House Prices

South Thornton Thornton, NH House Prices & Home Values 2026


Average Data

average house price$492,005
average size per house2397 ft²
average price per ft²226 $ / ft²

04/14/2026 - The value range (VR) for house prices in South Thornton Thornton, NH is $214.7/ sqft to $237.3/ sqft. An average home with 2397 sqft costs approximately $564,556 to $623,983. Thornton, NH includes 1 ZIP codes and it is located in Grafton county. The lowest prices are found in ZIP 03285, while the highest are in ZIP 03285. The average price per sqare feet is $226. Our analysis is based on 4 property listings.

Avergage prices by ZIP codes South Thornton Thornton

03285224 $ / ft²




Historical development of home values in South Thornton Thornton

Year Estimated value (USD) Change vs. 2025
2010 $228,496 -53.6%
2011 $219,660 -55.4%
2012 $219,069 -55.5%
2013 $227,257 -53.8%
2014 $238,557 -51.5%
2015 $250,801 -49.0%
2016 $263,889 -46.4%
2017 $278,132 -43.5%
2018 $293,509 -40.3%
2019 $307,119 -37.6%
2020 $322,995 -34.4%
2021 $367,372 -25.3%
2022 $428,273 -13.0%
2023 $451,634 -8.2%
2024 $477,762 -2.9%
2025 $492,005 0.0%

Graph: estimated home values in South Thornton Thornton over time (USD)



Example: 100% financing house in South Thornton Thornton

Loan amount: $492,005

Interest rate: 6.58%

Fixed monthly payment: $3,136.39

Breakdown in the 1st month:
Interest portion: $2,698.65  –  Principal portion: $437.74

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $32,222.37 $5,414.26 $486,590.74
2 $31,855.05 $5,781.58 $480,809.16
3 $31,462.82 $6,173.82 $474,635.34
4 $31,043.97 $6,592.66 $468,042.68
5 $30,596.71 $7,039.92 $461,002.75
6 $30,119.10 $7,517.53 $453,485.22
7 $29,609.10 $8,027.54 $445,457.69
8 $29,064.49 $8,572.14 $436,885.54
9 $28,482.93 $9,153.70 $427,731.85
10 $27,861.93 $9,774.71 $417,957.14
11 $27,198.79 $10,437.85 $407,519.29
12 $26,490.66 $11,145.97 $396,373.32
13 $25,734.49 $11,902.14 $384,471.17
14 $24,927.02 $12,709.61 $371,761.56
15 $24,064.77 $13,571.86 $358,189.69
16 $23,144.02 $14,492.61 $343,697.08
17 $22,160.81 $15,475.83 $328,221.26
18 $21,110.89 $16,525.74 $311,695.51
19 $19,989.75 $17,646.89 $294,048.63
20 $18,792.54 $18,844.09 $275,204.53
21 $17,514.11 $20,122.52 $255,082.01
22 $16,148.95 $21,487.68 $233,594.33
23 $14,691.17 $22,945.46 $210,648.87
24 $13,134.50 $24,502.13 $186,146.73
25 $11,472.22 $26,164.42 $159,982.32
26 $9,697.16 $27,939.47 $132,042.84
27 $7,801.68 $29,834.95 $102,207.89
28 $5,777.61 $31,859.03 $70,348.86
29 $3,616.21 $34,020.42 $36,328.45
30 $1,308.19 $36,328.45 $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 South Thornton Thornton, NH


1500 sqft3900 sqft
Ø selling price$449,979$957,227
Ø fast selling$409,072$861,505
Ø high price sale$490,886$1,052,950

In 2026, houses in South Thornton Thornton, NH will be offered at an average price of $226 per square foot. A 1,500 sqft home priced at $449,979 is 25.23% more expensive per square foot than a 3,900 sqft home priced at $957,227. Home prices in South Thornton Thornton, 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 $662,696. Sellers who can wait longer may achieve a higher price of up to $809,962.

FAQ – Home Values in South Thornton Thornton

What is the median home value in South Thornton Thornton in 2026?

In 2026, the typical home value in South Thornton Thornton is about $492,005 for an average home size of 2397 square feet. This corresponds to an average price of roughly $226 per square foot.

What is the average cost per square foot in South Thornton Thornton?

In 2026, homes in South Thornton Thornton sell for an average of around $226 per square foot, with a typical range between $214.7 and $237.3 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in South Thornton?

The average home size in South Thornton Thornton is about 2397 square feet, with an estimated 2026 value around $492,005.



Neighborhoods close to South Thornton Thornton, NH

Wilmot Flat Wilmot, NH153 $ / ft²
Bow Center Bow, NH232 $ / ft²
Loudon Village Loudon, NH202 $ / ft²
Weare Center Weare, NH220 $ / ft²
East Washington Washington, NH168 $ / ft²
Davisville Warner, NH223 $ / ft²
  imprint  Privacy