Port Jefferson, NY
Demographics And Statistics

Demographics | Cost Of Living
Updated: 2025-10-25

Living In Port Jefferson, New York Summary

Life in Port Jefferson research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in Port Jefferson over the past nine years using Census, FBI, Zillow, and other primary data sources. Based on the most recently available data, we found the following about life in Port Jefferson:

  • The population in Port Jefferson is 8,029.

  • The median home value in Port Jefferson is $747,675.

  • The median income in Port Jefferson is $143,125.

  • The cost of living in Port Jefferson is 153 which is 1.5x higher than the national average.

  • The median rent in Port Jefferson is $2,254.

  • The unemployment rate in Port Jefferson is 2.9%.

  • The poverty rate in Port Jefferson is 5.4%.

  • The average high in Port Jefferson is None° and the average low is None°.

Port Jefferson SnackAbility

7
Overall SnackAbility
Jobs
9/10
Housing
9.5
Affordability
6
Diversity
7
Safety
N/A
Amenities
8.5
Education
9
Commute
5

Port Jefferson, NY Cost Of Living

Cost of living in Port Jefferson summary. We use data on the cost of living to determine how expensive it is to live in Port Jefferson. Real estate prices drive most of the variance in cost of living around New York. Key points include:

  • The cost of living in Port Jefferson is 153 with 100 being average.

  • The cost of living in Port Jefferson is 1.5x higher than the national average.

  • The median home value in Port Jefferson is $747,675.

  • The median income in Port Jefferson is $143,125.

153
Port Jefferson's Overall Cost Of Living
1.5x
Higher Than The National Average

Cost Of Living In Port Jefferson Comparison Table

Living Expense Port Jefferson New York National Average
Overall 153 119 100
Services 110 110 100
Groceries 100 103 100
Health 114 101 100
Housing 263 145 100
Transportation 103 105 100
Utilities 134 99 100

Port Jefferson, NY Weather

  • The average high in Port Jefferson is None° and the average low is None°.

  • There are None days of precipitation each year.

  • Expect an average of None inches of precipitation each year with None inches of snow.

StatPort Jefferson
Average Annual HighNone
Average Annual LowNone
Annual Precipitation DaysNone
Average Annual PrecipitationNone
Average Annual SnowfallNone
None°
Average High
None
Days of Rain

Port Jefferson, NY Photos

Theater Three Port Jefferson
Source: Wikipedia User DanTD | CC BY-SA 3.0
John Roe House In Port Jeffersonc New York
Source: Wikipedia User Iracaz | GFDL
Historical Postcard Of Hotel Square In Port Jefferson
Source: Public Domain
Danfords Hotel In Port Jefferson Ny
Source: Wikipedia User Iracaz | GFDL
Port Jefferson Village Center
Source: Public Domain
Pjboats
Source: Wikipedia User Iracaz (talk) | CC BY-SA 3.0
Portjeffersonferry
Source: Public Domain

Rankings for Port Jefferson in New York

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Map Of Port Jefferson, NY

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Port Jefferson Demographics And Statistics

Population over time in Port Jefferson

The current population in Port Jefferson is 8,029. The population has increased 2.6% from 2010.

Year Population % Change
2023 8,029 0.5%
2022 7,990 0.5%
2021 7,951 -0.8%
2020 8,016 1.0%
2019 7,939 0.9%
2018 7,871 0.5%
2017 7,833 0.5%
2016 7,795 -0.1%
2015 7,802 0.2%
2014 7,789 0.3%
2013 7,767 -0.1%
2012 7,777 -0.4%
2011 7,805 -0.3%
2010 7,827 -

Race / Ethnicity in Port Jefferson

White
79.2% (6,357)
African American
0.6% (50)
American Indian
0.1% (6)
Asian
6.9% (555)
Hawaiian
0.0% (0)
Other
0.5% (44)
Two Or More
2.7% (219)
Hispanic
9.9% (798)

Port Jefferson is:

  • 79.2% White with 6,357 White residents.

  • 0.6% African American with 50 African American residents.

  • 0.1% American Indian with 6 American Indian residents.

  • 6.9% Asian with 555 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.5% Other with 44 Other residents.

  • 2.7% Two Or More with 219 Two Or More residents.

  • 9.9% Hispanic with 798 Hispanic residents.

Race Port Jefferson NY USA
White 79.2% 53.4% 58.2%
African American 0.6% 13.6% 12.0%
American Indian 0.1% 0.2% 0.5%
Asian 6.9% 8.8% 5.7%
Hawaiian 0.0% 0.0% 0.2%
Other 0.5% 0.9% 0.5%
Two Or More 2.7% 3.4% 3.9%
Hispanic 9.9% 19.6% 19.0%

Gender in Port Jefferson

Female
52.2% (4,189)
Male
47.8% (3,840)
  • Port Jefferson is 52.2% female with 4,189 female residents.

  • Port Jefferson is 47.8% male with 3,840 male residents.

Gender Port Jefferson NY USA
Female 52.2% 51.2% 50.5%
Male 47.8% 48.8% 49.5%

Highest level of educational attainment in Port Jefferson for adults over 25

  • 2.0% of adults in Port Jefferson completed < 9th grade.

  • 2.0% of adults in Port Jefferson completed 9-12th grade.

  • 12.0% of adults in Port Jefferson completed high school / ged.

  • 10.0% of adults in Port Jefferson completed some college.

  • 5.0% of adults in Port Jefferson completed associate's degree.

  • 27.0% of adults in Port Jefferson completed bachelor's degree.

  • 22.0% of adults in Port Jefferson completed master's degree.

  • 9.0% of adults in Port Jefferson completed professional degree.

  • 11.0% of adults in Port Jefferson completed doctorate degree.

< 9th Grade
2.0% (160)
9-12th Grade
2.0% (160)
High School / GED
12.0% (963)
Some College
10.0% (802)
Associate's Degree
5.0% (401)
Bachelor's Degree
27.0% (2,167)
Master's Degree
22.0% (1,766)
Professional Degree
9.0% (722)
Doctorate Degree
11.0% (883)
Education Port Jefferson NY USA
< 9th Grade 2.0% 5.0% 5.0%
9-12th Grade 2.0% 6.0% 6.0%
High School / GED 12.0% 25.0% 26.0%
Some College 10.0% 15.0% 19.0%
Associate's Degree 5.0% 9.0% 9.0%
Bachelor's Degree 27.0% 22.0% 21.0%
Master's Degree 22.0% 13.0% 10.0%
Professional Degree 9.0% 3.0% 2.0%
Doctorate Degree 11.0% 2.0% 2.0%

Household Income For Port Jefferson, New York

  • 0.5% of households in Port Jefferson earn Less than $10,000.

  • 2.0% of households in Port Jefferson earn $10,000 to $14,999.

  • 1.2% of households in Port Jefferson earn $15,000 to $24,999.

  • 2.9% of households in Port Jefferson earn $25,000 to $34,999.

  • 5.7% of households in Port Jefferson earn $35,000 to $49,999.

  • 10.9% of households in Port Jefferson earn $50,000 to $74,999.

  • 9.9% of households in Port Jefferson earn $75,000 to $99,999.

  • 19.4% of households in Port Jefferson earn $100,000 to $149,999.

  • 12.5% of households in Port Jefferson earn $150,000 to $199,999.

  • 34.8% of households in Port Jefferson earn $200,000 or more.

Less than $10,000
0.5% (4,273)
$10,000 to $14,999
2.0% (16,088)
$15,000 to $24,999
1.2% (9,803)
$25,000 to $34,999
2.9% (23,629)
$35,000 to $49,999
5.7% (46,002)
$50,000 to $74,999
10.9% (87,479)
$75,000 to $99,999
9.9% (79,435)
$100,000 to $149,999
19.4% (155,854)
$150,000 to $199,999
12.5% (100,551)
$200,000 or more
34.8% (279,783)
Income Port Jefferson NY USA
Less than $10,000 0.5% 5.7% 4.9%
$10,000 to $14,999 2.0% 4.1% 3.6%
$15,000 to $24,999 1.2% 6.5% 6.6%
$25,000 to $34,999 2.9% 6.2% 6.8%
$35,000 to $49,999 5.7% 9.1% 10.4%
$50,000 to $74,999 10.9% 13.8% 15.7%
$75,000 to $99,999 9.9% 11.4% 12.7%
$100,000 to $149,999 19.4% 16.8% 17.4%
$150,000 to $199,999 12.5% 10.1% 9.3%
$200,000 or more 34.8% 16.4% 12.6%

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