Port Jefferson, New York Demographics & Population 2026
During the 2020–2024 ACS period, Port Jefferson, New York had a total population of 8,091, the 245th largest village in New York, with a median household income of $144,912, which is 69% higher than the state average. The poverty rate is 5.6%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 69% above the state average — one of the wealthiest communities in New York.
- 67.7% of adults hold a bachelor's degree or higher — top 10% in New York.
Port Jefferson Quick Facts
How Port Jefferson 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 | 8,029 | 8,091 | +0.8% |
| Median household income | $143,125 | $144,912 | +1.2% |
| Median home value | $628,500 | $655,800 | +4.3% |
How Port Jefferson 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+)
Port Jefferson 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 Port Jefferson
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Congers | 8,275 | $147,000 | $614,600 | 57.2% | 5.4% |
| Garden City Park | 7,914 | $149,800 | $834,500 | 55.4% | 1.4% |
| Malverne | 8,477 | $149,489 | $651,100 | 54.9% | 8.2% |
| Wading River | 8,359 | $136,549 | $518,500 | 41.8% | 3.4% |
| Hewlett | 7,570 | $140,765 | $654,500 | 65.0% | 6.7% |
Population Overview
Port Jefferson is a small city located in New York, within Suffolk County. The total population is 8,091. It ranks as the 245th most populous out of 1,289 Census-designated places in New York.
Age Demographics
The median age in Port Jefferson is 45.0 years. This is 13% higher than the state median of 39.8 years.
Economy, Income & Housing
The median household income in Port Jefferson is $144,912. This is 69% higher than the state median of $85,974. It is also 79% higher than the national median of $80,734. The poverty rate stands at 5.6%. This is 60% lower than the state poverty rate of 14.0%. The unemployment rate is 3.3%. This is 49% lower than the state rate of 6.4%. The median home value is $655,800. Housing costs are 55% higher than the state median of $423,800. The home-value-to-income ratio is 4.5x. 72.0% of occupied housing units are owner-occupied. This homeownership rate is 32% higher than the state average of 54.4%.
Race & Ethnicity
The largest racial or ethnic group in Port Jefferson is White (non-Hispanic), making up 78.3% of the population. Hispanic or Latino residents account for 10.5%. The Black or African American population (0.4%) is well below the state average of 13.4%.
Education
67.7% of residents aged 25 and older hold a bachelor's degree or higher. This places Port Jefferson in the top 10% of all cities in the state for educational attainment. This is 68% 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 97.4%. Notably, 41.3% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Port Jefferson, 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 Port Jefferson, New York?
Port Jefferson, New York has a population of 8,091 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Port Jefferson, NY?
The median household income in Port Jefferson is $144,912, which is 79% higher than the national median of $80,734.
What is the poverty rate in Port Jefferson, NY?
The poverty rate in Port Jefferson is 5.6%. This means approximately 447 residents live below the federal poverty line.
What is the racial makeup of Port Jefferson, New York?
Port Jefferson's population is 78.3% White, 0.4% Black, 10.5% Hispanic/Latino, and 6.4% Asian.
What is the median home value in Port Jefferson, NY?
The median home value in Port Jefferson is $655,800. The home-value-to-income ratio is 4.5x.
How educated is Port Jefferson, New York?
67.7% of adults (25+) in Port Jefferson hold a bachelor's degree or higher, and 41.3% hold a graduate or professional degree.