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$7,899,000

For Sale - Active
425 Harbor Dr, Key Biscayne, FL 33149
7 Beds
9 Baths
4,565 Square Feet
0.21 Acres Lot
Built in 2020
For Sale - Active
Units n/a
Checked: 1 day ago
Updated: May 27, 2025 at 01:43PM

Investment Summary


Monthly Cash Flow
-$40,905
Cap Rate
-0.1%
Cash-on-Cash Return
-27.0%
Debt Coverage Ratio
-0.01
Internal Rate of Return (5 years)
-22.0%

Property Description


0.21 Acres Lot
Built in 2020
For Sale - Active
Units n/a

Experience unparalleled elegance in this stunning contemporary estate, set on an oversized 9,258 sq. ft. lot in exclusive Key Biscayne. Built in 2020, with a brand-new roof in 2025, this 7-bedroom, 7-bathroom home, plus two powder rooms, blends sophistication with seamless indoor-outdoor living. An open floor plan, custom-built kitchen cabinetry, and abundant natural light create an inviting ambiance. The elevator connects all three levels, leading to a rooftop terrace with breathtaking views. Outdoors, enjoy a saltwater pool with spa, summer kitchen, cabana bath, and expansive front yard. The open garage with an EV charger and a spacious driveway provide convenience. This architectural masterpiece offers the finest in Key Biscayne luxury.

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Location


Property Details


Parking

  • Description: Attached, Covered, Driveway, ElectricVehicleChargingStations, Garage
  • Details: Attached, Covered, Driveway, Electric Vehicle Charging Station(s), Garage
  • Garage Spaces: 2
  • Spaces Total: 0

Bedroom Information

  • # of Bedrooms: 7

Bathroom Information

  • # of Baths (Full): 7
  • # of Baths (Partial): 2
  • # of Baths (Total): 9.0

Interior Features

  • # of Stories: 3

Exterior Features

  • Exterior Walls Materials: Stucco
  • Foundation: Raised
  • Roof Type: Rigid Frame Bar Joist
  • Roof Material: Flat

Land Information

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

Lot Information

  • Parcel ID: 2442320050220
  • Lot Size: 9258 sqft

Property Information

  • Property Type: Single Family Residence
  • Style: ContemporaryModern
  • Year Built: 2020

Tax Information

  • Annual Tax: $86,442

Utilities

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

Location

  • County: Miami Dade

Listing Details


Listed by:
Fernando Muniz
AG Real Estate Advisors, LLC
(786) 253-8810

Source:
MIAMI REALTORS MLS
MLS#: A11752360
MIAMI REALTORS MLS

Investment Summary


Monthly Cash Flow
-$40,905
Cap Rate
-0.1%
Cash-on-Cash Return
-27.0%
Debt Coverage Ratio
-0.01
Internal Rate of Return (5 years)
-22.0%

Purchase Details

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Purchase price:
$7,899,000
Amount financed:
-$6,319,200
Down payment:
$1,579,800
Closing costs:
$236,970
Rehab costs:
$0
Initial cash invested:
$1,816,770
Square feet:
4,565
Cost per square foot:
$1,730
Monthly rent per square foot:
$2.15

Financing Details

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Loan amount:
$6,319,200
Loan to value ratio:
80.0%
Loan type:
Amortizing
Term:
30 years
Interest rate:
6.625%
Principal & interest:
$40,463
Property tax:
$7,204
Insurance:
$686
Private mortgage insurance (PMI):
$0
Monthly payment:
$48,353

Operating Income

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% Rent Monthly Yearly
Gross rent:
$9,800 $117,600
Vacancy loss: (6%)
6% -$588 -$7,056
Operating income:
$9,212 $110,544

Operating Expenses


% Rent Monthly Yearly
Property taxes: (74%)
74%-$7,204-$86,442
Insurance: (7%)
7%-$686-$8,232
Property management: (8%)
8%-$784-$9,408
Repairs & maintenance: (5%)
5%-$490-$5,880
Capital expenditures: (5%)
5%-$490-$5,880
HOA fees: (n/a)
n/an/an/a
Total operating expenses: (99%)
99%-$9,654-$115,842

Cash Flow


Monthly Yearly
Net operating income:
-$442 -$5,304
Mortgage payments:
-$40,463 -$485,556
Cash flow:
$40,905 $490,860