Cost of Living in Port Jefferson, NY
Population 8,029 · New York · Data vintage 2023
(100 = US avg)
Port Jefferson's housing market reflects its status as a high-earning metro: $629,000 for a typical home, 106% above the US median, paired with household incomes around $143,125 that put it in the upper third of the state. The labor market has been unusually tight, with unemployment around 2.9% — below most comparable cities in the state.
Port Jefferson sits roughly 20 miles southeast of Bridgeport — close enough that regional housing and labor patterns are shaped largely by the larger market. Median home values run roughly 149% higher than Bridgeport's $252,000.
Cost Overview
Scale: 100 = US national average. Green < 90, Red > 110.
About the Cost of Living in Port Jefferson
The median home value in Port Jefferson is $628,500 — 106% above the national median of $305,000. Median rent runs $2,254/month, 72% higher than the national median of $1,314/month. The median household income of $143,125/year is 92% higher than the US median of $74,580. The local unemployment rate is 2.9%, below the national average of 4.8%. New York's top state income tax rate is 10.9% and the combined sales tax is 8.5%. The climate averages highs of 61.1°F and lows of 45.2°F, with about 31.8" of annual snowfall. Overall, Port Jefferson has a cost of living index of 192 versus the US average of 100, meaning it is 92% more expensive.
Port Jefferson has limited residential data
Detailed housing and income data is limited for this location. Here are the nearest cities with full cost of living data:
🏠 Housing
HUD Fair Market Rents by Bedroom
💰 Estimated Monthly Budget
Estimates based on median data and national averages. Actual costs vary.
🛒 Food & Groceries
National BLS average prices (2023). Local prices may vary.
🚗 Transportation
Commute Mode
⚡ Utilities
📋 Taxes
💼 Income & Employment
🎓 Education
👥 Demographics
🌤 Climate
NOAA 1991–2020 Climate Normals
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 39 | 41 | 48 | 58 | 68 | 77 | 83 | 81 | 75 | 64 | 54 | 44 |
| Low °F | 25 | 26 | 32 | 41 | 51 | 61 | 67 | 66 | 59 | 47 | 38 | 30 |
| Precip" | 3.66 | 3.29 | 4.51 | 4.06 | 3.28 | 4.00 | 3.26 | 4.24 | 3.60 | 3.97 | 3.41 | 4.71 |
| Snow" | 10.3 | 9.4 | 6.5 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.5 | 4.5 |
💨 Air Quality
EPA AQS 2023 — county-level monitoring data
🏫 Schools
NCES CCD 2019 — public school district data
Frequently Asked Questions
What is the cost of living in Port Jefferson, NY?
Port Jefferson has a cost index of 192 (100 = national average). It is 92% above the national average.
What is average rent in Port Jefferson, NY?
The median gross rent in Port Jefferson is $2,254 per month based on 2023 Census data.
What is the average home price in Port Jefferson?
The median home value in Port Jefferson is $628,500 according to Zillow and Census data.
What is the median income in Port Jefferson?
The median household income in Port Jefferson is $143,125 per year (2023 ACS 5-year estimates).
What is the sales tax in Port Jefferson, NY?
The combined state and local sales tax rate in Port Jefferson is 8.5%. The New York state income tax top rate is 10.9%.
Is Port Jefferson, NY affordable?
Port Jefferson is above average in cost of living, with an index of 192 — about 92% higher than the national average.
What is the weather like in Port Jefferson?
Port Jefferson has average high temperatures of 61.1°F and average lows of 45.2°F. Annual precipitation is 46". Average annual snowfall is 31.8". Data from NOAA 1991–2020 Climate Normals.
Port Jefferson at a Glance
- Population
- 8,029
- Median Income
- $143,125
- Home Value
- $628,500
- Median Rent
- $2,254/mo
- Unemployment
- 2.9%
- Avg High Temp
- 61.1°F
- Sales Tax
- 8.5%
Nearby Cities
Explore county-level cost of living data
New York Rankings
Similar Cost Cities
Cities in other states with comparable housing costs