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$899,990

Sold
21 Oak Square Ave, Boston, MA 02135
5 Beds
2 Baths
3,036 Square Feet
0.09 Acres Lot
Built in 1920
Sold
Units n/a
Checked: 6 hours ago
Updated: Aug 22, 2025 at 06:53AM

Investment Summary


Monthly Cash Flow
-$1,252
Cap Rate
4.0%
Cash-on-Cash Return
-7.3%
Debt Coverage Ratio
0.71
Internal Rate of Return (5 years)
-3.0%

Property Description


0.09 Acres Lot
Built in 1920
Sold
Units n/a

Sought after Oak Square location. Rarely available 10 room 5 bedroom 2 bath Victorian home! Features large spacious rooms, original detail lead glass windows, fabulous front porch awaiting your personal touch. Easy access to Cambridge, Downtown Boston, public transportations and MA Pike. Some notable updates include newer heating system and multi-zone mini-split AC! Walk up 3rd floor provides additional finished space. Fenced in rear yard & driveway parking for 2-3 cars round out this great offering.

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Location


Property Details


Parking

  • Description: Paved Drive
  • Details: Paved, Off Street
  • Garage Spaces: 0
  • Spaces Total: 2

Bedroom Information

  • # of Bedrooms: 5

Bathroom Information

  • # of Baths (Full): 2
  • # of Baths (Partial): 1
  • # of Baths (Total): 2.0

Interior Features

  • # of Rooms: 10
  • # of Stories: 2
  • Basement: Yes
  • Basement Description: Full, Walk-Out Access

Exterior Features

  • Exterior Walls Materials: Siding (Alum/Vinyl)
  • Foundation: Stone
  • Roof Type: Gable
  • Roof Material: Slate

Land Information

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

Lot Information

  • Parcel ID: BRIGW:22P:03916S:000
  • Lot Size: 4065 sqft

Property Information

  • Property Type: Single Family Residence
  • Style: Victorian
  • Year Built: 1920

Tax Information

  • Annual Tax: $5,315

Utilities

  • Water & Sewer: Public
  • Heating: Baseboard
  • Cooling: Ductless

Location

  • County: Suffolk

Investment Summary


Monthly Cash Flow
-$1,252
Cap Rate
4.0%
Cash-on-Cash Return
-7.3%
Debt Coverage Ratio
0.71
Internal Rate of Return (5 years)
-3.0%

Purchase Details

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Purchase price:
$899,990
Amount financed:
-$719,992
Down payment:
$179,998
Closing costs:
$27,000
Rehab costs:
$0
Initial cash invested:
$206,998
Square feet:
3,036
Cost per square foot:
$296
Monthly rent per square foot:
$1.65

Financing Details

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Loan amount:
$719,992
Loan to value ratio:
80.0%
Loan type:
Amortizing
Term:
30 years
Interest rate:
5.875%
Principal & interest:
$4,259
Property tax:
$443
Insurance:
$350
Private mortgage insurance (PMI):
$0
Monthly payment:
$5,052

Operating Income

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% Rent Monthly Yearly
Gross rent:
$5,000 $60,000
Vacancy loss: (6%)
6% -$300 -$3,600
Operating income:
$4,700 $56,400

Operating Expenses


% Rent Monthly Yearly
Property taxes: (9%)
9%-$443-$5,315
Insurance: (7%)
7%-$350-$4,200
Property management: (8%)
8%-$400-$4,800
Repairs & maintenance: (5%)
5%-$250-$3,000
Capital expenditures: (5%)
5%-$250-$3,000
HOA fees: (n/a)
n/an/an/a
Total operating expenses: (34%)
34%-$1,693-$20,315

Cash Flow


Monthly Yearly
Net operating income:
$3,007 $36,084
Mortgage payments:
-$4,259 -$51,108
Cash flow:
-$1,252 -$15,024