House Prices

House Prices & Home Values Port Jefferson, NY 2026


Average Data

average house price$810,100
average size per house2561 ft²
average price per ft²317 $ / ft²

06/24/2026 - The value range (VR) for house prices in Port Jefferson, NY is $341/ sqft to $341/ sqft. An average home with 2561 sqft costs approximately $873,301 to $873,301. Port Jefferson, NY includes 1 ZIP codes and it is located in Suffolk county. The lowest prices are found in ZIP 11777, while the highest are in ZIP 11777. The average price per sqare feet is $317. Our analysis is based on 9 property listings.

Avergage prices by ZIP codes Port Jefferson

11777370 $ / ft²




Historical development of home values in Port Jefferson

Year Estimated value (USD) Change vs. 2025
2010 $376,225 -53.6%
2011 $361,676 -55.4%
2012 $360,703 -55.5%
2013 $374,185 -53.8%
2014 $392,791 -51.5%
2015 $412,950 -49.0%
2016 $434,501 -46.4%
2017 $457,953 -43.5%
2018 $483,271 -40.3%
2019 $505,679 -37.6%
2020 $531,820 -34.4%
2021 $604,888 -25.3%
2022 $705,164 -13.0%
2023 $743,628 -8.2%
2024 $786,648 -2.9%
2025 $810,100 0.0%

Graph: estimated home values in Port Jefferson over time (USD)



Example: 100% financing house in Port Jefferson

Loan amount: $810,100

Interest rate: 6.00%

Fixed monthly payment: $4,856.96

Breakdown in the 1st month:
Interest portion: $4,050.50  –  Principal portion: $806.46

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $48,335.38 $9,948.12 $800,151.88
2 $47,721.80 $10,561.70 $789,590.18
3 $47,070.38 $11,213.12 $778,377.05
4 $46,378.78 $11,904.72 $766,472.33
5 $45,644.52 $12,638.98 $753,833.34
6 $44,864.98 $13,418.53 $740,414.82
7 $44,037.35 $14,246.15 $726,168.67
8 $43,158.68 $15,124.82 $711,043.84
9 $42,225.82 $16,057.69 $694,986.15
10 $41,235.41 $17,048.09 $677,938.06
11 $40,183.92 $18,099.58 $659,838.48
12 $39,067.58 $19,215.92 $640,622.55
13 $37,882.38 $20,401.12 $620,221.43
14 $36,624.09 $21,659.42 $598,562.01
15 $35,288.18 $22,995.32 $575,566.69
16 $33,869.88 $24,413.62 $551,153.06
17 $32,364.10 $25,919.40 $525,233.66
18 $30,765.45 $27,518.06 $497,715.61
19 $29,068.20 $29,215.31 $468,500.30
20 $27,266.26 $31,017.25 $437,483.05
21 $25,353.18 $32,930.32 $404,552.73
22 $23,322.11 $34,961.39 $369,591.34
23 $21,165.77 $37,117.73 $332,473.61
24 $18,876.43 $39,407.07 $293,066.53
25 $16,445.89 $41,837.62 $251,228.92
26 $13,865.44 $44,418.07 $206,810.85
27 $11,125.83 $47,157.68 $159,653.17
28 $8,217.25 $50,066.26 $109,586.91
29 $5,129.27 $53,154.24 $56,432.67
30 $1,850.83 $56,432.67 $0.00

Note: The calculation is based on a standard annuity mortgage with a fixed monthly payment over the entire term. Extra payments, interest rate changes, and additional purchase costs (e.g. taxes, notary fees) are not included.


How to sell in Port Jefferson, NY


1500 sqft3900 sqft
Ø selling price$575,356$1,223,937
Ø fast selling$523,051$1,101,544
Ø high price sale$627,660$1,346,331

In 2026, houses in Port Jefferson, NY will be offered at an average price of $317 per square foot. A 1,500 sqft home priced at $575,356 is 24.96% more expensive per square foot than a 3,900 sqft home priced at $1,223,937. Home prices in Port Jefferson, NY vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $847,342. Sellers who can wait longer may achieve a higher price of up to $1,035,640.


Visit Port Jefferson, NY

Getting there and the waterfront

Port Jefferson, NY is a picturesque harbor village on Long Island?s North Shore known for its walkable, historic downtown.
Visitors arrive by the Bridgeport & Port Jefferson Ferry from Connecticut or by car and the Long Island Rail Road (LIRR) to nearby Port Jefferson Station.
At the waterfront, Harborfront Park and the marina offer scenic views, waterfront lawns, and sunsets over the bustling harbor.

Downtown dining and attractions

Main Street and East Main Street feature boutique shopping, art galleries, and acclaimed restaurants in Port Jefferson for seafood, farm-to-table fare, and casual bites.
Top things to do in Port Jefferson include touring the Mather House Museum, catching a show at Theatre Three, and exploring the Village Center?s exhibits.

Family fun and annual events

Families love the Maritime Explorium and seasonal boat tours that reveal local ecology and nautical history.
The village calendar is packed with events like the Port Jefferson Dickens Festival, summer concerts, and weekly farmers markets that animate the streets.

Stays and outdoor activities

For overnight stays, hotels in Port Jefferson such as Danfords Hotel, Marina & Spa and charming bed-and-breakfasts place you steps from the waterfront.
Outdoor enthusiasts can bike the nearby Setauket?Port Jefferson Station Greenway Trail, relax on North Shore beaches, or launch paddleboards from local marinas around Port Jefferson, NY.
Plan your visit with convenient parking, pedestrian-friendly blocks, and plenty of photo spots for a memorable Long Island getaway.



FAQ – Home Values in Port Jefferson

What is the median home value in Port Jefferson in 2026?

In 2026, the typical home value in Port Jefferson is about $810,100 for an average home size of 2561 square feet. This corresponds to an average price of roughly $317 per square foot.

What is the average cost per square foot in Port Jefferson?

In 2026, homes in Port Jefferson sell for an average of around $317 per square foot, with a typical range between $341 and $341 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in ?

The average home size in Port Jefferson is about 2561 square feet, with an estimated 2026 value around $810,100.



Locations close to Port Jefferson, NY

Rocky Point, NY324 $ / ft²
Ronkonkoma, NY259 $ / ft²
Saint James, NY335 $ / ft²
Port Jefferson Station, NY228 $ / ft²
Patchogue, NY590 $ / ft²
Oyster Bay, NY378 $ / ft²
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