5 Harbor Pt Key Biscayne, FL $ 26,000,000
5 Harbor Pt
$ 26,000,000
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5 Harbor Pt

Key Biscayne, FL, 33149
$ 26,000,000
Bedrooms3 Baths4.2 Sq 10,926

Monthly Estimate*

$ 162,206

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Single Family Home for sale in Key Biscayne, FL

for $26,000,000 with 3 bedrooms and 4 full baths, 2 half baths. This 10,926 square foot home was built in 1954.

A rare offering on Key Biscayne’s only private road, this expansive 28,800 sq. ft. waterfront estate captures mesmerizing Miami skyline views from its secluded beach and private dock. One of the few properties of its kind, it combines unmatched privacy with a dramatic contemporary design celebrated as part of the Rosa de la Cruz Collection. Towering 20-ft ceilings, sculptural lines, and vast, light-filled spaces create a breathtaking backdrop for art, entertaining, or reimagining the home to your personal vision. A truly exceptional canvas in an irreplaceable location.

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Single Family Active

Price

$ 26,000,000

Bedrooms

3

Full Bath

4

Half Bath

2

Property Type

Single Family

Taxes

$ 59,191

Style

Year Built

1954

Town/City

Key Biscayne

County/Region

Miami-Dade

MLS | Web ID

A11921513

Features
General
Sewer Public Sewer
Heating Central Electric
Cooling Central Air Electric
Possession Closing & Funding
Roof Barrel Flat
Appliances Dryer Dishwasher Electric Range Electric Water Heater Disposal Refrigerator Washer
Garage Spaces 0
Patio/Porch Features Balcony Open
Architectural Style Two Story
Pool Features None
Security Features Smoke Detector(s)
Restrictions No RV No Truck OK To Lease
Construction Materials Block
Pets Allowed Conditional Yes
Year Built 1954
View Bay Garden
Stories Count 2
Levels Two
Property Subtype Single Family Residence
Tax Year 2024
Waterfront Features Bayfront No Fixed Bridges Ocean Front
County Miami-Dade
Property Type Residential
Subdivision Name MATHESON ESTATES
Facing Direction Southwest
Garage Y/N false
Total Rooms 0
Full Baths 4
Special Listing Conditions Listed As-Is
Status Active
High School Coral Gables
City Key Biscayne
Senior Community Y/N false
Zoning Description 2000
MLS Area 42
Lot Size Units Square Feet
Lot Size Square Feet 28800
Carport Spaces 1
Carport Y/N true
Listing Terms Cash Conventional
Elementary School Keybiscayne
Year Built Details Resale
Tax Annual Amount 59191
Middle/Junior High School Ponce De Leon
Lease Considered Y/N false
Virtual Tour https://www.propertypanorama.com/instaview/mia/A11921513
Standard Status Active
Occupancy Type Call Agent
Property Sub Type Additional Single Family Residence
Legal Description 32-33 54 42 4-5-6 55 42 .53 AC M/L MATHESON ESTS PB 46-86 PART OF TR 12 DESC BEG AT X OF N/L TR 11 & W/L OF SEC 5-55-42 TH W ALG N/L TR 11 2
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Interior
Interior Amenities Built-in Features Bedroom on Main Level Breakfast Area Dining Area Separate/Formal Dining Room Entrance Foyer Eat-in Kitchen First Floor Entry High Ceilings Main Level Primary Separate Shower Tub Shower Vaulted Ceiling(s) Bay Window
Flooring Ceramic Tile Marble
Air Conditioning Y/N true
Heating Y/N true
Window Features Impact Glass
Half Baths 2
Total Bedrooms 3
Total Baths 6
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Exterior
Exterior Amenities Balcony Security/High Impact Doors Room For Pool Shutters Electric Storm/Security Shutters
Parking Features Circular Driveway Driveway Paver Block
Lot Features Sprinklers Automatic
Water Source Public
Lot Size Area 28800
Building Area Total 10926
Frontage Length 0
Waterfront Y/N true
Covered Spaces 1
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* Excluded Features
List By
Bhhs Ewm Realty

Broker

giu@giuliettaulloa.com

Email

Affordability Calculator

$167,139
Per Month
97%
3%
0%
Monthly Principal & Interest
$162,206
Monthly Property Taxes
$4,933
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
3062566 Elementary School
4268812 Middle School
Coral Gables High School High School
Pricing History
DatePricePrice ChangeDescription
12/4/2025$26,000,000 Listed Price

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5 Harbor Pt, Key Biscayne, FL, 33149 is a Single Family Home for sale at $26,000,000 with 10,926 sqft. 5 Harbor Pt has 3 bedrooms, 4.2 baths, and was built in 1954. The property's zip code is 33149 which is in Key Biscayne, FL