House Prices

House Prices & Home Values East Islip, NY 2026


Average Data

average house price$478,250
average size per house1475 ft²
average price per ft²325 $ / ft²

04/04/2026 - The value range (VR) for house prices in East Islip, NY is $290/ sqft to $290/ sqft. An average home with 1475 sqft costs approximately $427,750 to $427,750. East Islip, NY includes 1 ZIP codes and it is located in Suffolk county. The lowest prices are found in ZIP 11730, while the highest are in ZIP 11730. The average price per sqare feet is $325. Our analysis is based on 4 property listings.

Avergage prices by ZIP codes East Islip

11730295 $ / ft²




Historical development of home values in East Islip

Year Estimated value (USD) Change vs. 2025
2010 $222,108 -53.6%
2011 $213,519 -55.4%
2012 $212,944 -55.5%
2013 $220,903 -53.8%
2014 $231,888 -51.5%
2015 $243,789 -49.0%
2016 $256,512 -46.4%
2017 $270,357 -43.5%
2018 $285,303 -40.3%
2019 $298,532 -37.6%
2020 $313,965 -34.4%
2021 $357,101 -25.3%
2022 $416,300 -13.0%
2023 $439,008 -8.2%
2024 $464,405 -2.9%
2025 $478,250 0.0%

Graph: estimated home values in East Islip over time (USD)



Example: 100% financing house in East Islip

Loan amount: $478,250

Interest rate: 6.00%

Fixed monthly payment: $2,867.35

Breakdown in the 1st month:
Interest portion: $2,391.25  –  Principal portion: $476.10

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $28,535.24 $5,872.97 $472,377.03
2 $28,173.01 $6,235.20 $466,141.84
3 $27,788.43 $6,619.77 $459,522.07
4 $27,380.14 $7,028.06 $452,494.00
5 $26,946.66 $7,461.54 $445,032.46
6 $26,486.45 $7,921.75 $437,110.71
7 $25,997.86 $8,410.35 $428,700.36
8 $25,479.13 $8,929.08 $419,771.28
9 $24,928.40 $9,479.81 $410,291.48
10 $24,343.71 $10,064.50 $400,226.98
11 $23,722.95 $10,685.26 $389,541.72
12 $23,063.91 $11,344.30 $378,197.43
13 $22,364.21 $12,043.99 $366,153.44
14 $21,621.37 $12,786.84 $353,366.60
15 $20,832.70 $13,575.50 $339,791.10
16 $19,995.40 $14,412.81 $325,378.29
17 $19,106.45 $15,301.76 $310,076.53
18 $18,162.67 $16,245.54 $293,830.99
19 $17,160.68 $17,247.53 $276,583.47
20 $16,096.89 $18,311.32 $258,272.15
21 $14,967.49 $19,440.72 $238,831.43
22 $13,768.43 $20,639.78 $218,191.65
23 $12,495.41 $21,912.80 $196,278.86
24 $11,143.88 $23,264.33 $173,014.53
25 $9,708.98 $24,699.22 $148,315.31
26 $8,185.59 $26,222.62 $122,092.69
27 $6,568.24 $27,839.97 $94,252.72
28 $4,851.13 $29,557.08 $64,695.64
29 $3,028.11 $31,380.09 $33,315.55
30 $1,092.66 $33,315.55 $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 East Islip, NY


1500 sqft3900 sqft
Ø selling price$589,875$1,254,825
Ø fast selling$536,250$1,129,343
Ø high price sale$643,500$1,380,308

In 2026, houses in East Islip, NY will be offered at an average price of $325 per square foot. A 1,500 sqft home priced at $589,875 is 23.32% more expensive per square foot than a 3,900 sqft home priced at $1,254,825. Home prices in East Islip, NY vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $868,726. Sellers who can wait longer may achieve a higher price of up to $1,061,776.

FAQ – Home Values in East Islip

What is the median home value in East Islip in 2026?

In 2026, the typical home value in East Islip is about $478,250 for an average home size of 1475 square feet. This corresponds to an average price of roughly $325 per square foot.

What is the average cost per square foot in East Islip?

In 2026, homes in East Islip sell for an average of around $325 per square foot, with a typical range between $290 and $290 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 East Islip is about 1475 square feet, with an estimated 2026 value around $478,250.



Locations close to East Islip, NY

East Northport, NY293 $ / ft²
East Norwich, NY562 $ / ft²
East Setauket, NY256 $ / ft²
Deer Park, NY258 $ / ft²
Coram, NY245 $ / ft²
Copiague, NY131 $ / ft²
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