Active
292 Days on market
401 Sandy Valley Rd Westwood — Photo 1 of 26

401 Sandy Valley Rd Westwood — Photo 1 of 26

Recent Drop: $890,000

$9,690,000
$8,800,000

$8,800,000

401 Sandy Valley Rd, Westwood, MA 02090

Westwood, MA 02090

Beds

7

Baths

6.5

SqFt

12,762

Style

Single Family

Built

1936

Set at the end of a long winding drive, this remarkable 16+ acre estate abuts more than 100 acres of conservation land, creating a rare sense of privacy and natural beauty. Suited for formal entertaining, intimate gatherings, and gracious family living, it includes a welcoming main entrance hall, a wonderful living room with an attached library, a spacious formal dining room with adjoining butler’s pantry, and a stunning chef’s kitchen that overlooks a fireplaced family room and a covered patio. There are 7 bedrooms highlighted by a stunning primary suite, as well as two offices, a playroom, an exercise room, and an attached, heated three-car garage. Outdoor amenities include a heated pool with a well-appointed pool house, a sport court, a stream-fed pond, and a barn-garage with a greenhouse and two horse stalls, along with a charming two-bedroom cottage. This exceptional property offers access to excellent public and private schools, Legacy Place, the train, and Boston via Rte. 95/128

Immersive Experience

Market Value Analysis

This Property
Size (SqFt) →Price →
This Property$690/sqft
Local Avg (Westwood)$564/sqft
22% AboveMarket Average

* Analysis is based on 18 actively listed and recently sold comparable properties strictly within Westwood, MA.

Property Details

Financials

Original Price$9,690,000
Annual Taxes$91,088

Parking

Garage6
Off-Street26

Interior Specifications

Total Rooms26
Fireplaces7
FlooringTile, Hardwood, Stone / Slate
BasementFull, Partially Finished, Bulkhead

Climate & Utilities

HeatingCentral, Propane, Hydro Air, Active Solar
CoolingCentral Air, Active Solar
WaterPublic
SewerPublic Sewer

Building & Exterior

ConstructionFrame, Brick
RoofSlate
FoundationConcrete Perimeter
ZoningRE

Property & Lot

Acres16.78
SqFt Lot730,936
Lot Features--

Amenities & Appliances

Water Heater

Geography

Property History

Listed
$30,000

Aug 15, 2026

MLS® 73564111

Price Drop
$8,800,000

Was $9,000,000

May 7, 2026

MLS® 73457104

Price Drop
$9,000,000

Was $9,300,000

Mar 13, 2026

MLS® 73457104

Price Drop
$9,300,000

Was $9,690,000

Feb 13, 2026

MLS® 73457104

Listed
$9,690,000

Nov 21, 2025

MLS® 73457104

Terminated
$10,900,000

Nov 18, 2025

MLS® 73330261

Expired
$12,950,000

Mar 19, 2025

MLS® 73250023

Listed
$10,900,000

Jan 29, 2025

MLS® 73330261

Listed
$12,950,000

Jun 10, 2024

MLS® 73250023

Population

16,318

U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)

Median Household Income

$223K

U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)

Renter-Occupied Homes

12.7%

U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)

New Construction Permits — Norfolk County

1,189 housing units permitted in the last 12 months (+21% vs the prior 12 months) — 706 in 5+ unit buildings

U.S. Census Bureau, Building Permits Survey (through Jun '26)

ADU Potential

Massachusetts allows one accessory dwelling unit by right in single-family zoning districts statewide (M.G.L. c. 40A §3; 760 CMR 71.00, effective Feb 2025). Estimated maximum ADU size for this property: 900 sq ft (the lesser of 900 sq ft or half the 12,762 sq ft principal dwelling). Lot size: 730,936 sq ft.

Based on listing data, which indicates the property type — not the zoning district. Local dimensional, septic (Title 5), and historic-district requirements still apply. Not legal advice — verify with the municipality.

Listing Provided By

Listing Agent: John Boyle

Listing Office: LandVest, Inc.

MLS® Number: 73457104

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