House Prices

House Prices & Home Values Alton Bay, NH 2026


Average Data

average house price$1,373,667
average size per house2580 ft²
average price per ft²533 $ / ft²

07/04/2026 - The value range (VR) for house prices in Alton Bay, NH is $554/ sqft to $554/ sqft. An average home with 2580 sqft costs approximately $1,429,320 to $1,429,320. 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 $533. Our analysis is based on 72 property listings.

Avergage prices by ZIP codes Alton Bay

03810610 $ / ft²


House prices by neighborhoods in Alton Bay

Alton Bay Campmeeting Grounds510 $ / ft²
Alton Shores528 $ / ft²
Echo Point556 $ / ft²
Loon Cove530 $ / ft²
Minge Cove582 $ / ft²
Rattlesnake Island550 $ / ft²
Roberts Cove567 $ / ft²
Sandy Point584 $ / ft²
Shirt Tail Point521 $ / ft²
Sleepers Island585 $ / ft²
West Alton609 $ / ft²




Historical development of home values in Alton Bay

Year Estimated value (USD) Change vs. 2025
2010 $637,956 -53.6%
2011 $613,286 -55.4%
2012 $611,635 -55.5%
2013 $634,496 -53.8%
2014 $666,046 -51.5%
2015 $700,230 -49.0%
2016 $736,773 -46.4%
2017 $776,539 -43.5%
2018 $819,471 -40.3%
2019 $857,468 -37.6%
2020 $901,795 -34.4%
2021 $1,025,695 -25.3%
2022 $1,195,730 -13.0%
2023 $1,260,952 -8.2%
2024 $1,333,900 -2.9%
2025 $1,373,667 0.0%

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



Example: 100% financing house in Alton Bay

Loan amount: $1,373,667

Interest rate: 6.00%

Fixed monthly payment: $8,235.83

Breakdown in the 1st month:
Interest portion: $6,868.34  –  Principal portion: $1,367.49

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $81,961.14 $16,868.79 $1,356,798.21
2 $80,920.71 $17,909.22 $1,338,888.99
3 $79,816.11 $19,013.82 $1,319,875.16
4 $78,643.38 $20,186.55 $1,299,688.61
5 $77,398.32 $21,431.62 $1,278,256.99
6 $76,076.46 $22,753.47 $1,255,503.52
7 $74,673.08 $24,156.86 $1,231,346.66
8 $73,183.13 $25,646.80 $1,205,699.86
9 $71,601.30 $27,228.64 $1,178,471.23
10 $69,921.89 $28,908.04 $1,149,563.19
11 $68,138.91 $30,691.02 $1,118,872.16
12 $66,245.95 $32,583.98 $1,086,288.18
13 $64,236.24 $34,593.69 $1,051,694.50
14 $62,102.58 $36,727.35 $1,014,967.14
15 $59,837.32 $38,992.61 $975,974.53
16 $57,432.34 $41,397.59 $934,576.94
17 $54,879.03 $43,950.91 $890,626.03
18 $52,168.23 $46,661.70 $843,964.33
19 $49,290.24 $49,539.69 $794,424.64
20 $46,234.74 $52,595.19 $741,829.44
21 $42,990.78 $55,839.15 $685,990.29
22 $39,546.75 $59,283.19 $626,707.11
23 $35,890.29 $62,939.64 $563,767.46
24 $32,008.31 $66,821.62 $496,945.84
25 $27,886.90 $70,943.03 $426,002.81
26 $23,511.29 $75,318.65 $350,684.16
27 $18,865.80 $79,964.13 $270,720.03
28 $13,933.78 $84,896.15 $185,823.88
29 $8,697.58 $90,132.36 $95,691.52
30 $3,138.41 $95,691.52 $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 Bay, NH


1500 sqft3900 sqft
Ø selling price$967,396$2,057,914
Ø fast selling$879,451$1,852,122
Ø high price sale$1,055,340$2,263,705

In 2026, houses in Alton Bay, NH will be offered at an average price of $533 per square foot. A 1,500 sqft home priced at $967,396 is 25.30% more expensive per square foot than a 3,900 sqft home priced at $2,057,914. Home prices in Alton Bay, NH vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $1,424,709. Sellers who can wait longer may achieve a higher price of up to $1,741,312.


Alton Bay, NH Travel Guide

Alton Bay, NH is a picturesque village on the southern tip of Lake Winnipesaukee, ideal for four-season New Hampshire getaways. This waterfront destination blends small-town charm with scenic views, outdoor recreation, and convenient access to the Lakes Region.

Location & Scenery

Set along a sheltered bay, the community offers sunrise vistas, a classic boardwalk, and easy access to Alton Town Docks and marinas.
Nearby Mount Major rewards hikers with panoramic lake and mountain views, making it a must-do for first-time visitors.

Things to Do

In summer, visitors enjoy boating, paddling, fishing charters, and family-friendly beaches, while fall brings foliage cruises and leaf-peeping drives. Winter transforms Alton Bay with snowshoeing, nearby snowmobile trails, and the seasonal Alton Bay Ice Runway that opens when conditions allow. Spring and summer events at the bandstand, lakeside parks, and local churches add community flavor to weekend getaways.

Lodging & Dining

Choose from lakeside lodging, B&Bs, and vacation rentals within minutes of the waterfront, marinas, and public boat launches. Casual restaurants, ice cream stands, and nearby farm-to-table spots serve fresh seafood, burgers, and classic New Hampshire comfort food.

Travel Tips

Plan ahead for parking and boat slips during peak weekends, and consider a day trip from Boston or Portland for a relaxed, scenic escape to Alton Bay, NH.



FAQ – Home Values in Alton Bay

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

In 2026, the typical home value in Alton Bay is about $1,373,667 for an average home size of 2580 square feet. This corresponds to an average price of roughly $533 per square foot.

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

In 2026, homes in Alton Bay sell for an average of around $533 per square foot, with a typical range between $554 and $554 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 Alton Bay is about 2580 square feet, with an estimated 2026 value around $1,373,667.



Locations close to Alton Bay, NH

Atkinson, NH523 $ / ft²
Bartlett, NH241 $ / ft²
Center Conway, NH545 $ / ft²
Alton, NH283 $ / ft²
Portsmouth, NH244 $ / ft²
Woodsville, NH123 $ / ft²
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