| East Meadow | 36,821 | $133,971 | 6.4% | $631,800 |
| Elmont | 36,518 | $114,217 | 5.0% | $602,900 |
| Baldwin | 34,994 | $145,472 | 6.6% | $593,800 |
| Long Beach | 34,756 | $140,739 | 7.6% | $696,400 |
| Uniondale | 33,148 | $124,684 | 9.2% | $539,000 |
Cities Similar to Westbury
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Pearl River | 16,155 | $145,063 | $608,200 | 52.6% | 7.3% |
| Sayville | 15,408 | $147,120 | $637,200 | 55.0% | 4.9% |
| Floral Park | 16,169 | $150,084 | $789,600 | 59.9% | 3.0% |
| Hampton Bays | 15,706 | $134,216 | $735,400 | 47.2% | 7.9% |
| Bellmore | 15,954 | $161,674 | $681,800 | 56.3% | 3.1% |
Population Overview
Westbury is a small city located in New York, within Nassau County. The total population is 15,808. It ranks as the 122nd most populous out of 1,289 Census-designated places in New York.
Age Demographics
The median age in Westbury is 44.5 years. This is 12% higher than the state median of 39.8 years.
Economy, Income & Housing
The median household income in Westbury is $145,185. This is 69% higher than the state median of $85,974. It is also 80% higher than the national median of $80,734. The poverty rate stands at 3.4%. This is 76% lower than the state poverty rate of 14.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 4.0%. This is 38% lower than the state rate of 6.4%. The median home value is $626,500. Housing costs are 48% higher than the state median of $423,800. The home-value-to-income ratio is 4.3x. 78.6% of occupied housing units are owner-occupied. This homeownership rate is 45% higher than the state average of 54.4%.
Race & Ethnicity
Westbury is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. White (non-Hispanic) residents account for 34.2%. The Hispanic or Latino population is significantly higher than the state average (34.4% vs 19.8%).
Education
43.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 7% higher than the state rate of 40.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.5%. Notably, 17.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Westbury, New York is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against New York state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,289 Census-designated places in New York. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all New York city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Westbury, New York?
Westbury, New York has a population of 15,808 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Westbury, NY?
The median household income in Westbury is $145,185, which is 80% higher than the national median of $80,734.
What is the poverty rate in Westbury, NY?
The poverty rate in Westbury is 3.4%. This means approximately 529 residents live below the federal poverty line.
What is the racial makeup of Westbury, New York?
Westbury's population is 34.2% White, 16.2% Black, 34.4% Hispanic/Latino, and 10.2% Asian.
What is the median home value in Westbury, NY?
The median home value in Westbury is $626,500. The home-value-to-income ratio is 4.3x.
How educated is Westbury, New York?
43.2% of adults (25+) in Westbury hold a bachelor's degree or higher, and 17.0% hold a graduate or professional degree.