Marlboro, New York Demographics & Population 2026
During the 2020–2024 ACS period, Marlboro, New York had a total population of 3,679, the 444th largest community in New York, with a median household income of $119,318, which is 39% higher than the state average. The poverty rate is 2.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 39% above the state average — one of the wealthiest communities in New York.
- An exceptionally low poverty rate of 2.9% — among the lowest in New York.
- Near full employment with an unemployment rate of just 0.7%.
Marlboro Quick Facts
How Marlboro 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 | 3,959 | 3,679 | -7.1% |
| Median household income | $116,549 | $119,318 | +2.4% |
| Median home value | $352,200 | $412,800 | +17.2% |
How Marlboro 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 less diverse community where one racial or ethnic group represents a large majority.
State average: 65 | National average: 61
Education
Educational Attainment (Adults 25+)
Marlboro Rankings in New York
Explore New York Rankings
Other Cities in Ulster County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Kingston | 23,911 | $68,186 | 17.6% | $315,500 |
| New Paltz | 8,314 | $52,774 | 38.2% | $414,500 |
| Highland | 6,367 | $101,917 | 5.8% | $415,900 |
| Ellenville | 4,211 | $42,969 | 35.0% | $218,200 |
| Watchtower | 3,974 | N/A | 100.0% | N/A |
| Saugerties | 3,884 | $57,778 | 21.0% | $374,100 |
| Port Ewen | 3,426 | $79,386 | 9.1% | $284,100 |
| Hurley | 3,346 | $90,152 | 8.2% | $357,800 |
| Lincoln Park | 2,431 | $76,971 | 10.6% | $272,600 |
| Saugerties South | 2,251 | $89,375 | 7.6% | $278,900 |
Cities Similar to Marlboro
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Beaver Dam Lake | 3,627 | $120,755 | $425,200 | 41.8% | 1.3% |
| SUNY Oswego | 3,564 | N/A | N/A | 100.0% | 42.5% |
| Islandia | 3,600 | $116,313 | $477,400 | 32.5% | 7.7% |
| Highland Falls | 3,683 | $110,714 | $353,900 | 43.2% | 7.2% |
| Vassar College | 3,529 | $121,469 | $415,600 | 87.0% | 32.4% |
Population Overview
Marlboro is a small community located in New York, within Ulster County. The total population is 3,679. It ranks as the 444th most populous out of 1,289 Census-designated places in New York.
Age Demographics
The median age in Marlboro is 44.8 years. This is 13% higher than the state median of 39.8 years. 11.2% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Marlboro is $119,318. This is 39% higher than the state median of $85,974. It is also 48% higher than the national median of $80,734. The poverty rate stands at 2.9%. This is 80% 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 0.7%. This is 89% lower than the state rate of 6.4%. The median home value is $412,800. Housing costs are 3% lower than the state median of $423,800. The home-value-to-income ratio is 3.5x. 75.6% of occupied housing units are owner-occupied. This homeownership rate is 39% higher than the state average of 54.4%.
Race & Ethnicity
The largest racial or ethnic group in Marlboro is White (non-Hispanic), making up 77.3% of the population. Hispanic or Latino residents account for 10.1%. The Black or African American population (4.1%) is well below the state average of 13.4%. The Asian population (0.8%) is well below the state average of 9.0%.
Education
50.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 26% 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 96.0%. Notably, 15.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Marlboro, 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 Marlboro, New York?
Marlboro, New York has a population of 3,679 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Marlboro, NY?
The median household income in Marlboro is $119,318, which is 48% higher than the national median of $80,734.
What is the poverty rate in Marlboro, NY?
The poverty rate in Marlboro is 2.9%. This means approximately 103 residents live below the federal poverty line.
What is the racial makeup of Marlboro, New York?
Marlboro's population is 77.3% White, 4.1% Black, 10.1% Hispanic/Latino, and 0.8% Asian.
What is the median home value in Marlboro, NY?
The median home value in Marlboro is $412,800. The home-value-to-income ratio is 3.5x.
How educated is Marlboro, New York?
50.5% of adults (25+) in Marlboro hold a bachelor's degree or higher, and 15.5% hold a graduate or professional degree.