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$549,900 Just Listed

  • For Sale
  • Active
  • Single Family
  • 4 Beds
  • 2 Full Baths
  • 2,453 Sq. Ft.
  • 1.1 Acres
  • Updated 1 day ago
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This well-maintained Cape Cod offers the best of Williamstown living in a highly convenient Main Street location, just steps from shops, restaurants, and local amenities. Set on 1.1 acres, the home features four bedrooms, two full baths, and about 2,500 sq ft, with two fireplaces adding warmth and character. Enjoy unobstructed views of Pine Cobble Mountain and protected green space that ensures lasting privacy. A walking path just outside your door makes it easy to enjoy the Berkshires. With an updated gas furnace and thoughtful upkeep throughout, this home is ideal as a full-time residence or a peaceful retreat.

Full Property Details for 166 Main St

General

  • Price: $549,900
  • Taxes: $6,339 (2026)
  • Status: Active
  • Type: Single Family
  • Source: 1109
  • MLS ID: 249265
  • Updated: 4/22/2026
  • Added to Site: 3 day(s) ago

Interior

  • Number of Rooms: 7
  • Appliances: Dishwasher, Range, Refrigerator
  • Flooring: Carpet, Wood

Rooms

Bathrooms

  • Total Bathrooms: 2
  • Full Bathrooms: 2

Bedrooms

  • Total Bedrooms: 4

Exterior

  • Exterior Features: Lighting, Privacy, Mature Landscaping, Landscaped

Parking

  • Attached garage: Yes
  • Parking Features: Garaged & Off-Street
  • Other Parking Type: Garaged & Off-Street
  • Garage Description: Attached

Location

  • Area: North Registry

Heating & Cooling

  • Air Conditioning: Yes
  • Cooling Type: Attic Fan
  • Heating Type: Nat Gas, Hot Water

Utilities

  • Sewer: Public Sewer
  • Water: Public
  • Utility Description: Fiber Optic Availabl

Structural Information

  • Architectural Style: Cape
  • Roof: Asphalt Shingles
  • Square Feet: 2,453
  • Year Built: 1950
  • Year Built Source: Assessor

Lot Features

  • Lot Size (Acres): 1.1
  • Lot Size (Sq. Ft.): 47,916
  • Lot Dimensions: 253' x 200'
  • Zoning: Residential

Financial Considerations

  • Tax Amount: $6,339
  • Tax Year: 2026

Disclosures and Reports

  • Property ID: WILL M:112.0 B:0015

Listed by Alton & Westall Real Estate Agency, Llc, Seth Alden

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Listing agent

— 166 Main St —

  • Seth Alden

    Alton & Westall Real Estate Agency, Llc

info@altonwestall.com

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 166 Main St

School District:Mount Greylock School District
NameGradesDistance
Williamstown Elementary
115 Church Street, Williamstown, MA 01267
PK-61.2 mi
Mt Greylock Regional High School
1781 Cold Spring Road, Williamstown, MA 01267
7-123.7 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 166 Main St Get Price Alerts and Save Property

Date
Details
Price
Change
Source
4/21/2026
Listed
$549,900
92.95%
MLS
7/13/2018
Sold
$285,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 166 Main St

Year
Property Taxes
Change
Tax Assessment
Change
2025
$5,501
1%
$398,600
11%
2024
$5,443
3%
$359,300
10%
2023
$5,263
7%
$325,500
12%
2022
$4,917
4%
$290,600
6%
2021
$4,740
-3%
$274,000
-2%
2020
$4,896
-7%
$278,200
-5%
2019
$5,269
1%
$291,900
—
2018
$5,237
5%
$291,900
—
2017
$4,974
8%
$291,900
—
2016
$4,609
1%
$291,900
—
2015
$4,557
4%
$291,900
2%
2014
$4,391
—
$287,400
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 166 Main St

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

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Listed by Alton & Westall Real Estate Agency, Llc, Seth Alden

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166 Main St, Williamstown, MA 01267 (MLS# 249265) is a Single Family property with 4 bedrooms and 2 full bathrooms. 166 Main St is currently listed for $549,900 and was received on April 21, 2026. Want to learn more about 166 Main St? Do you have questions about finding other Single Family real estate for sale in Williamstown? You can browse all Williamstown real estate or contact a Coldwell Banker agent to request more information.

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