House Prices

Green Dunes Amagansett, NY House Prices & Home Values 2026


Average Data

average house price$4,315,533
average size per house2891 ft²
average price per ft²1416 $ / ft²

06/24/2026 - The value range (VR) for house prices in Green Dunes Amagansett, NY is $1345.2/ sqft to $1486.8/ sqft. An average home with 2891 sqft costs approximately $3,686,747 to $4,074,826. Amagansett, NY includes 1 ZIP codes and it is located in Suffolk county. The lowest prices are found in ZIP 11930, while the highest are in ZIP 11930. The average price per sqare feet is $1416. Our analysis is based on 12 property listings.

Avergage prices by ZIP codes Green Dunes Amagansett

11930302 $ / ft²




Historical development of home values in Green Dunes Amagansett

Year Estimated value (USD) Change vs. 2025
2010 $2,004,212 -53.6%
2011 $1,926,708 -55.4%
2012 $1,921,521 -55.5%
2013 $1,993,343 -53.8%
2014 $2,092,460 -51.5%
2015 $2,199,853 -49.0%
2016 $2,314,656 -46.4%
2017 $2,439,588 -43.5%
2018 $2,574,461 -40.3%
2019 $2,693,835 -37.6%
2020 $2,833,093 -34.4%
2021 $3,222,338 -25.3%
2022 $3,756,523 -13.0%
2023 $3,961,427 -8.2%
2024 $4,190,602 -2.9%
2025 $4,315,533 0.0%

Graph: estimated home values in Green Dunes Amagansett over time (USD)



Example: 100% financing house in Green Dunes Amagansett

Loan amount: $4,315,533

Interest rate: 5.69%

Fixed monthly payment: $25,014.56

Breakdown in the 1st month:
Interest portion: $20,455.63  –  Principal portion: $4,558.94

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $244,018.52 $56,156.25 $4,259,376.75
2 $240,739.75 $59,435.02 $4,199,941.73
3 $237,269.55 $62,905.22 $4,137,036.51
4 $233,596.73 $66,578.04 $4,070,458.47
5 $229,709.47 $70,465.30 $3,999,993.17
6 $225,595.24 $74,579.53 $3,925,413.64
7 $221,240.80 $78,933.97 $3,846,479.67
8 $216,632.12 $83,542.65 $3,762,937.02
9 $211,754.35 $88,420.42 $3,674,516.61
10 $206,591.79 $93,582.98 $3,580,933.63
11 $201,127.80 $99,046.97 $3,481,886.66
12 $195,344.80 $104,829.98 $3,377,056.68
13 $189,224.14 $110,950.64 $3,266,106.05
14 $182,746.11 $117,428.66 $3,148,677.39
15 $175,889.86 $124,284.91 $3,024,392.48
16 $168,633.29 $131,541.48 $2,892,851.00
17 $160,953.04 $139,221.73 $2,753,629.27
18 $152,824.36 $147,350.41 $2,606,278.86
19 $144,221.08 $155,953.69 $2,450,325.17
20 $135,115.49 $165,059.28 $2,285,265.89
21 $125,478.25 $174,696.53 $2,110,569.36
22 $115,278.32 $184,896.45 $1,925,672.91
23 $104,482.85 $195,691.92 $1,729,980.99
24 $93,057.08 $207,117.69 $1,522,863.30
25 $80,964.19 $219,210.58 $1,303,652.73
26 $68,165.25 $232,009.52 $1,071,643.20
27 $54,619.01 $245,555.76 $826,087.45
28 $40,281.86 $259,892.91 $566,194.54
29 $25,107.61 $275,067.16 $291,127.38
30 $9,047.39 $291,127.38 $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 Green Dunes Amagansett, NY


1500 sqft3900 sqft
Ø selling price$2,436,398$5,182,883
Ø fast selling$2,214,908$4,664,595
Ø high price sale$2,657,889$5,701,172

In 2026, houses in Green Dunes Amagansett, NY will be offered at an average price of $1416 per square foot. A 1,500 sqft home priced at $2,436,398 is 21.80% more expensive per square foot than a 3,900 sqft home priced at $5,182,883. Home prices in Green Dunes Amagansett, 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 $3,588,150. Sellers who can wait longer may achieve a higher price of up to $4,385,517.

FAQ – Home Values in Green Dunes Amagansett

What is the median home value in Green Dunes Amagansett in 2026?

In 2026, the typical home value in Green Dunes Amagansett is about $4,315,533 for an average home size of 2891 square feet. This corresponds to an average price of roughly $1416 per square foot.

What is the average cost per square foot in Green Dunes Amagansett?

In 2026, homes in Green Dunes Amagansett sell for an average of around $1416 per square foot, with a typical range between $1345.2 and $1486.8 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Green Dunes?

The average home size in Green Dunes Amagansett is about 2891 square feet, with an estimated 2026 value around $4,315,533.



Neighborhoods close to Green Dunes Amagansett, NY

Bridgehampton North Bridgehampton, NY1370 $ / ft²
Calverton Hills Calverton, NY281 $ / ft²
Holiday Beach Center Moriches, NY324 $ / ft²
Downtown Riverhead Riverhead, NY253 $ / ft²
North Hicksville Hicksville, NY281 $ / ft²
Eagle Chase Woodbury, NY491 $ / ft²
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