House Prices

House Prices & Home Values Stony Brook, NY 2026


Average Data

average house price$577,982
average size per house2303 ft²
average price per ft²252 $ / ft²

04/05/2026 - The value range (VR) for house prices in Stony Brook, NY is $241/ sqft to $243/ sqft. An average home with 2303 sqft costs approximately $555,023 to $559,629. Stony Brook, NY includes 2 ZIP codes and it is located in Suffolk county. The lowest prices are found in ZIP 11790, while the highest are in ZIP 11794. The average price per sqare feet is $252. Our analysis is based on 6 property listings.

Avergage prices by ZIP codes Stony Brook

11790230 $ / ft²
11794229 $ / ft²




Historical development of home values in Stony Brook

Year Estimated value (USD) Change vs. 2025
2010 $268,425 -53.6%
2011 $258,045 -55.4%
2012 $257,350 -55.5%
2013 $266,970 -53.8%
2014 $280,244 -51.5%
2015 $294,628 -49.0%
2016 $310,003 -46.4%
2017 $326,735 -43.5%
2018 $344,799 -40.3%
2019 $360,787 -37.6%
2020 $379,438 -34.4%
2021 $431,570 -25.3%
2022 $503,113 -13.0%
2023 $530,556 -8.2%
2024 $561,250 -2.9%
2025 $577,982 0.0%

Graph: estimated home values in Stony Brook over time (USD)



Example: 100% financing house in Stony Brook

Loan amount: $577,982

Interest rate: 6.00%

Fixed monthly payment: $3,465.29

Breakdown in the 1st month:
Interest portion: $2,889.91  –  Principal portion: $575.38

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $34,485.84 $7,097.69 $570,884.31
2 $34,048.07 $7,535.46 $563,348.86
3 $33,583.30 $8,000.23 $555,348.63
4 $33,089.87 $8,493.66 $546,854.97
5 $32,566.00 $9,017.53 $537,837.43
6 $32,009.81 $9,573.72 $528,263.72
7 $31,419.33 $10,164.20 $518,099.52
8 $30,792.42 $10,791.11 $507,308.41
9 $30,126.85 $11,456.68 $495,851.73
10 $29,420.23 $12,163.30 $483,688.43
11 $28,670.02 $12,913.51 $470,774.92
12 $27,873.54 $13,709.98 $457,064.93
13 $27,027.94 $14,555.59 $442,509.35
14 $26,130.19 $15,453.34 $427,056.00
15 $25,177.06 $16,406.47 $410,649.53
16 $24,165.14 $17,418.39 $393,231.15
17 $23,090.81 $18,492.72 $374,738.43
18 $21,950.22 $19,633.31 $355,105.12
19 $20,739.28 $20,844.24 $334,260.88
20 $19,453.66 $22,129.87 $312,131.01
21 $18,088.74 $23,494.79 $288,636.21
22 $16,639.63 $24,943.90 $263,692.31
23 $15,101.14 $26,482.39 $237,209.93
24 $13,467.77 $28,115.76 $209,094.16
25 $11,733.65 $29,849.88 $179,244.28
26 $9,892.57 $31,690.96 $147,553.32
27 $7,937.94 $33,645.59 $113,907.74
28 $5,862.76 $35,720.77 $78,186.97
29 $3,659.58 $37,923.95 $40,263.02
30 $1,320.51 $40,263.02 $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 Stony Brook, NY


1500 sqft3900 sqft
Ø selling price$457,381$972,973
Ø fast selling$415,801$875,675
Ø high price sale$498,961$1,070,270

In 2026, houses in Stony Brook, NY will be offered at an average price of $252 per square foot. A 1,500 sqft home priced at $457,381 is 21.94% more expensive per square foot than a 3,900 sqft home priced at $972,973. Home prices in Stony Brook, NY vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $673,596. Sellers who can wait longer may achieve a higher price of up to $823,285.

FAQ – Home Values in Stony Brook

What is the median home value in Stony Brook in 2026?

In 2026, the typical home value in Stony Brook is about $577,982 for an average home size of 2303 square feet. This corresponds to an average price of roughly $252 per square foot.

What is the average cost per square foot in Stony Brook?

In 2026, homes in Stony Brook sell for an average of around $252 per square foot, with a typical range between $241 and $243 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 Stony Brook is about 2303 square feet, with an estimated 2026 value around $577,982.



Locations close to Stony Brook, NY

West Islip, NY334 $ / ft²
West Sayville, NY251 $ / ft²
Woodbury, NY451 $ / ft²
Wantagh, NY138 $ / ft²
Wading River, NY236 $ / ft²
Syosset, NY379 $ / ft²
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