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+.
Listing Provided Courtesy of Serhant at 646-480-7665
Property Details
Price:
$3,690,000
MLS #:
A11999112
Status:
Active
Beds:
5
Baths:
4
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
TROPICAL ISLE HOMES SUB 1
Neighborhood:
2520
Listed Date:
Aug 17, 2026
Finished Sq Ft:
2,700
Total Sq Ft:
2,740
Lot Size:
354,404,160 sqft / 0.19 acres (approx)
Year Built:
1950
See this Listing
Schools
Elementary School:
Key Biscayne K-8
Middle School:
Ponce De Leon
High School:
Coral Gables
Interior
Appliances
Gas Water Heater, Electric Water Heater, Dishwasher, Dryer, Electric Range, Gas Range, Ice Maker, Microwave, Oven, Washer
Bathrooms
4 Full Bathrooms
Cooling
Ceiling Fan(s), Central Air
Flooring
Concrete
Heating
Central
Interior Features
Central Vacuum, Dome Kitchen
Laundry Features
In Garage
Exterior
Architectural Style
Other
Association Amenities
Laundry, Picnic Area
Construction Materials
Block, Pre-Cast Concrete Construction
Covered Spaces
1
Direction Faces
Southwest
Exterior Features
Barbecue, Lighting
Fencing
Fenced
Garage Spaces
1
Parking Features
Circular Driveway, Golf Cart Garage
Patio And Porch Features
Patio
Roof
Barrel
View
Garden
Waterfront Features
Deeded Beach Access
Financial
Tax Year
2025
Taxes
$22,265
Map
Community
- Address524 Warren Lane Key Biscayne FL
- SubdivisionTROPICAL ISLE HOMES SUB 1
- CityKey Biscayne
- CountyMiami-Dade
- Zip Code33149
Subdivisions in Key Biscayne
- 155 SUNRISE CONDO
- 32 54 42 & 5 55 42
- 325 FERNWOOD ROAD CONDO
- 544-548 FERNWOOD CONDO
- 596 Fernwood
- BAHAMA HOUSE SOUTH CONDO
- BAHIA MAR CONDO OF KEY BI
- BISCAYNE KEY ESTATES
- BISCAYNE KEY ESTATES SUB
- BLUE PELICAN CONDO
- CAPE FLA CLUB CONDO CLUST
- CAPE FLA SUB SEC 2
- CAPE FLORIDA CLUB CONDO
- CAPE FLORIDA CLUB CONDO P
- CAPE FLORIDA SUB SEC 1
- CAPE FLORIDA SUB SEC 3
- CASA DEL MAR CONDO
- CAY POLYNESIA CONDO
- CLUB TOWER ONE CONDO
- CLUB TOWER THREE CONDO
- CLUB TOWER TWO CONDO
- Commodore Club East
- COMMODORE CLUB SOUTH COND
- COMMODORE CLUB WEST CONDO
- CRANDON TOWER CONDO
- G B RESORT CONDO HOTEL
- G B VILLAS
- GALEN BREAKERS CONDO
- GALEN BREAKERS CONDOMINIU
- GALEN DRIVE CONDO APTS
- GALEN DRIVE WEST CONDOMINIUM
- GARDENS OF KEY BISCAYNE
- GDNS OF KEY BISC – ALHAMB
- GDNS OF KEY BISC-ALHAMBRA
- GOVERNORS LODGE ASSOC CON
- GRAND BAY RESIDENCES COND
- GRAND BAY TOWER CONDO
- GRAND KEY ESTATES
- GRAPETREE TOWNHOUSE CONDO
- HOLIDAY COLONY
- HURRICANE COVE
- INDIES CONDO
- ISLAND BREAKERS CONDO
- ISLAND HOUSE
- ISLAND HOUSE APT INC – CO
- KEY BISC AMBASSADOR CONDO
- Key Biscayne
- KEY BISCAYNE COMMODORE CL
- KEY BISCAYNE COMMODORE CLUB
- KEY BISCAYNE VI CONDO
- KEY BISCAYNES COMMODORE C
- KEY COLONY
- KEY COLONY NO 1
- KEY COLONY NO 2 CONDO
- KEY COLONY NO 4 CONDO
- KEY ISLANDER CONDO
- Key Islander Condominium
- LAKE TOWER CONDO
- LAKE VILLA ONE CONDO
- LAKE VILLA THREE CONDO
- LAKE VILLA TWO CONDO
- LE PHARE KEY BISCAYNE CON
- MAR-AZUL CONDO
- MASHTA ISLAND
- MASHTA ISLAND A REPLAT OF
- MASHTA POINT SUB
- MATHESON ESTATES
- OCEAN LANE PLAZA CONDO
- OCEAN TOWER ONE CONDO
- OCEAN TOWER TWO CONDO
- OCEAN VILLAGE CONDO
- OCEANA KEY BISCAYNE CONDO
- RESORT VILLA ONE CONDO
- RESORT VILLA TWO CONDO
- SANDS OF KEY BISCAYNE CON
- SMUGGLERS COVE
- SOLIMAR CONDO OF KEY BISC
- SUNRISE CLUB CONDO
- SUNRISE MANOR CONDO
- THE EMERALD BAY
- THE EMERALDBAY @ KEY COLO
- THE EMERALDBAY @ KEY COLON
- THE PALMS OF KEY BISCAYNE
- THE PYRAMIDS @ KEY BISCAY
- TOWERS OF KEY BISCAYNE CO
- TROPICAL ISLE HOMES RESUB
- TROPICAL ISLE HOMES SUB
- TROPICAL ISLE HOMES SUB 1
- TROPICAL ISLE HOMES SUB 2N
- TROPICAL ISLE HOMES SUB 3
- TROPICAL ISLE HOMES SUB 4
- TROPICAL ISLES HOMES
Market Summary
Current real estate data for Single Family in Key Biscayne as of Nov 12, 2026
44
Single Family Listed
150
Avg DOM
2,746
Avg $ / SqFt
$14,623,659
Avg List Price
Property Summary
- Located in the TROPICAL ISLE HOMES SUB 1 subdivision, 524 Warren Lane Key Biscayne FL is a Single Family for sale in Key Biscayne, FL, 33149. It is listed for $3,690,000 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 $1,367. The average price per square foot for Single Family listings in Key Biscayne is $2,746. The average listing price for Single Family in Key Biscayne is $14,623,659.
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524 Warren Lane
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