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$23,500,000

For Sale - Active
230 Harbor Dr, Key Biscayne, FL 33149
7 Beds
8 Baths
6,240 Square Feet
0.46 Acres Lot
Built in 2003
For Sale - Active
Units n/a
Checked: 18 hours ago
Updated: Oct 08, 2025 at 10:08AM

Investment Summary


Monthly Cash Flow
-$126,716
Cap Rate
-0.3%
Cash-on-Cash Return
-28.1%
Debt Coverage Ratio
-0.05
Internal Rate of Return (5 years)
-23.1%

Property Description


0.46 Acres Lot
Built in 2003
For Sale - Active
Units n/a

Welcome to an extraordinary European style waterfront estate, where luxury and elegance meet the tranquility of coastal living.This 3-story custom-built masterpiece boasts a spectacular social area with soaring high ceilings, creating an ambiance of grandeur and openness. This estate features 7 lavish bedrooms,7.5 opulent bathrooms, private office, cozy family room, extraordinary chef’s kitchen all designed with meticulous attention to detail and the finest finishes. Step into a world of breathtaking and captivating views, where every window frames the stunning panorama of the bay and the iconic Miami skyline. The outdoor living spaces invite you to enjoy serene and unforgettable sunsets. A sanctuary of sophistication and comfort with dock, garages, elevator, and an unparalleled lifestyle.

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Location


Property Details


Parking

  • Description: Attached, Covered, Driveway, Garage, Guest, GarageDoorOpener
  • Details: Attached, Covered, Driveway, Garage, Guest, Garage Door Opener
  • Garage Spaces: 4
  • Spaces Total: 0

Bedroom Information

  • # of Bedrooms: 7

Bathroom Information

  • # of Baths (Full): 7
  • # of Baths (Partial): 1
  • # of Baths (Total): 8.0

Interior Features

  • # of Stories: 1

Exterior Features

  • Roof Material: Spanish Tile
  • Pool: Yes
  • Pool Community: Yes

Land Information

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

Lot Information

  • Parcel ID: 2442320060180
  • Lot Size: 20000 sqft

Property Information

  • Property Type: Single Family Residence
  • Year Built: 2003

Tax Information

  • Annual Tax: $150,580

Utilities

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

Location

  • County: Miami Dade

Listing Details


Listed by:
Brigitte Nachtigall
One Sotheby's International Realty
(305) 710-9664

Source:
MIAMI REALTORS MLS
MLS#: A11657338
MIAMI REALTORS MLS

Investment Summary


Monthly Cash Flow
-$126,716
Cap Rate
-0.3%
Cash-on-Cash Return
-28.1%
Debt Coverage Ratio
-0.05
Internal Rate of Return (5 years)
-23.1%

Purchase Details

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Purchase price:
$23,500,000
Amount financed:
-$18,800,000
Down payment:
$4,700,000
Closing costs:
$705,000
Rehab costs:
$0
Initial cash invested:
$5,405,000
Square feet:
6,240
Cost per square foot:
$3,766
Monthly rent per square foot:
$1.44

Financing Details

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Loan amount:
$18,800,000
Loan to value ratio:
80.0%
Loan type:
Amortizing
Term:
30 years
Interest rate:
6.625%
Principal & interest:
$120,378
Property tax:
$12,548
Insurance:
$630
Private mortgage insurance (PMI):
$0
Monthly payment:
$133,556

Operating Income

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% Rent Monthly Yearly
Gross rent:
$9,000 $108,000
Vacancy loss: (6%)
6% -$540 -$6,480
Operating income:
$8,460 $101,520

Operating Expenses


% Rent Monthly Yearly
Property taxes: (139%)
139%-$12,548-$150,580
Insurance: (7%)
7%-$630-$7,560
Property management: (8%)
8%-$720-$8,640
Repairs & maintenance: (5%)
5%-$450-$5,400
Capital expenditures: (5%)
5%-$450-$5,400
HOA fees: (n/a)
n/an/an/a
Total operating expenses: (164%)
164%-$14,798-$177,580

Cash Flow


Monthly Yearly
Net operating income:
-$6,338 -$76,056
Mortgage payments:
-$120,378 -$1,444,536
Cash flow:
-$126,716 -$1,520,592