House Prices

Roberts Cove Alton Bay, NH House Prices & Home Values 2026


Average Data

average house price$1,405,261
average size per house2639 ft²
average price per ft²545 $ / ft²

07/04/2026 - The value range (VR) for house prices in Roberts Cove Alton Bay, NH is $517.75/ sqft to $572.25/ sqft. An average home with 2639 sqft costs approximately $1,397,769 to $1,544,902. Alton Bay, NH includes 1 ZIP codes and it is located in Belknap county. The lowest prices are found in ZIP 03810, while the highest are in ZIP 03810. The average price per sqare feet is $545. Our analysis is based on 6 property listings.

Avergage prices by ZIP codes Roberts Cove Alton Bay

03810567 $ / ft²




Historical development of home values in Roberts Cove Alton Bay

Year Estimated value (USD) Change vs. 2025
2010 $652,629 -53.6%
2011 $627,391 -55.4%
2012 $625,702 -55.5%
2013 $649,089 -53.8%
2014 $681,365 -51.5%
2015 $716,335 -49.0%
2016 $753,718 -46.4%
2017 $794,399 -43.5%
2018 $838,318 -40.3%
2019 $877,190 -37.6%
2020 $922,536 -34.4%
2021 $1,049,285 -25.3%
2022 $1,223,231 -13.0%
2023 $1,289,954 -8.2%
2024 $1,364,580 -2.9%
2025 $1,405,261 0.0%

Graph: estimated home values in Roberts Cove Alton Bay over time (USD)



Example: 100% financing house in Roberts Cove Alton Bay

Loan amount: $1,405,261

Interest rate: 6.14%

Fixed monthly payment: $8,550.33

Breakdown in the 1st month:
Interest portion: $7,187.91  –  Principal portion: $1,362.42

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $85,787.05 $16,816.93 $1,388,444.07
2 $84,725.28 $17,878.69 $1,370,565.38
3 $83,596.49 $19,007.49 $1,351,557.89
4 $82,396.42 $20,207.56 $1,331,350.34
5 $81,120.58 $21,483.39 $1,309,866.95
6 $79,764.20 $22,839.78 $1,287,027.17
7 $78,322.17 $24,281.80 $1,262,745.36
8 $76,789.10 $25,814.87 $1,236,930.49
9 $75,159.24 $27,444.74 $1,209,485.75
10 $73,426.47 $29,177.50 $1,180,308.25
11 $71,584.31 $31,019.67 $1,149,288.58
12 $69,625.83 $32,978.14 $1,116,310.44
13 $67,543.70 $35,060.27 $1,081,250.17
14 $65,330.12 $37,273.85 $1,043,976.32
15 $62,976.78 $39,627.20 $1,004,349.12
16 $60,474.85 $42,129.12 $962,220.00
17 $57,814.96 $44,789.01 $917,430.99
18 $54,987.14 $47,616.83 $869,814.15
19 $51,980.78 $50,623.20 $819,190.95
20 $48,784.60 $53,819.37 $765,371.58
21 $45,386.63 $57,217.34 $708,154.24
22 $41,774.13 $60,829.85 $647,324.40
23 $37,933.54 $64,670.43 $582,653.96
24 $33,850.47 $68,753.50 $513,900.46
25 $29,509.61 $73,094.36 $440,806.10
26 $24,894.69 $77,709.29 $363,096.81
27 $19,988.39 $82,615.58 $280,481.22
28 $14,772.33 $87,831.65 $192,649.58
29 $9,226.94 $93,377.04 $99,272.54
30 $3,331.43 $99,272.54 $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 Roberts Cove Alton Bay, NH


1500 sqft3900 sqft
Ø selling price$1,011,927$2,152,643
Ø fast selling$919,933$1,937,379
Ø high price sale$1,103,920$2,367,907

In 2026, houses in Roberts Cove Alton Bay, NH will be offered at an average price of $545 per square foot. A 1,500 sqft home priced at $1,011,927 is 23.53% more expensive per square foot than a 3,900 sqft home priced at $2,152,643. Home prices in Roberts Cove Alton Bay, 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 $1,490,292. Sellers who can wait longer may achieve a higher price of up to $1,821,467.

FAQ – Home Values in Roberts Cove Alton Bay

What is the median home value in Roberts Cove Alton Bay in 2026?

In 2026, the typical home value in Roberts Cove Alton Bay is about $1,405,261 for an average home size of 2639 square feet. This corresponds to an average price of roughly $545 per square foot.

What is the average cost per square foot in Roberts Cove Alton Bay?

In 2026, homes in Roberts Cove Alton Bay sell for an average of around $545 per square foot, with a typical range between $517.75 and $572.25 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Roberts Cove?

The average home size in Roberts Cove Alton Bay is about 2639 square feet, with an estimated 2026 value around $1,405,261.



Neighborhoods close to Roberts Cove Alton Bay, NH

Atkinson Center Atkinson, NH541 $ / ft²
Bartlett Village Bartlett, NH258 $ / ft²
Center Conway Village Center Conway, NH483 $ / ft²
Alton Center Alton, NH321 $ / ft²
Downtown Portsmouth, NH267 $ / ft²
Seminary Hill West Lebanon, NH184 $ / ft²
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