Sag Harbor, New York Demographics & Population 2026
During the 2020–2024 ACS period, Sag Harbor, New York had a total population of 2,489, the 562nd largest village in New York, with a median household income of $129,821, which is 51% higher than the state average. The poverty rate is 3.1%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 51% above the state average — one of the wealthiest communities in New York.
- An exceptionally low poverty rate of 3.1% — among the lowest in New York.
- Housing affordability is a challenge — homes cost 12.4x the median household income.
- Near full employment with an unemployment rate of just 0.4%.
Sag Harbor Quick Facts
How Sag 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 | 2,449 | 2,489 | +1.6% |
| Median household income | $154,583 | $129,821 | -16.0% |
| Median home value | $1,516,800 | $1,615,900 | +6.5% |
How Sag 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
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+)
Sag Harbor 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 Sag Harbor
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Siena College | 2,500 | N/A | N/A | 67.7% | 16.0% |
| Marist College | 2,564 | N/A | N/A | 0.0% | N/A |
| Shinnecock Hills | 2,545 | $132,708 | $1,375,000 | 55.1% | 1.1% |
| Skaneateles | 2,543 | $125,625 | $647,100 | 75.0% | 4.9% |
| Buchanan | 2,397 | $128,218 | $525,500 | 48.1% | 5.7% |
Population Overview
Sag Harbor is a small community located in New York, within Suffolk County. The total population is 2,489. It ranks as the 562nd most populous out of 1,289 Census-designated places in New York.
Age Demographics
The median age in Sag Harbor is 51.8 years. This is 30% higher than the state median of 39.8 years. 12.0% 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 Sag Harbor is $129,821. This is 51% higher than the state median of $85,974. It is also 61% higher than the national median of $80,734. The poverty rate stands at 3.1%. This is 78% 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 0.4%. This is 94% lower than the state rate of 6.4%. The median home value is $1,615,900. Housing costs are 281% higher than the state median of $423,800. The home-value-to-income ratio of 12.4x suggests that housing affordability is a significant concern for many residents. 83.2% of occupied housing units are owner-occupied. This homeownership rate is 53% higher than the state average of 54.4%.
Race & Ethnicity
Sag Harbor has a predominantly White (non-Hispanic) population, comprising 90.0% of all residents. Hispanic or Latino residents account for 5.9%. The White (non-Hispanic) population is significantly higher than the state average (90.0% vs 52.8%). The Black or African American population (3.0%) is well below the state average of 13.4%. The Hispanic or Latino population (5.9%) is well below the state average of 19.8%. The Asian population (0.0%) is well below the state average of 9.0%.
Education
64.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 60% 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 97.3%. Notably, 34.7% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Sag 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 Sag Harbor, New York?
Sag Harbor, New York has a population of 2,489 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sag Harbor, NY?
The median household income in Sag Harbor is $129,821, which is 61% higher than the national median of $80,734.
What is the poverty rate in Sag Harbor, NY?
The poverty rate in Sag Harbor is 3.1%. This means approximately 77 residents live below the federal poverty line.
What is the racial makeup of Sag Harbor, New York?
Sag Harbor's population is 90.0% White, 3.0% Black, 5.9% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Sag Harbor, NY?
The median home value in Sag Harbor is $1,615,900. The home-value-to-income ratio is 12.4x.
How educated is Sag Harbor, New York?
64.5% of adults (25+) in Sag Harbor hold a bachelor's degree or higher, and 34.7% hold a graduate or professional degree.