House Prices

Northside Hills Sag Harbor, NY House Prices & Home Values 2026


Average Data

average house price$2,936,522
average size per house3094 ft²
average price per ft²971 $ / ft²

06/23/2026 - The value range (VR) for house prices in Northside Hills Sag Harbor, NY is $922.45/ sqft to $1019.55/ sqft. An average home with 3094 sqft costs approximately $2,919,704 to $3,227,041. Sag Harbor, NY includes 1 ZIP codes and it is located in Suffolk county. The lowest prices are found in ZIP 11963, while the highest are in ZIP 11963. The average price per sqare feet is $971. Our analysis is based on 10 property listings.

Avergage prices by ZIP codes Northside Hills Sag Harbor

119631190 $ / ft²




Historical development of home values in Northside Hills Sag Harbor

Year Estimated value (USD) Change vs. 2025
2010 $1,363,774 -53.6%
2011 $1,311,037 -55.4%
2012 $1,307,507 -55.5%
2013 $1,356,378 -53.8%
2014 $1,423,823 -51.5%
2015 $1,496,899 -49.0%
2016 $1,575,017 -46.4%
2017 $1,660,027 -43.5%
2018 $1,751,803 -40.3%
2019 $1,833,031 -37.6%
2020 $1,927,790 -34.4%
2021 $2,192,653 -25.3%
2022 $2,556,141 -13.0%
2023 $2,695,569 -8.2%
2024 $2,851,512 -2.9%
2025 $2,936,522 0.0%

Graph: estimated home values in Northside Hills Sag Harbor over time (USD)



Example: 100% financing house in Northside Hills Sag Harbor

Loan amount: $2,936,522

Interest rate: 6.14%

Fixed monthly payment: $17,867.31

Breakdown in the 1st month:
Interest portion: $15,020.31  –  Principal portion: $2,847.00

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $179,266.02 $35,141.71 $2,901,380.29
2 $177,047.30 $37,360.44 $2,864,019.85
3 $174,688.49 $39,719.25 $2,824,300.60
4 $172,180.75 $42,226.98 $2,782,073.62
5 $169,514.69 $44,893.05 $2,737,180.57
6 $166,680.29 $47,727.44 $2,689,453.13
7 $163,666.95 $50,740.79 $2,638,712.34
8 $160,463.35 $53,944.39 $2,584,767.95
9 $157,057.48 $57,350.25 $2,527,417.70
10 $153,436.59 $60,971.15 $2,466,446.55
11 $149,587.08 $64,820.66 $2,401,625.90
12 $145,494.53 $68,913.21 $2,332,712.69
13 $141,143.58 $73,264.15 $2,259,448.54
14 $136,517.94 $77,889.80 $2,181,558.74
15 $131,600.24 $82,807.49 $2,098,751.25
16 $126,372.06 $88,035.67 $2,010,715.58
17 $120,813.80 $93,593.94 $1,917,121.64
18 $114,904.60 $99,503.14 $1,817,618.50
19 $108,622.31 $105,785.42 $1,711,833.08
20 $101,943.38 $112,464.35 $1,599,368.72
21 $94,842.77 $119,564.96 $1,479,803.76
22 $87,293.85 $127,113.88 $1,352,689.88
23 $79,268.32 $135,139.42 $1,217,550.46
24 $70,736.08 $143,671.65 $1,073,878.81
25 $61,665.15 $152,742.59 $921,136.22
26 $52,021.51 $162,386.23 $758,749.99
27 $41,769.00 $172,638.74 $586,111.25
28 $30,869.18 $183,538.55 $402,572.70
29 $19,281.19 $195,126.54 $207,446.16
30 $6,961.57 $207,446.16 $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 Northside Hills Sag Harbor, NY


1500 sqft3900 sqft
Ø selling price$1,802,900$3,835,259
Ø fast selling$1,639,000$3,451,733
Ø high price sale$1,966,800$4,218,785

In 2026, houses in Northside Hills Sag Harbor, NY will be offered at an average price of $971 per square foot. A 1,500 sqft home priced at $1,802,900 is 23.53% more expensive per square foot than a 3,900 sqft home priced at $3,835,259. Home prices in Northside Hills Sag Harbor, 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 $2,655,180. Sellers who can wait longer may achieve a higher price of up to $3,245,219.


Discover Northside Hills in Sag Harbor, NY

Location & Lifestyle

Nestled between Sag Harbor Village and Bridgehampton in Sag Harbor, NY, Northside Hills offers a serene, wooded enclave in the heart of the Hamptons.
Its quiet cul-de-sacs, generous lot sizes, and preserved natural buffers create rare privacy while staying close to bay beaches, marinas, and farmstands. Residents enjoy easy access to Long Beach, Sag Harbor?s historic Main Street, and the dining and boutiques of Bridgehampton.

Homes & Amenities

The neighborhood features a mix of classic Hamptons colonials and contemporary new construction, many with pools, outdoor kitchens, and expansive decks for entertaining.
Tall hardwoods, rolling topography, and reserve land lend a park-like atmosphere that enhances year-round living. Broad setbacks and winding roads contribute to a calm, upscale streetscape. For commuters, the location places you within convenient reach of Route 27, local schools, and regional transportation options.

Why Buyers Choose Northside Hills

Buyers value Sag Harbor real estate here, and Northside Hills homes for sale are sought after for their space, privacy, and proximity to village amenities without the in-town bustle.
Strong rental demand and steady buyer interest support the area?s long-term appeal and investment potential. Whether you?re seeking a full-time residence or a seasonal retreat, Northside Hills Sag Harbor delivers the quintessential Hamptons lifestyle in a peaceful, central setting.



FAQ – Home Values in Northside Hills Sag Harbor

What is the median home value in Northside Hills Sag Harbor in 2026?

In 2026, the typical home value in Northside Hills Sag Harbor is about $2,936,522 for an average home size of 3094 square feet. This corresponds to an average price of roughly $971 per square foot.

What is the average cost per square foot in Northside Hills Sag Harbor?

In 2026, homes in Northside Hills Sag Harbor sell for an average of around $971 per square foot, with a typical range between $922.45 and $1019.55 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Northside Hills?

The average home size in Northside Hills Sag Harbor is about 3094 square feet, with an estimated 2026 value around $2,936,522.



Neighborhoods close to Northside Hills Sag Harbor, NY

The Center Shelter Island, NY514 $ / ft²
Shelter Island Heights Historic District Shelter Island Heights, NY760 $ / ft²
Southampton Village Southampton, NY791 $ / ft²
Sagaponack South Sagaponack, NY1421 $ / ft²
Quogue Historic District Quogue, NY912 $ / ft²
Orient Point Orient, NY575 $ / ft²
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