House Prices

Harborside Sunapee, NH House Prices & Home Values 2026


Average Data

average house price$1,044,598
average size per house2984 ft²
average price per ft²318 $ / ft²

04/05/2026 - The value range (VR) for house prices in Harborside Sunapee, NH is $302.1/ sqft to $333.9/ sqft. An average home with 2984 sqft costs approximately $816,729 to $902,700. Sunapee, NH includes 1 ZIP codes and it is located in Sullivan county. The lowest prices are found in ZIP 03782, while the highest are in ZIP 03782. The average price per sqare feet is $318. Our analysis is based on 13 property listings.

Avergage prices by ZIP codes Harborside Sunapee

03782380 $ / ft²




Historical development of home values in Harborside Sunapee

Year Estimated value (USD) Change vs. 2025
2010 $485,130 -53.6%
2011 $466,370 -55.4%
2012 $465,115 -55.5%
2013 $482,499 -53.8%
2014 $506,491 -51.5%
2015 $532,486 -49.0%
2016 $560,275 -46.4%
2017 $590,515 -43.5%
2018 $623,162 -40.3%
2019 $652,057 -37.6%
2020 $685,765 -34.4%
2021 $779,984 -25.3%
2022 $909,287 -13.0%
2023 $958,885 -8.2%
2024 $1,014,358 -2.9%
2025 $1,044,598 0.0%

Graph: estimated home values in Harborside Sunapee over time (USD)



Example: 100% financing house in Harborside Sunapee

Loan amount: $1,044,598

Interest rate: 5.44%

Fixed monthly payment: $5,889.24

Breakdown in the 1st month:
Interest portion: $4,732.03  –  Principal portion: $1,157.21

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $56,433.09 $14,237.74 $1,030,360.26
2 $55,639.55 $15,031.28 $1,015,328.99
3 $54,801.78 $15,869.05 $999,459.94
4 $53,917.32 $16,753.51 $982,706.43
5 $52,983.56 $17,687.27 $965,019.17
6 $51,997.76 $18,673.07 $946,346.10
7 $50,957.01 $19,713.81 $926,632.29
8 $49,858.26 $20,812.56 $905,819.73
9 $48,698.28 $21,972.55 $883,847.19
10 $47,473.63 $23,197.19 $860,650.00
11 $46,180.74 $24,490.09 $836,159.91
12 $44,815.78 $25,855.04 $810,304.87
13 $43,374.75 $27,296.07 $783,008.80
14 $41,853.40 $28,817.42 $754,191.38
15 $40,247.26 $30,423.56 $723,767.81
16 $38,551.60 $32,119.22 $691,648.60
17 $36,761.44 $33,909.39 $657,739.21
18 $34,871.50 $35,799.33 $621,939.88
19 $32,876.22 $37,794.60 $584,145.28
20 $30,769.74 $39,901.09 $544,244.19
21 $28,545.85 $42,124.98 $502,119.22
22 $26,198.01 $44,472.81 $457,646.40
23 $23,719.32 $46,951.51 $410,694.90
24 $21,102.47 $49,568.35 $361,126.55
25 $18,339.78 $52,331.05 $308,795.50
26 $15,423.11 $55,247.72 $253,547.78
27 $12,343.87 $58,326.95 $195,220.83
28 $9,093.02 $61,577.81 $133,643.02
29 $5,660.98 $65,009.85 $68,633.18
30 $2,037.65 $68,633.18 $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 Harborside Sunapee, NH


1500 sqft3900 sqft
Ø selling price$522,917$1,112,385
Ø fast selling$475,379$1,001,147
Ø high price sale$570,454$1,223,624

In 2026, houses in Harborside Sunapee, NH will be offered at an average price of $318 per square foot. A 1,500 sqft home priced at $522,917 is 20.84% more expensive per square foot than a 3,900 sqft home priced at $1,112,385. Home prices in Harborside Sunapee, NH 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 $770,113. Sellers who can wait longer may achieve a higher price of up to $941,249.

FAQ – Home Values in Harborside Sunapee

What is the median home value in Harborside Sunapee in 2026?

In 2026, the typical home value in Harborside Sunapee is about $1,044,598 for an average home size of 2984 square feet. This corresponds to an average price of roughly $318 per square foot.

What is the average cost per square foot in Harborside Sunapee?

In 2026, homes in Harborside Sunapee sell for an average of around $318 per square foot, with a typical range between $302.1 and $333.9 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Harborside?

The average home size in Harborside Sunapee is about 2984 square feet, with an estimated 2026 value around $1,044,598.



Neighborhoods close to Harborside Sunapee, NH

Seminary Hill West Lebanon, NH184 $ / ft²
Downtown Portsmouth, NH267 $ / ft²
Alton Center Alton, NH321 $ / ft²
Plainfield Village Plainfield, NH358 $ / ft²
Orford Orford, NH258 $ / ft²
Downtown Newport Newport, NH109 $ / ft²
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