Located in one of the most exclusive residential pockets of Key Biscayne, surrounded by multi-million-dollar estates, this beautifully designed 5-bedroom, 4 full bathroom home offers the perfect balance of privacy, functionality, and tropical lifestyle.
The layout is thoughtfully distributed with a private primary suite on one side, a separate nanny/guest suite with its own bathroom, and a dedicated wing for the children’s bedrooms—ideal for both family living and entertaining.
Just steps from top-rated schools and only 10 minutes from the beach, the property features a stunning outdoor space with a resort-style pool and a charming tiki bar, creating the ultimate South Florida oasis.
A rare opportunity to own in a highly sought-after neighborhood where surrounding homes reach $10M+.
The layout is thoughtfully distributed with a private primary suite on one side, a separate nanny/guest suite with its own bathroom, and a dedicated wing for the children’s bedrooms—ideal for both family living and entertaining.
Just steps from top-rated schools and only 10 minutes from the beach, the property features a stunning outdoor space with a resort-style pool and a charming tiki bar, creating the ultimate South Florida oasis.
A rare opportunity to own in a highly sought-after neighborhood where surrounding homes reach $10M+.
Property Details
Price:
$3,850,000
MLS #:
A11999112
Status:
Active
Beds:
5
Baths:
4
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
TROPICAL ISLE HOMES SUB 1
Neighborhood:
tropicalislehomessub1
Listed Date:
Apr 10, 2026
Finished Sq Ft:
2,700
Total Sq Ft:
2,740
Year Built:
1950
See this Listing
Schools
Elementary School:
Keybiscayne
Middle School:
Ponce De Leon
High School:
Coral Gables
Interior
Appliances
Dishwasher, Dryer, Electric Water Heater, Ice Maker, Microwave, Electric Range, Wall Oven, Washer
Bathrooms
4 Full Bathrooms
Cooling
Ceiling Fan(s), Central Air
Flooring
Concrete
Heating
Central
Interior Features
Dome Kitchen, Family Room, Separate Guest/In-Law Quarters, Utility/Laundry In Garage
Laundry Features
In Garage
Exterior
Architectural Style
Attached, Other
Community Features
Laundry Facilities, Picnic Area
Construction Materials
Concrete Block Construction, Pre-Cast Concrete Construction, Slab Construction
Covered Spaces
1
Direction Faces
Southwest
Exterior Features
Barbeque, Lighting
Fencing
Fenced
Garage Spaces
1
Lot Features
3/4 To Less Than 1 Acre Lot
Open Parking YN
1
Parking Features
Circular Driveway, Golf Cart Parking
Patio And Porch Features
Patio
Roof
Barrel Roof
View
Garden
Window Features
Hurricane Shutters
Financial
Tax Year
2025
Taxes
$22,265
Map
Community
- Address524 Warren Ln Key Biscayne FL
- SubdivisionTROPICAL ISLE HOMES SUB 1
- CityKey Biscayne
- CountyMiami-Dade County
- Zip Code33149
Market Summary
Current real estate data for Single Family in Key Biscayne as of Apr 21, 2026
59
Single Family Listed
173
Avg DOM
2,138
Avg $ / SqFt
$8,928,508
Avg List Price
Property Summary
- Located in the TROPICAL ISLE HOMES SUB 1 subdivision, 524 Warren Ln Key Biscayne FL is a Single Family for sale in Key Biscayne, FL, 33149. It is listed for $3,850,000 and features 5 beds, 4 baths, and has approximately 2,700 square feet of living space, and was originally constructed in 1950. The current price per square foot is $1,426. The average price per square foot for Single Family listings in Key Biscayne is $2,138. The average listing price for Single Family in Key Biscayne is $8,928,508.
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