Setauket CDP, New York Demographics & Population 2026
As of 2026, Setauket CDP, New York has a total population of 3,687, the 435th largest city in New York, with a median household income of $202,339, which is 139% higher than the state average. The poverty rate is 6.9%.
Key Takeaways
- Household income is 139% above the state average — one of the wealthiest communities in New York.
- 73.9% of adults hold a bachelor's degree or higher — top 10% in New York.
Setauket CDP Quick Facts
How Setauket CDP Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
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: 60
Education
Educational Attainment (Adults 25+)
Setauket CDP Rankings in New York
Explore New York Rankings
Cities Similar to Setauket CDP
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| SUNY Oswego CDP | 3,565 | N/A | N/A | 92.7% | 47.9% |
| Manhasset Hills CDP | 3,789 | $192,198 | $1,059,800 | 60.3% | 1.7% |
| Clifton Knolls-Mill Creek CDP | 3,601 | $182,976 | $371,300 | 57.8% | 0.0% |
| Lloyd Harbor village | 3,570 | $242,434 | $1,458,800 | 72.3% | 3.3% |
| Brightwaters village | 3,185 | $203,750 | $710,600 | 57.4% | 0.2% |
Population Overview
Setauket CDP is a small community located in New York. The total population is 3,687. It ranks as the 435th most populous out of 1,287 cities and towns in New York.
Age Demographics
The median age in Setauket CDP is 43.1 years. This is 9% higher than the state median of 39.6 years.
Economy, Income & Housing
The median household income in Setauket CDP is $202,339. This is 139% higher than the state median of $84,578. Compared to the national median of $78,538, household income here is 158% higher. The poverty rate stands at 6.9%. This is 50% lower than the state poverty rate of 13.7%. The unemployment rate is 4.6%. This is 25% lower than the state rate of 6.2%. The median home value is $708,100. Housing costs are 76% higher than the state median of $403,000. The home-value-to-income ratio is 3.5x. 77.9% of occupied housing units are owner-occupied. This homeownership rate is 43% higher than the state average of 54.3%.
Race & Ethnicity
The largest racial or ethnic group in Setauket CDP is White (non-Hispanic), making up 81.7% of the population. Asian residents account for 7.9%. The White (non-Hispanic) population is significantly higher than the state average (81.7% vs 53.4%). The Black or African American population (2.1%) is well below the state average of 13.6%. The Hispanic or Latino population (4.3%) is well below the state average of 19.6%.
Education
73.9% of residents aged 25 and older hold a bachelor's degree or higher. This places Setauket CDP in the top 10% of all cities in the state for educational attainment. This is 87% higher than the state rate of 39.6%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.0%. Notably, 54.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Setauket CDP, New York is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against New York state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,287 Census-designated places in New York. For official data, visit data.census.gov.
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 Setauket CDP, New York?
Setauket CDP, New York has a population of 3,687 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Setauket CDP, NY?
The median household income in Setauket CDP is $202,339, which is 158% higher the national median of $78,538.
What is the poverty rate in Setauket CDP, NY?
The poverty rate in Setauket CDP is 6.9%. This means approximately 252 residents live below the federal poverty line.
What is the racial makeup of Setauket CDP, New York?
Setauket CDP's population is 81.7% White, 2.1% Black, 4.3% Hispanic/Latino, and 7.9% Asian.
What is the median home value in Setauket CDP, NY?
The median home value in Setauket CDP is $708,100. The home-value-to-income ratio is 3.5x.
How educated is Setauket CDP, New York?
73.9% of adults (25+) in Setauket CDP hold a bachelor's degree or higher, and 54.1% hold a graduate or professional degree.