House Prices

Alton Shores Alton Bay, NH House Prices & Home Values 2026


Average Data

average house price$1,307,731
average size per house2456 ft²
average price per ft²508 $ / ft²

04/05/2026 - The value range (VR) for house prices in Alton Shores Alton Bay, NH is $482.6/ sqft to $533.4/ sqft. An average home with 2456 sqft costs approximately $1,128,373 to $1,247,149. 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 $508. Our analysis is based on 6 property listings.

Avergage prices by ZIP codes Alton Shores Alton Bay

03810528 $ / ft²




Historical development of home values in Alton Shores Alton Bay

Year Estimated value (USD) Change vs. 2025
2010 $607,334 -53.6%
2011 $583,848 -55.4%
2012 $582,276 -55.5%
2013 $604,040 -53.8%
2014 $634,076 -51.5%
2015 $666,619 -49.0%
2016 $701,408 -46.4%
2017 $739,265 -43.5%
2018 $780,136 -40.3%
2019 $816,310 -37.6%
2020 $858,509 -34.4%
2021 $976,461 -25.3%
2022 $1,138,335 -13.0%
2023 $1,200,427 -8.2%
2024 $1,269,873 -2.9%
2025 $1,307,731 0.0%

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



Example: 100% financing house in Alton Shores Alton Bay

Loan amount: $1,307,731

Interest rate: 5.71%

Fixed monthly payment: $7,600.02

Breakdown in the 1st month:
Interest portion: $6,224.80  –  Principal portion: $1,375.22

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $74,258.63 $16,941.66 $1,290,789.34
2 $73,265.18 $17,935.11 $1,272,854.23
3 $72,213.47 $18,986.81 $1,253,867.41
4 $71,100.10 $20,100.19 $1,233,767.23
5 $69,921.44 $21,278.85 $1,212,488.37
6 $68,673.66 $22,526.63 $1,189,961.74
7 $67,352.71 $23,847.58 $1,166,114.17
8 $65,954.30 $25,245.99 $1,140,868.18
9 $64,473.89 $26,726.39 $1,114,141.79
10 $62,906.67 $28,293.61 $1,085,848.17
11 $61,247.55 $29,952.73 $1,055,895.44
12 $59,491.14 $31,709.14 $1,024,186.29
13 $57,631.74 $33,568.55 $990,617.75
14 $55,663.30 $35,536.99 $955,080.76
15 $53,579.43 $37,620.85 $917,459.90
16 $51,373.37 $39,826.92 $877,632.99
17 $49,037.94 $42,162.34 $835,470.64
18 $46,565.57 $44,634.72 $790,835.92
19 $43,948.22 $47,252.07 $743,583.85
20 $41,177.38 $50,022.90 $693,560.95
21 $38,244.07 $52,956.22 $640,604.74
22 $35,138.75 $56,061.54 $584,543.20
23 $31,851.34 $59,348.95 $525,194.25
24 $28,371.15 $62,829.13 $462,365.12
25 $24,686.89 $66,513.40 $395,851.72
26 $20,786.59 $70,413.70 $325,438.02
27 $16,657.57 $74,542.72 $250,895.30
28 $12,286.43 $78,913.86 $171,981.44
29 $7,658.97 $83,541.32 $88,440.13
30 $2,760.16 $88,440.13 $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 Alton Shores Alton Bay, NH


1500 sqft3900 sqft
Ø selling price$877,764$1,867,242
Ø fast selling$797,967$1,680,518
Ø high price sale$957,560$2,053,966

In 2026, houses in Alton Shores Alton Bay, NH will be offered at an average price of $508 per square foot. A 1,500 sqft home priced at $877,764 is 21.90% more expensive per square foot than a 3,900 sqft home priced at $1,867,242. Home prices in Alton Shores 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 $1,292,706. Sellers who can wait longer may achieve a higher price of up to $1,579,974.

FAQ – Home Values in Alton Shores Alton Bay

What is the median home value in Alton Shores Alton Bay in 2026?

In 2026, the typical home value in Alton Shores Alton Bay is about $1,307,731 for an average home size of 2456 square feet. This corresponds to an average price of roughly $508 per square foot.

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

In 2026, homes in Alton Shores Alton Bay sell for an average of around $508 per square foot, with a typical range between $482.6 and $533.4 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Alton Shores?

The average home size in Alton Shores Alton Bay is about 2456 square feet, with an estimated 2026 value around $1,307,731.



Neighborhoods close to Alton Shores 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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