
401 Sandy Valley Rd Westwood — Photo 1 of 26
Recent Drop: $200,000
$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
* Analysis is based on 23 actively listed and recently sold comparable properties strictly within Westwood, MA.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Water Heater
Geography
Property History
$30,000
Aug 15, 2026
MLS® 73564111
$8,800,000
Was $9,000,000
May 7, 2026
MLS® 73457104
$9,000,000
Was $9,300,000
Mar 13, 2026
MLS® 73457104
$9,300,000
Was $9,690,000
Feb 13, 2026
MLS® 73457104
$9,690,000
Nov 21, 2025
MLS® 73457104
$10,900,000
Nov 18, 2025
MLS® 73330261
$12,950,000
Mar 19, 2025
MLS® 73250023
$10,900,000
Jan 29, 2025
MLS® 73330261
$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 Agent: John Boyle
Listing Office: LandVest, Inc.
MLS® Number: 73457104







