Listing by Fortune Christie's International Real EstateMLS® #A12082121
3
Beds
2
Baths
1,554
SQUARE FEET
Single Family Residence
Type
1953
Built
Listing courtesy of
Fortune Christie's International Real Estate
Bruno Ricci
MLS® #A12082121
Listing information last updated September 2, 2026
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Overview
This single family residence in Key Biscayne has 3 bedrooms and 2 bathrooms across 1,554 square feet, and is listed for sale at $3,300,000 (about $2,124 per square foot). Built in 1953.
Rare opportunity to own a 7,500 SF lot on coveted Harbor Drive, one of Key Biscayne’s most desirable residential streets. An exceptional homesite to build your dream island residence and create a custom home tailored to your lifestyle. The property currently features a classic Mackle home with 3 bedrooms, 2 baths, office/den, spacious garage, pool, outdoor entertaining area and lush tropical landscaping. Enjoy the existing home, renovate, or build new and take full advantage of this prime location. Moments from highly regarded public and private schools, beautiful beaches, parks, dining, shopping and recreational amenities. A coveted address offering the very best of Key Biscayne island living.
Listing history
Listed for sale
Sep 2, 2026 · MIAMI MLS
$3,300,000
Days on market
as of today
3 days
Building & financials
FROM MIAMI MLSThe carrying-cost and structural facts that close or kill a Miami deal — straight from the listing feed.
Annual property tax (2025)
$27,567
Association type
Condo
Dues, taxes, and association data per MIAMI MLS and public records; flood zone from FEMA NFHL. Verify with the HOA, county, and your insurer during due diligence.
Property details
MLS #A12082121
Price$3,300,000
Size1,554 Square Feet
Bedrooms3
Bathrooms2
Garage1
Year built1953
TypeSingle Family Residence
StatusFor Sale
Price / Square Feet$2,124
Features & amenities
Built-in Features
Closet Cabinetry
Den/Library/Office
Dishwasher
Dryer
Electric Range
First Floor Entry
Garage Attached
Has a View
Has Carport
Has Cooling System
Has Garage
Has Heating System
Home Owners Association
Microwave
Open Parking
Refrigerator
Walk-In Closet(s)
Washer
Location
119 Harbor Dr, Key Biscayne FL 33149
Estimate your payment
$
Est. monthly payment
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Principal & interest—
Property tax (est.)—
Down (20%)—
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Questions, answered
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List your rental →Listing data © MIAMI MLS · IDX information deemed reliable but not guaranteed · 3 days on market.
We do not advertise a “free” buyer’s agent; buyer-representation compensation is disclosed in writing. Bitcoin pricing is indicative and updates with the market — not financial, tax, or legal advice. Buyer to independently verify all measurements, assessments, and flood & insurance facts.