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

401 Sandy Valley Rd Westwood — Photo 1 of 26

Recent Drop: $200,000

$9,000,000
$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

Key facts

It was listed on November 21, 2025. The price has come down from an original $9,690,000 to $8,800,000 across 3 changes, most recently on May 7, 2026. The annual property taxes are $91,088 (2026 tax year). It sits on a 16.78-acre (730,936 sq ft) lot.

Immersive Experience

Market Value Analysis

This Property
Size (SqFt) →Price →
This Property$690/sqft
Local Avg (Westwood)$571/sqft
21% AboveMarket Average

* Analysis is based on 23 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

Questions about this home

When was 401 Sandy Valley Rd, Westwood listed?

401 Sandy Valley Rd, Westwood was listed on November 21, 2025.

Has the price of 401 Sandy Valley Rd, Westwood changed?

The price has come down from an original $9,690,000 to $8,800,000 across 3 changes, most recently on May 7, 2026.

What are the property taxes for 401 Sandy Valley Rd, Westwood?

The annual property taxes for 401 Sandy Valley Rd, Westwood are $91,088 (2026 tax year).

How big is the lot at 401 Sandy Valley Rd, Westwood?

401 Sandy Valley Rd, Westwood sits on a 16.78-acre (730,936 sq ft) lot.

What is the status of 401 Sandy Valley Rd, Westwood?

401 Sandy Valley Rd, Westwood is actively listed for sale.

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

1,524 housing units permitted in the last 12 months (+52% vs the prior 12 months) — 1,030 in 5+ unit buildings

U.S. Census Bureau, Building Permits Survey (through Jul '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