House Prices

South Williamstown Williamstown, MA House Prices & Home Values 2026


Average Data

average house price$796,276
average size per house2487 ft²
average price per ft²342 $ / ft²

06/10/2026 - The value range (VR) for house prices in South Williamstown Williamstown, MA is $324.9/ sqft to $359.1/ sqft. An average home with 2487 sqft costs approximately $861,357 to $952,026. Williamstown, MA includes 1 ZIP codes and it is located in Berkshire county. The lowest prices are found in ZIP 01267, while the highest are in ZIP 01267. The average price per sqare feet is $342. Our analysis is based on 4 property listings.

Avergage prices by ZIP codes South Williamstown Williamstown

01267384 $ / ft²




Historical development of home values in South Williamstown Williamstown

Year Estimated value (USD) Change vs. 2025
2010 $369,805 -53.6%
2011 $355,505 -55.4%
2012 $354,547 -55.5%
2013 $367,799 -53.8%
2014 $386,088 -51.5%
2015 $405,904 -49.0%
2016 $427,086 -46.4%
2017 $450,138 -43.5%
2018 $475,024 -40.3%
2019 $497,050 -37.6%
2020 $522,745 -34.4%
2021 $594,566 -25.3%
2022 $693,131 -13.0%
2023 $730,939 -8.2%
2024 $773,224 -2.9%
2025 $796,276 0.0%

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



Example: 100% financing house in South Williamstown Williamstown

Loan amount: $796,276

Interest rate: 6.40%

Fixed monthly payment: $4,978.67

Breakdown in the 1st month:
Interest portion: $4,244.15  –  Principal portion: $734.52

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $50,666.78 $9,077.24 $787,198.76
2 $50,068.87 $9,675.15 $777,523.62
3 $49,431.58 $10,312.43 $767,211.18
4 $48,752.32 $10,991.70 $756,219.48
5 $48,028.31 $11,715.71 $744,503.77
6 $47,256.61 $12,487.41 $732,016.36
7 $46,434.08 $13,309.94 $718,706.42
8 $45,557.37 $14,186.65 $704,519.78
9 $44,622.91 $15,121.10 $689,398.67
10 $43,626.91 $16,117.11 $673,281.57
11 $42,565.29 $17,178.72 $656,102.84
12 $41,433.75 $18,310.26 $637,792.58
13 $40,227.68 $19,516.34 $618,276.24
14 $38,942.17 $20,801.85 $597,474.39
15 $37,571.97 $22,172.04 $575,302.35
16 $36,111.53 $23,632.49 $551,669.86
17 $34,554.89 $25,189.13 $526,480.73
18 $32,895.71 $26,848.30 $499,632.43
19 $31,127.25 $28,616.77 $471,015.66
20 $29,242.30 $30,501.72 $440,513.95
21 $27,233.19 $32,510.82 $408,003.12
22 $25,091.75 $34,652.27 $373,350.85
23 $22,809.25 $36,934.77 $336,416.08
24 $20,376.40 $39,367.62 $297,048.47
25 $17,783.31 $41,960.71 $255,087.76
26 $15,019.41 $44,724.61 $210,363.15
27 $12,073.46 $47,670.56 $162,692.60
28 $8,933.46 $50,810.56 $111,882.04
29 $5,586.64 $54,157.38 $57,724.66
30 $2,019.36 $57,724.66 $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 Williamstown Williamstown, MA


1500 sqft3900 sqft
Ø selling price$661,699$1,407,613
Ø fast selling$601,544$1,266,852
Ø high price sale$721,853$1,548,374

In 2026, houses in South Williamstown Williamstown, MA will be offered at an average price of $342 per square foot. A 1,500 sqft home priced at $661,699 is 24.52% more expensive per square foot than a 3,900 sqft home priced at $1,407,613. Home prices in South Williamstown Williamstown, MA 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 $974,501. Sellers who can wait longer may achieve a higher price of up to $1,191,057.

FAQ – Home Values in South Williamstown Williamstown

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

In 2026, the typical home value in South Williamstown Williamstown is about $796,276 for an average home size of 2487 square feet. This corresponds to an average price of roughly $342 per square foot.

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

In 2026, homes in South Williamstown Williamstown sell for an average of around $342 per square foot, with a typical range between $324.9 and $359.1 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in South Williamstown?

The average home size in South Williamstown Williamstown is about 2487 square feet, with an estimated 2026 value around $796,276.



Neighborhoods close to South Williamstown Williamstown, MA

Downtown Greenfield Greenfield, MA75 $ / ft²
Ashfield Center Ashfield, MA68 $ / ft²
South Athol Athol, MA76 $ / ft²
West Stockbridge Village West Stockbridge, MA443 $ / ft²
Interlaken Stockbridge, MA552 $ / ft²
Savoy Center Savoy, MA136 $ / ft²
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