Greenlawn, New York Demographics & Population 2026
During the 2020–2024 ACS period, Greenlawn, New York had a total population of 15,210, the 127th largest community in New York, with a median household income of $164,427, which is 91% higher than the state average. The poverty rate is 6.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 91% above the state average — one of the wealthiest communities in New York.
- Near full employment with an unemployment rate of just 2.1%.
Greenlawn Quick Facts
How Greenlawn 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 | 14,986 | 15,210 | +1.5% |
| Median household income | $161,442 | $164,427 | +1.8% |
| Median home value | $626,700 | $630,800 | +0.7% |
How Greenlawn 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
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 65 | National average: 61
Education
Educational Attainment (Adults 25+)
Greenlawn Rankings in New York
Explore New York Rankings
Other Cities in Suffolk County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| West Babylon | 43,570 | $129,519 | 5.9% | $531,900 |
| Coram | 39,539 | $105,220 | 7.5% | $452,100 |
| Central Islip | 38,373 | $113,707 | 9.2% | $436,400 |
| Commack | 36,558 | $169,792 | 4.2% | $678,200 |
| Huntington Station | 32,601 | $135,477 | 7.2% | $578,000 |
| Centereach | 31,839 | $132,240 | 5.3% | $514,800 |
| Bay Shore | 31,683 | $105,618 | 10.2% | $492,200 |
| Shirley | 28,375 | $112,788 | 6.5% | $424,900 |
| Deer Park | 27,990 | $137,105 | 3.4% | $543,500 |
| Lindenhurst | 27,142 | $130,128 | 5.7% | $521,500 |
Cities Similar to Greenlawn
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Seaford | 15,549 | $172,557 | $658,300 | 46.0% | 3.6% |
| Bellmore | 15,954 | $161,674 | $681,800 | 56.3% | 3.1% |
| South Farmingdale | 14,676 | $155,072 | $607,700 | 42.4% | 2.9% |
| Sayville | 15,408 | $147,120 | $637,200 | 55.0% | 4.9% |
| New Cassel | 14,551 | $155,443 | $509,100 | 21.5% | 7.6% |
Population Overview
Greenlawn is a small city located in New York, within Suffolk County. The total population is 15,210. It ranks as the 127th most populous out of 1,289 Census-designated places in New York.
Age Demographics
The median age in Greenlawn is 37.8 years. This is 5% lower than the state median of 39.8 years.
Economy, Income & Housing
The median household income in Greenlawn is $164,427. This is 91% higher than the state median of $85,974. It is also 104% higher than the national median of $80,734. The poverty rate stands at 6.3%. This is 55% lower than the state poverty rate of 14.0%. The unemployment rate is 2.1%. This is 68% lower than the state rate of 6.4%. The median home value is $630,800. Housing costs are 49% higher than the state median of $423,800. The home-value-to-income ratio is 3.8x. 83.0% of occupied housing units are owner-occupied. This homeownership rate is 53% higher than the state average of 54.4%.
Race & Ethnicity
The largest racial or ethnic group in Greenlawn is White (non-Hispanic), making up 53.1% of the population. Hispanic or Latino residents account for 25.1%. The Asian population (4.2%) is well below the state average of 9.0%.
Education
45.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 12% 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 94.3%. Notably, 22.7% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Greenlawn, 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.
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Frequently Asked Questions
What is the population of Greenlawn, New York?
Greenlawn, New York has a population of 15,210 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Greenlawn, NY?
The median household income in Greenlawn is $164,427, which is 104% higher than the national median of $80,734.
What is the poverty rate in Greenlawn, NY?
The poverty rate in Greenlawn is 6.3%. This means approximately 949 residents live below the federal poverty line.
What is the racial makeup of Greenlawn, New York?
Greenlawn's population is 53.1% White, 13.8% Black, 25.1% Hispanic/Latino, and 4.2% Asian.
What is the median home value in Greenlawn, NY?
The median home value in Greenlawn is $630,800. The home-value-to-income ratio is 3.8x.
How educated is Greenlawn, New York?
45.1% of adults (25+) in Greenlawn hold a bachelor's degree or higher, and 22.7% hold a graduate or professional degree.