Port Jefferson, NY Cost Of Living

Demographics | Cost Of Living
Updated: 2025-10-24

Cost Of Living In Port Jefferson, NY Summary

Cost of living in Port Jefferson research summary. The cost of living index is set to 100 for the average place in the United States. A cost of living index above 100 means Port Jefferson is expensive. An index value below 100 means the city is a relatively cheap place to live.

On a city-by-city basis in New York, home prices and rent have the biggest impact on the cost of living. Here are the key takeaways based on Saturday Night Science:

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

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

  • Port Jefferson ranks as the #243 cheapest in New York out of 341.

  • Port Jefferson ranks as the #5,771 cheapest out of 6,489 in the US.

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

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

Table Of Contents

  1. Summary
  2. National Comparison
  3. Housing Breakdown
  4. Detailed Pricing
  5. Nearby Comparisons
153
Port Jefferson's Overall Cost Of Living
1.5x
Higher Than The National Average

What is the cost of living in Port Jefferson, NY?

According to the most recent data on the cost of living, Port Jefferson has an overall cost of living index of 153, which is 1.5x higher than the national index of 100.

Compared to New York, Port Jefferson has a cost of living index that's 1.3x higher than New York's index of 119.

The standard of living in Port Jefferson ranks as #243 most affordable out of the 341 places we measured in New York. By definition, that implies Port Jefferson ranks as the #98 most expensive place in the Empire State.

For more reading on life in Port Jefferson, check out:

243 out of 341
In New York
5,771 out of 6,489
In America

Port Jefferson Cost Of Living Vs. New York

Six factors go into calculating the cost of living index in Port Jefferson. Here is how it fairs on each of the criteria:

  • The Services index in Port Jefferson is 110.

  • The Groceries index in Port Jefferson is 100.

  • The Health index in Port Jefferson is 114.

  • The Housing index in Port Jefferson is 263.

  • The Transportation index in Port Jefferson is 103.

  • The Utilities index in Port Jefferson is 134.

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
For more reading on cost of living around New York, check out:
Port Jefferson Cost of Living Vs. NY

Port Jefferson, NY Housing Cost Breakdown

Housing swings affordability the most between places in New York, so we broke down housing costs into more detail. Home and income data comes from the most recent US Census ACS 2019-2023. The key points are:

  • The Median Home Value in Port Jefferson is $747,675.

  • The Median Rent in Port Jefferson is $2,254.

  • The Median Income in Port Jefferson is $143,125.

  • The Home Value To Income in Port Jefferson is 5.2x.

  • The Rent To Monthly Income in Port Jefferson is 0.19x.

Statistic Port Jefferson New York United States
Median Home Value $747,675 $508,764 $303,400
Median Rent $2,254 $1,576 $1,348
Median Income $143,125 $84,578 $78,538
Home Value To Income 5.2x 6.0x 3.9x
Rent To Monthly Income 0.19x 0.22x 0.21x
$747,675
Median Home Value
$2,254
Median Rent
$143,125
Median Income

Port Jefferson, NY Costs By Category

Detailed Port Jefferson Services Costs Vs. New York

Item Port Jefferson New York
Shampoo $1.47 $1.28
Movie $15.07 $12.13
Bowling $24.0 $18
Haircut $39.78 $24.26
Beauty Salon $69.0 $45.56

Detailed Port Jefferson Groceries Costs Vs. New York

Item Port Jefferson New York
Ground Beef $6.28 $5.84
Fried Chicken $1.59 $1.57
Milk $4.83 $4.67
Potatoes $5.03 $4.93
Pizza $13.21 $12.09
Beer $10.53 $10.41
Toothpaste $3.86 $3.7

Detailed Port Jefferson Health Costs Vs. New York

Item Port Jefferson New York
Optometrist $134.7 $125.68
Doctor $162.26 $135.78
Dentist $136.03 $113.29

Detailed Port Jefferson Transportation Costs Vs. New York

Item Port Jefferson New York
Gasoline $3.47 $3.46
Tire Balancing $63.33 $59.92

Detailed Port Jefferson Utilities Costs Vs. New York

Item Port Jefferson New York
All Electricity $296.64 $193.99
Phone $185.16 $192.25

Port Jefferson SnackAbility

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

Cost Of Living In Cities Around Port Jefferson

The cost of living varies in the cities and towns around Port Jefferson. Here's a quick look at the cost of living in the most populous nearby places:

  • Commack, NY has a cost of living index of 154, 1.0x Port Jefferson.

  • Smithtown, NY has a cost of living index of 157, 1.0x Port Jefferson.

  • Huntington, NY has a cost of living index of 169, 1.1x Port Jefferson.

City Population Cost Of Living Vs. Port Jefferson
Commack, NY 36,353 154 1.0x
Smithtown, NY 24,940 157 1.0x
Huntington, NY 20,117 169 1.1x
East Islip, NY 13,687 148 1.0x
St. James, NY 13,680 151 1.0x
Nesconset, NY 13,344 159 1.0x
Stony Brook, NY 12,827 152 1.0x
Mount Sinai, NY 11,876 150 1.0x
Miller Place, NY 11,743 141 0.9x
Lake Grove, NY 11,050 144 0.9x

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