House Prices

Head of the Harbor Saint James, NY House Prices & Home Values 2026


Average Data

average house price$705,892
average size per house2157 ft²
average price per ft²337 $ / ft²

06/24/2026 - The value range (VR) for house prices in Head of the Harbor Saint James, NY is $320.15/ sqft to $353.85/ sqft. An average home with 2157 sqft costs approximately $709,209 to $783,863. Saint James, NY includes 1 ZIP codes and it is located in Suffolk county. The lowest prices are found in ZIP 11780, while the highest are in ZIP 11780. The average price per sqare feet is $337. Our analysis is based on 9 property listings.

Avergage prices by ZIP codes Head of the Harbor Saint James

11780319 $ / ft²




Historical development of home values in Head of the Harbor Saint James

Year Estimated value (USD) Change vs. 2025
2010 $327,829 -53.6%
2011 $315,152 -55.4%
2012 $314,303 -55.5%
2013 $326,051 -53.8%
2014 $342,264 -51.5%
2015 $359,830 -49.0%
2016 $378,608 -46.4%
2017 $399,043 -43.5%
2018 $421,105 -40.3%
2019 $440,631 -37.6%
2020 $463,409 -34.4%
2021 $527,078 -25.3%
2022 $614,455 -13.0%
2023 $647,971 -8.2%
2024 $685,457 -2.9%
2025 $705,892 0.0%

Graph: estimated home values in Head of the Harbor Saint James over time (USD)



Example: 100% financing house in Head of the Harbor Saint James

Loan amount: $705,892

Interest rate: 6.16%

Fixed monthly payment: $4,305.98

Breakdown in the 1st month:
Interest portion: $3,624.76  –  Principal portion: $681.22

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $43,262.19 $8,409.55 $697,482.45
2 $42,729.11 $8,942.63 $688,539.82
3 $42,162.23 $9,509.51 $679,030.31
4 $41,559.42 $10,112.32 $668,917.99
5 $40,918.40 $10,753.35 $658,164.64
6 $40,236.74 $11,435.01 $646,729.64
7 $39,511.87 $12,159.88 $634,569.76
8 $38,741.05 $12,930.70 $621,639.06
9 $37,921.36 $13,750.38 $607,888.69
10 $37,049.72 $14,622.02 $593,266.67
11 $36,122.82 $15,548.92 $577,717.75
12 $35,137.17 $16,534.57 $561,183.18
13 $34,089.04 $17,582.70 $543,600.48
14 $32,974.46 $18,697.28 $524,903.20
15 $31,789.23 $19,882.51 $505,020.69
16 $30,528.87 $21,142.87 $483,877.82
17 $29,188.62 $22,483.12 $461,394.70
18 $27,763.40 $23,908.34 $437,486.36
19 $26,247.84 $25,423.90 $412,062.46
20 $24,636.21 $27,035.53 $385,026.93
21 $22,922.42 $28,749.32 $356,277.61
22 $21,099.98 $30,571.76 $325,705.85
23 $19,162.03 $32,509.71 $293,196.14
24 $17,101.22 $34,570.52 $258,625.62
25 $14,909.78 $36,761.96 $221,863.66
26 $12,579.43 $39,092.32 $182,771.34
27 $10,101.35 $41,570.40 $141,200.95
28 $7,466.18 $44,205.56 $96,995.38
29 $4,663.97 $47,007.77 $49,987.61
30 $1,684.13 $49,987.61 $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 Head of the Harbor Saint James, NY


1500 sqft3900 sqft
Ø selling price$628,170$1,336,289
Ø fast selling$571,064$1,202,660
Ø high price sale$685,277$1,469,918

In 2026, houses in Head of the Harbor Saint James, NY will be offered at an average price of $337 per square foot. A 1,500 sqft home priced at $628,170 is 23.62% more expensive per square foot than a 3,900 sqft home priced at $1,336,289. Home prices in Head of the Harbor Saint James, 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 $925,123. Sellers who can wait longer may achieve a higher price of up to $1,130,706.

FAQ – Home Values in Head of the Harbor Saint James

What is the median home value in Head of the Harbor Saint James in 2026?

In 2026, the typical home value in Head of the Harbor Saint James is about $705,892 for an average home size of 2157 square feet. This corresponds to an average price of roughly $337 per square foot.

What is the average cost per square foot in Head of the Harbor Saint James?

In 2026, homes in Head of the Harbor Saint James sell for an average of around $337 per square foot, with a typical range between $320.15 and $353.85 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Head of the Harbor?

The average home size in Head of the Harbor Saint James is about 2157 square feet, with an estimated 2026 value around $705,892.



Neighborhoods close to Head of the Harbor Saint James, NY

Seaford Harbor Seaford, NY305 $ / ft²
East Shoreham Shoreham, NY223 $ / ft²
Village of the Branch Smithtown, NY294 $ / ft²
Lakeland Ronkonkoma, NY248 $ / ft²
North Shore Beach Rocky Point, NY330 $ / ft²
Terryville Port Jefferson Station, NY263 $ / ft²
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