Roslyn Harbor, New York Demographics & Population 2026
During the 2020–2024 ACS period, Roslyn Harbor, New York had a total population of 1,036, the 848th largest village in New York, with a median household income of $250,000+, which is 191% higher than the state average. The poverty rate is 9.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 191% above the state average — one of the wealthiest communities in New York.
- 70.0% of adults hold a bachelor's degree or higher — top 10% in New York.
Roslyn Harbor Quick Facts
How Roslyn Harbor 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 | 1,032 | 1,036 | +0.4% |
| Median household income | $231,250 | $250,000+ | +8.1% |
| Median home value | $1,428,600 | $1,525,000 | +6.7% |
How Roslyn Harbor 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
Moderate diversity with one or two groups making up the majority.
State average: 65 | National average: 61
Education
Educational Attainment (Adults 25+)
Roslyn Harbor 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 Roslyn Harbor
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Plandome Heights | 1,036 | $250,000+ | $1,618,000 | 84.0% | 3.8% |
| Old Field | 1,007 | $250,000+ | $1,318,500 | 81.1% | 4.7% |
| Russell Gardens | 1,078 | $242,083 | $1,528,400 | 84.3% | 2.6% |
| Yorkshire | 1,138 | N/A | N/A | 0.0% | 33.1% |
| Great Bend | 938 | N/A | $172,600 | 17.3% | 31.3% |
Population Overview
Roslyn Harbor is a small community located in New York, within Nassau County. The total population is 1,036. It ranks as the 848th most populous out of 1,289 Census-designated places in New York.
Age Demographics
The median age in Roslyn Harbor is 43.9 years. This is 10% higher than the state median of 39.8 years.
Economy, Income & Housing
The median household income in Roslyn Harbor is $250,000+. This is 191% higher than the state median of $85,974. It is also 210% higher than the national median of $80,734. The poverty rate stands at 9.9%. This is 29% lower than the state poverty rate of 14.0%. The unemployment rate is 7.0%. This is 10% higher than the state rate of 6.4%. The median home value is $1,525,000. Housing costs are 260% higher than the state median of $423,800. The home-value-to-income ratio of 6.1x suggests that housing affordability is a significant concern for many residents. 94.7% of occupied housing units are owner-occupied. This homeownership rate is 74% higher than the state average of 54.4%.
Race & Ethnicity
The largest racial or ethnic group in Roslyn Harbor is White (non-Hispanic), making up 68.0% of the population. Asian residents account for 17.8%. The Black or African American population (4.5%) is well below the state average of 13.4%. The Hispanic or Latino population (7.7%) is well below the state average of 19.8%. The Asian population is significantly higher than the state average (17.8% vs 9.0%).
Education
70.0% of residents aged 25 and older hold a bachelor's degree or higher. This places Roslyn Harbor in the top 10% of all cities in the state for educational attainment. This is 74% 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 96.6%. Notably, 42.3% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Roslyn Harbor, 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 Roslyn Harbor, New York?
Roslyn Harbor, New York has a population of 1,036 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Roslyn Harbor, NY?
The median household income in Roslyn Harbor is $250,000+, which is 210% higher than the national median of $80,734.
What is the poverty rate in Roslyn Harbor, NY?
The poverty rate in Roslyn Harbor is 9.9%. This means approximately 103 residents live below the federal poverty line.
What is the racial makeup of Roslyn Harbor, New York?
Roslyn Harbor's population is 68.0% White, 4.5% Black, 7.7% Hispanic/Latino, and 17.8% Asian.
What is the median home value in Roslyn Harbor, NY?
The median home value in Roslyn Harbor is $1,525,000. The home-value-to-income ratio is 6.1x.
How educated is Roslyn Harbor, New York?
70.0% of adults (25+) in Roslyn Harbor hold a bachelor's degree or higher, and 42.3% hold a graduate or professional degree.