House Prices

House Prices & Home Values South Jamesport, NY 2026


Average Data

average house price$4,726,020
average size per house4086 ft²
average price per ft²1157 $ / ft²

06/23/2026 - The value range (VR) for house prices in South Jamesport, NY is $343/ sqft to $343/ sqft. An average home with 4086 sqft costs approximately $1,401,498 to $1,401,498. South Jamesport, NY includes 1 ZIP codes and it is located in Suffolk county. The lowest prices are found in ZIP 11970, while the highest are in ZIP 11970. The average price per sqare feet is $1157. Our analysis is based on 73 property listings.

Avergage prices by ZIP codes South Jamesport

11970361 $ / ft²


House prices by neighborhoods in South Jamesport

Miamogue Point357 $ / ft²




Historical development of home values in South Jamesport

Year Estimated value (USD) Change vs. 2025
2010 $2,194,849 -53.6%
2011 $2,109,974 -55.4%
2012 $2,104,293 -55.5%
2013 $2,182,946 -53.8%
2014 $2,291,492 -51.5%
2015 $2,409,100 -49.0%
2016 $2,534,823 -46.4%
2017 $2,671,637 -43.5%
2018 $2,819,340 -40.3%
2019 $2,950,068 -37.6%
2020 $3,102,573 -34.4%
2021 $3,528,842 -25.3%
2022 $4,113,837 -13.0%
2023 $4,338,232 -8.2%
2024 $4,589,205 -2.9%
2025 $4,726,020 0.0%

Graph: estimated home values in South Jamesport over time (USD)



Example: 100% financing house in South Jamesport

Loan amount: $4,726,020

Interest rate: 6.00%

Fixed monthly payment: $28,334.88

Breakdown in the 1st month:
Interest portion: $23,630.10  â€“  Principal portion: $4,704.78

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $281,982.45 $58,036.08 $4,667,983.92
2 $278,402.92 $61,615.62 $4,606,368.30
3 $274,602.60 $65,415.93 $4,540,952.37
4 $270,567.89 $69,450.65 $4,471,501.72
5 $266,284.32 $73,734.21 $4,397,767.51
6 $261,736.56 $78,281.97 $4,319,485.54
7 $256,908.30 $83,110.24 $4,236,375.31
8 $251,782.24 $88,236.29 $4,148,139.01
9 $246,340.02 $93,678.51 $4,054,460.50
10 $240,562.13 $99,456.40 $3,955,004.10
11 $234,427.88 $105,590.65 $3,849,413.45
12 $227,915.28 $112,103.25 $3,737,310.19
13 $221,001.00 $119,017.54 $3,618,292.66
14 $213,660.25 $126,358.28 $3,491,934.38
15 $205,866.75 $134,151.78 $3,357,782.60
16 $197,592.56 $142,425.97 $3,215,356.63
17 $188,808.04 $151,210.49 $3,064,146.14
18 $179,481.71 $160,536.82 $2,903,609.32
19 $169,580.15 $170,438.38 $2,733,170.94
20 $159,067.88 $180,950.65 $2,552,220.29
21 $147,907.24 $192,111.29 $2,360,109.00
22 $136,058.24 $203,960.29 $2,156,148.70
23 $123,478.42 $216,540.12 $1,939,608.59
24 $110,122.69 $229,895.84 $1,709,712.75
25 $95,943.22 $244,075.31 $1,465,637.44
26 $80,889.19 $259,129.34 $1,206,508.10
27 $64,906.66 $275,111.87 $931,396.23
28 $47,938.36 $292,080.17 $639,316.06
29 $29,923.50 $310,095.04 $329,221.02
30 $10,797.51 $329,221.02 $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 South Jamesport, NY


1500 sqft3900 sqft
Ø selling price$2,099,956$4,467,177
Ø fast selling$1,909,051$4,020,460
Ø high price sale$2,290,860$4,913,895

In 2026, houses in South Jamesport, NY will be offered at an average price of $1157 per square foot. A 1,500 sqft home priced at $2,099,956 is 24.17% more expensive per square foot than a 3,900 sqft home priced at $4,467,177. Home prices in South Jamesport, NY vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $3,092,662. Sellers who can wait longer may achieve a higher price of up to $3,779,920.


South Jamesport, NY: A North Fork Gem

Located on the sheltered shores of Great Peconic Bay, South Jamesport, NY is a quiet hamlet in the Town of Riverhead on Long Island?s North Fork.
Known for its walkable streets and historic cottages, the community blends small?town charm with waterfront living. Visitors come for relaxed coastal vibes and easy access to beaches, farms, and vineyards.

Beaches and Boating

The family-friendly South Jamesport Beach offers calm waters, lifeguards in season, a playground, and sweeping sunset views across Peconic Bay. Kayaking, paddleboarding, sailing, and nearby marinas make boating and fishing top things to do in South Jamesport.

Wine, Food, and Farm Stands

Minutes from acclaimed North Fork wineries, tasting rooms pair perfectly with local oysters and farm?to?table restaurants. Roadside farm stands sell just?picked produce, while seafood shacks and bistros in Jamesport and neighboring hamlets deliver fresh, seasonal menus. From summer rosé flights to autumn harvest weekends, the area?s culinary scene anchors memorable getaways.

Stays, Access, and Outdoor Fun

Charming inns, B&Bs, and vacation rentals place travelers near beaches, nature preserves, tennis courts, and bike routes. With easy access via Route 25, nearby Long Island Rail Road stations, and the Hampton Jitney, South Jamesport makes an inviting base for exploring Greenport, Riverhead attractions, and the wider North Fork of Long Island.



FAQ – Home Values in South Jamesport

What is the median home value in South Jamesport in 2026?

In 2026, the typical home value in South Jamesport is about $4,726,020 for an average home size of 4086 square feet. This corresponds to an average price of roughly $1157 per square foot.

What is the average cost per square foot in South Jamesport?

In 2026, homes in South Jamesport sell for an average of around $1157 per square foot, with a typical range between $343 and $343 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 South Jamesport is about 4086 square feet, with an estimated 2026 value around $4,726,020.



Locations close to South Jamesport, NY

Southold, NY350 $ / ft²
Speonk, NY685 $ / ft²
Upton, NY366 $ / ft²
Southampton, NY822 $ / ft²
Shirley, NY209 $ / ft²
Shelter Island Heights, NY879 $ / ft²
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