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$599,000

For Sale - Active
99 Sumner St Unit 623, Boston, MA 02128
1 Bed
1 Bath
452 Square Feet
0.00 Acres Lot
Built in 2020
For Sale - Active
107 Units
Checked: 3 hours ago
Updated: Jun 19, 2025 at 03:26AM

Investment Summary


Monthly Cash Flow
-$1,692
Cap Rate
2.3%
Cash-on-Cash Return
-14.7%
Debt Coverage Ratio
0.40
Internal Rate of Return (5 years)
-10.3%

Property Description


0.00 Acres Lot
Built in 2020
For Sale - Active
107 Units

Welcome home to this beautiful professionally designed PENTHOUSE condo! Perfect for the individual with a busy city lifestyle with all the amenities and conveniences that comes with new development and full-service concierge. This is the ONLY alcove studio with DEEDED garage parking (included in price) and upgraded bedroom glass doors in the building.The building offers a golf simulator room, theater room, sweeping entertainment space with catering kitchen and outdoor patio access. Enjoy breathtaking Boston city skyline views and sunsets from your unit overlooking the Boston Harbor. Custom shades, lighting, paint, and wall paper complete this home. All of this is located within minutes to the MBTA, local dining options, water taxi and park.

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Location


Property Details


Parking

  • Description: Under, Deeded
  • Details: Deeded
  • Garage Spaces: 1
  • Spaces Total: 0

Bedroom Information

  • # of Bedrooms: 1

Bathroom Information

  • # of Baths (Full): 1
  • # of Baths (Total): 1.0

Interior Features

  • # of Rooms: 3
  • # of Stories: 1

Exterior Features

  • Roof Type: Flat
  • Roof Material: Rubber

HOA

  • Has HOA: Yes
  • HOA Fee: $611/monthly

Land Information

  • Land Use: Residential
  • Land Use Subtype: Condominium Unit

Lot Information

  • Parcel ID: CBOSW:01P:05403S:212
  • Lot Size: 0 sqft

Property Information

  • Property Type: Condominium
  • Year Built: 2020

Tax Information

  • Annual Tax: $5,436

Utilities

  • Water & Sewer: Public
  • Heating: Forced Air
  • Cooling: Central Air

Location

  • County: Suffolk

Investment Summary


Monthly Cash Flow
-$1,692
Cap Rate
2.3%
Cash-on-Cash Return
-14.7%
Debt Coverage Ratio
0.40
Internal Rate of Return (5 years)
-10.3%

Purchase Details

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Purchase price:
$599,000
Amount financed:
-$479,200
Down payment:
$119,800
Closing costs:
$17,970
Rehab costs:
$0
Initial cash invested:
$137,770
Square feet:
452
Cost per square foot:
$1,325
Monthly rent per square foot:
$7.08

Financing Details

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Loan amount:
$479,200
Loan to value ratio:
80.0%
Loan type:
Amortizing
Term:
30 years
Interest rate:
5.875%
Principal & interest:
$2,835
Property tax:
$453
Insurance:
$224
Private mortgage insurance (PMI):
$0
Monthly payment:
$3,512

Operating Income

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% Rent Monthly Yearly
Gross rent:
$3,200 $38,400
Vacancy loss: (6%)
6% -$192 -$2,304
Operating income:
$3,008 $36,096

Operating Expenses


% Rent Monthly Yearly
Property taxes: (14%)
14%-$453-$5,436
Insurance: (7%)
7%-$224-$2,688
Property management: (8%)
8%-$256-$3,072
Repairs & maintenance: (5%)
5%-$160-$1,920
Capital expenditures: (5%)
5%-$160-$1,920
HOA fees: (19%)
19%-$612-$7,344
Total operating expenses: (58%)
58%-$1,865-$22,380

Cash Flow


Monthly Yearly
Net operating income:
$1,143 $13,716
Mortgage payments:
-$2,835 -$34,020
Cash flow:
$1,692 $20,304