House Prices

Cartwright Shelter Island, NY House Prices & Home Values 2026


Average Data

average house price$1,887,626
average size per house3028 ft²
average price per ft²660 $ / ft²

06/23/2026 - The value range (VR) for house prices in Cartwright Shelter Island, NY is $627/ sqft to $693/ sqft. An average home with 3028 sqft costs approximately $2,006,774 to $2,218,014. Shelter Island, NY includes 1 ZIP codes and it is located in Suffolk county. The lowest prices are found in ZIP 11964, while the highest are in ZIP 11964. The average price per sqare feet is $660. Our analysis is based on 6 property listings.

Avergage prices by ZIP codes Cartwright Shelter Island

11964548 $ / ft²




Historical development of home values in Cartwright Shelter Island

Year Estimated value (USD) Change vs. 2025
2010 $876,648 -53.6%
2011 $842,748 -55.4%
2012 $840,479 -55.5%
2013 $871,894 -53.8%
2014 $915,248 -51.5%
2015 $962,222 -49.0%
2016 $1,012,437 -46.4%
2017 $1,067,082 -43.5%
2018 $1,126,077 -40.3%
2019 $1,178,291 -37.6%
2020 $1,239,203 -34.4%
2021 $1,409,459 -25.3%
2022 $1,643,113 -13.0%
2023 $1,732,739 -8.2%
2024 $1,832,981 -2.9%
2025 $1,887,626 0.0%

Graph: estimated home values in Cartwright Shelter Island over time (USD)



Example: 100% financing house in Cartwright Shelter Island

Loan amount: $1,887,626

Interest rate: 6.34%

Fixed monthly payment: $11,735.62

Breakdown in the 1st month:
Interest portion: $9,976.10  –  Principal portion: $1,759.52

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $119,088.56 $21,738.87 $1,865,887.13
2 $117,669.09 $23,158.33 $1,842,728.80
3 $116,156.94 $24,670.49 $1,818,058.31
4 $114,546.05 $26,281.38 $1,791,776.93
5 $112,829.97 $27,997.46 $1,763,779.47
6 $111,001.84 $29,825.59 $1,733,953.89
7 $109,054.34 $31,773.09 $1,702,180.80
8 $106,979.67 $33,847.76 $1,668,333.04
9 $104,769.54 $36,057.89 $1,632,275.15
10 $102,415.09 $38,412.34 $1,593,862.81
11 $99,906.91 $40,920.52 $1,552,942.29
12 $97,234.95 $43,592.48 $1,509,349.81
13 $94,388.52 $46,438.91 $1,462,910.89
14 $91,356.23 $49,471.20 $1,413,439.69
15 $88,125.94 $52,701.49 $1,360,738.20
16 $84,684.73 $56,142.70 $1,304,595.50
17 $81,018.81 $59,808.62 $1,244,786.89
18 $77,113.53 $63,713.90 $1,181,072.99
19 $72,953.25 $67,874.18 $1,113,198.81
20 $68,521.31 $72,306.12 $1,040,892.69
21 $63,799.99 $77,027.44 $963,865.25
22 $58,770.38 $82,057.05 $881,808.20
23 $53,412.36 $87,415.07 $794,393.13
24 $47,704.47 $93,122.96 $701,270.17
25 $41,623.89 $99,203.54 $602,066.63
26 $35,146.26 $105,681.17 $496,385.46
27 $28,245.67 $112,581.76 $383,803.70
28 $20,894.49 $119,932.94 $263,870.76
29 $13,063.31 $127,764.12 $136,106.64
30 $4,720.78 $136,106.64 $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 Cartwright Shelter Island, NY


1500 sqft3900 sqft
Ø selling price$1,266,181$2,693,511
Ø fast selling$1,151,073$2,424,160
Ø high price sale$1,381,288$2,962,862

In 2026, houses in Cartwright Shelter Island, NY will be offered at an average price of $660 per square foot. A 1,500 sqft home priced at $1,266,181 is 24.31% more expensive per square foot than a 3,900 sqft home priced at $2,693,511. Home prices in Cartwright Shelter Island, NY vary significantly depending on the property’s condition and exact location. For a quick sale, a 2,700 sqft home should be listed at around $1,864,739. Sellers who can wait longer may achieve a higher price of up to $2,279,125.

FAQ – Home Values in Cartwright Shelter Island

What is the median home value in Cartwright Shelter Island in 2026?

In 2026, the typical home value in Cartwright Shelter Island is about $1,887,626 for an average home size of 3028 square feet. This corresponds to an average price of roughly $660 per square foot.

What is the average cost per square foot in Cartwright Shelter Island?

In 2026, homes in Cartwright Shelter Island sell for an average of around $660 per square foot, with a typical range between $627 and $693 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Cartwright?

The average home size in Cartwright Shelter Island is about 3028 square feet, with an estimated 2026 value around $1,887,626.



Neighborhoods close to Cartwright Shelter Island, NY

Shelter Island Heights Historic District Shelter Island Heights, NY760 $ / ft²
Southampton Village Southampton, NY791 $ / ft²
Miamogue Point South Jamesport, NY357 $ / ft²
Sag Harbor Village Sag Harbor, NY1077 $ / ft²
Sagaponack South Sagaponack, NY1421 $ / ft²
Quogue Historic District Quogue, NY912 $ / ft²
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