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$10,900,000

For Sale - Active
401 Sandy Valley Rd, Westwood, MA 02090
7 Beds
8 Baths
12,012 Square Feet
12.78 Acres Lot
Built in 1936
For Sale - Active
Units n/a
Checked: 20 hours ago
Updated: Sep 24, 2025 at 10:14AM

Investment Summary


Monthly Cash Flow
-$48,747
Cap Rate
0.3%
Cash-on-Cash Return
-23.3%
Debt Coverage Ratio
0.05
Internal Rate of Return (5 years)
-18.5%

Property Description


12.78 Acres Lot
Built in 1936
For Sale - Active
Units n/a

This exquisite 12+ acre estate tucked away at the end of a secluded drive and adjacent to over 100 acres of conservation land offers an unparalleled blend of privacy and tranquility. The tasteful main entrance leads to a refined living room, library, elegant dining room w/ butler’s pantry, and a chef’s kitchen that flows into a welcoming family room with fireplace and covered patio. The second floor contains 5/7 bedrooms, including the expansive primary suite complete with en suite bath and walk in closet. The home also features a playroom, exercise room, wine cellar and 2 offices. Rebuilt by Rob Lawrence in 2018, this home showcases exceptional interior detail. Venture outside to discover a heated pool w/ a pool house, tennis courts, pond, barn-garage with a greenhouse and 2 horse stalls in addition to a 2 bedroom cottage and 3-car garage. Known for its top-tier schools and convenient location to the train station, shopping areas, major highways and the city. This is not one to miss!

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Location


Property Details


Parking

  • Description: Attached, Detached, Garage Door Opener, Heated Garage, Garage Faces Side, Paved Drive, Paved
  • Details: Paved, Attached, Detached, Garage Door Opener, Heated Garage, Garage Faces Side, Garage
  • Garage Spaces: 6
  • Spaces Total: 20

Bedroom Information

  • # of Bedrooms: 7

Bathroom Information

  • # of Baths (Full): 5
  • # of Baths (Partial): 3
  • # of Baths (Total): 8.0

Interior Features

  • # of Rooms: 26
  • # of Stories: 2
  • Basement: Yes
  • Basement Description: Full, Partially Finished
  • Fireplace: Yes

Exterior Features

  • Exterior Walls Materials: Brick
  • Foundation: Concrete Perimeter
  • Roof Type: Gable
  • Solar Panels: Yes

Land Information

  • Land Use: Residential
  • Land Use Subtype: Single Family Residential

Lot Information

  • Parcel ID: WWOOM:015B:000L:014
  • Lot Size: 556696 sqft

Property Information

  • Property Type: Single Family Residence
  • Style: Colonial
  • Year Built: 1936

Tax Information

  • Annual Tax: $57,057

Utilities

  • Water & Sewer: Public
  • Heating: Active Solar, Propane
  • Cooling: Central Air

Location

  • County: Norfolk

Investment Summary


Monthly Cash Flow
-$48,747
Cap Rate
0.3%
Cash-on-Cash Return
-23.3%
Debt Coverage Ratio
0.05
Internal Rate of Return (5 years)
-18.5%

Purchase Details

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Purchase price:
$10,900,000
Amount financed:
-$8,720,000
Down payment:
$2,180,000
Closing costs:
$327,000
Rehab costs:
$0
Initial cash invested:
$2,507,000
Square feet:
12,012
Cost per square foot:
$907
Monthly rent per square foot:
$0.92

Financing Details

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Loan amount:
$8,720,000
Loan to value ratio:
80.0%
Loan type:
Amortizing
Term:
30 years
Interest rate:
5.875%
Principal & interest:
$51,582
Property tax:
$4,755
Insurance:
$770
Private mortgage insurance (PMI):
$0
Monthly payment:
$57,107

Operating Income

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% Rent Monthly Yearly
Gross rent:
$11,000 $132,000
Vacancy loss: (6%)
6% -$660 -$7,920
Operating income:
$10,340 $124,080

Operating Expenses


% Rent Monthly Yearly
Property taxes: (43%)
43%-$4,755-$57,057
Insurance: (7%)
7%-$770-$9,240
Property management: (8%)
8%-$880-$10,560
Repairs & maintenance: (5%)
5%-$550-$6,600
Capital expenditures: (5%)
5%-$550-$6,600
HOA fees: (n/a)
n/an/an/a
Total operating expenses: (68%)
68%-$7,505-$90,057

Cash Flow


Monthly Yearly
Net operating income:
$2,835 $34,020
Mortgage payments:
-$51,582 -$618,984
Cash flow:
-$48,747 -$584,964