House Prices

House Prices & Home Values Grantham, NH 2026


Average Data

average house price$449,649
average size per house1829 ft²
average price per ft²246 $ / ft²

04/05/2026 - The value range (VR) for house prices in Grantham, NH is $240/ sqft to $240/ sqft. An average home with 1829 sqft costs approximately $438,960 to $438,960. Grantham, NH includes 1 ZIP codes and it is located in Sullivan county. The lowest prices are found in ZIP 03753, while the highest are in ZIP 03753. The average price per sqare feet is $246. Our analysis is based on 24 property listings.

Avergage prices by ZIP codes Grantham

03753232 $ / ft²


House prices by neighborhoods in Grantham

Eastman243 $ / ft²
Grantham Village250 $ / ft²
Gray Ledges263 $ / ft²
Miller Pond242 $ / ft²
North Grantham256 $ / ft²
Olde Farms229 $ / ft²
Stocker Pond252 $ / ft²




Historical development of home values in Grantham

Year Estimated value (USD) Change vs. 2025
2010 $208,825 -53.6%
2011 $200,750 -55.4%
2012 $200,209 -55.5%
2013 $207,693 -53.8%
2014 $218,020 -51.5%
2015 $229,210 -49.0%
2016 $241,171 -46.4%
2017 $254,188 -43.5%
2018 $268,241 -40.3%
2019 $280,679 -37.6%
2020 $295,189 -34.4%
2021 $335,746 -25.3%
2022 $391,404 -13.0%
2023 $412,754 -8.2%
2024 $436,632 -2.9%
2025 $449,649 0.0%

Graph: estimated home values in Grantham over time (USD)



Example: 100% financing house in Grantham

Loan amount: $449,649

Interest rate: 6.00%

Fixed monthly payment: $2,695.87

Breakdown in the 1st month:
Interest portion: $2,248.25  –  Principal portion: $447.63

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $26,828.73 $5,521.74 $444,127.26
2 $26,488.16 $5,862.31 $438,264.95
3 $26,126.59 $6,223.89 $432,041.06
4 $25,742.71 $6,607.76 $425,433.30
5 $25,335.16 $7,015.31 $418,417.98
6 $24,902.47 $7,448.00 $410,969.98
7 $24,443.10 $7,907.38 $403,062.60
8 $23,955.39 $8,395.09 $394,667.51
9 $23,437.60 $8,912.88 $385,754.63
10 $22,887.87 $9,462.61 $376,292.03
11 $22,304.24 $10,046.24 $366,245.79
12 $21,684.61 $10,665.87 $355,579.92
13 $21,026.76 $11,323.72 $344,256.20
14 $20,328.34 $12,022.14 $332,234.06
15 $19,586.84 $12,763.64 $319,470.42
16 $18,799.60 $13,550.87 $305,919.55
17 $17,963.81 $14,386.66 $291,532.89
18 $17,076.48 $15,274.00 $276,258.89
19 $16,134.41 $16,216.07 $260,042.82
20 $15,134.24 $17,216.24 $242,826.59
21 $14,072.38 $18,278.10 $224,548.49
22 $12,945.03 $19,405.45 $205,143.04
23 $11,748.14 $20,602.33 $184,540.70
24 $10,477.43 $21,873.04 $162,667.66
25 $9,128.35 $23,222.12 $139,445.54
26 $7,696.06 $24,654.41 $114,791.13
27 $6,175.43 $26,175.04 $88,616.08
28 $4,561.01 $27,789.46 $60,826.62
29 $2,847.02 $29,503.46 $31,323.16
30 $1,027.31 $31,323.16 $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 Grantham, NH


1500 sqft3900 sqft
Ø selling price$446,491$949,807
Ø fast selling$405,901$854,826
Ø high price sale$487,081$1,044,787

In 2026, houses in Grantham, NH will be offered at an average price of $246 per square foot. A 1,500 sqft home priced at $446,491 is 22.20% more expensive per square foot than a 3,900 sqft home priced at $949,807. Home prices in Grantham, NH vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $657,558. Sellers who can wait longer may achieve a higher price of up to $803,683.


Discover Grantham, NH

Location & Access

Grantham, New Hampshire is a welcoming town in Sullivan County along the I?89 corridor between Lake Sunapee and the Dartmouth?Upper Valley.

Its location makes commuting to Lebanon, Hanover, or Concord convenient while preserving a quiet, small?town feel.

Outdoor Recreation

The Eastman community anchors local recreation with a scenic lake, an 18?hole golf course, miles of trails, and groomed cross?country skiing.

Outdoor enthusiasts find year?round adventure on town forests and conserved lands, plus quick access to Mount Sunapee and Mount Kearsarge.

Schools & Community

Families value the Grantham Village School and the town?s network of parks, playing fields, and community programs.

Dining & Services

Dining, farm stands, and local services line Route 10 and the I?89 corridor, while larger shopping and healthcare hubs are close in Lebanon and New London.

Real Estate & Seasons

Real estate in Grantham ranges from lakefront and golf?course homes in Eastman to wooded lots and classic New England capes.

Seasonal visitors appreciate four distinct seasons, from foliage drives and apple picking to ski days at Mount Sunapee Resort.

Quality of Life

With efficient town services, active civic groups, and easy highway access, Grantham blends rural tranquility with modern convenience.

Plan Your Visit or Move

Whether you?re planning a weekend getaway or a permanent move, Grantham, NH offers a balanced lifestyle in the Dartmouth?Lake Sunapee Region.



FAQ – Home Values in Grantham

What is the median home value in Grantham in 2026?

In 2026, the typical home value in Grantham is about $449,649 for an average home size of 1829 square feet. This corresponds to an average price of roughly $246 per square foot.

What is the average cost per square foot in Grantham?

In 2026, homes in Grantham sell for an average of around $246 per square foot, with a typical range between $240 and $240 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 Grantham is about 1829 square feet, with an estimated 2026 value around $449,649.



Locations close to Grantham, NH

Guild, NH330 $ / ft²
Hanover, NH334 $ / ft²
Haverhill, NH109 $ / ft²
Goshen, NH62 $ / ft²
Georges Mills, NH533 $ / ft²
Etna, NH318 $ / ft²
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