$3,690,000
524 Warren Ln
Key Biscayne, FL, 33149
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:
$3,690,000
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
Schools
Elementary School:
Keybiscayne
Middle School:
Ponce De Leon
High School:
Coral Gables
Interior
Appliances
Dishwasher, Dryer, Electric Range, Electric Water Heater, Ice Maker, Microwave, 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
Mortgage Calculator
Map
Current real estate data for Single Family in Key Biscayne as of Nov 14, 2026
44
Single Family Listed
156
Avg DOM
2,617
Avg $ / SqFt
$14,500,432
Avg List Price
Community
- Address524 Warren Ln Key Biscayne FL
- SubdivisionTROPICAL ISLE HOMES SUB 1
- CityKey Biscayne
- CountyMiami-Dade County
- Zip Code33149
Subdivisions in Key Biscayne
- 155 SUNRISE CONDO
- 32 54 42 & 5 55 42,TORPICAL HOMES
- 325 FERNWOOD ROAD CONDO
- 544-548 FERNWOOD CONDO
- 596 Fernwood
- BAHAMA HOUSE SOUTH CONDO
- BAHAMA HOUSE SOUTH CONDO,KEY CASSA
- 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 CLUB CONDO PCAPE FLORIDA CLUB CO
- CAPE FLORIDA SUB SEC 1
- CAPE FLORIDA SUB SEC 3
- CAPE FLORIDA SUB SEC 3,Village Estate
- CASA DEL MAR CONDO
- CASA DEL MAR CONDO,CASA DEL MAR
- CASA DEL MAR CONDOCASA DEL MAR
- CAY POLYNESIA CONDO
- CAY POLYNESIA CONDO,Cay Polynesia
- CLUB TOWER ONE CONDO
- CLUB TOWER ONE CONDO,THE OCEAN CLUB
- CLUB TOWER THREE CONDO
- CLUB TOWER TWO CONDO
- COMMODORE CLUB EAST
- COMMODORE CLUB SOUTH COND
- COMMODORE CLUB SOUTH CONDCommodore Club South
- COMMODORE CLUB WEST CONDO
- COMMODORE CLUB WEST CONDO,COMMODORE CLUB
- COMMODORE CLUB WEST CONDO,COMMODORE CLUB WEST
- COMMODORE CLUB WEST CONDOCommodore Club West
- CRANDON TOWER CONDO
- G B RESORT CONDO HOTEL
- G B VILLAS
- GALEN BREAKERS CONDO
- GALEN BREAKERS CONDOMINIU,Galen Breakers
- GALEN DRIVE CONDO APTS
- GARDENS OF KEY BISCAYNEGARDENS OF KEY BISCA
- GDNS OF KEY BISC – ALHAMBGARDENS OF KEY BISCA
- GDNS OF KEY BISC-ALHAMBRA
- GOVERNORS LODGE ASSOC CON
- GRAND BAY RESIDENCES COND
- GRAND BAY RESIDENCES COND,GRAND BAY
- GRAND BAY RESIDENCES CONDGrand Bay
- GRAND BAY RESIDENCES CONDGRAND BAY RESIDENCES
- GRAND BAY TOWER CONDO
- GRAND BAY TOWER CONDOGRAND BAY RESORT AND
- GRAPETREE TOWNHOUSE CONDO
- HOLIDAY COLONY
- HURRICANE COVE
- INDIES CONDO
- ISLAND BREAKERS CONDO
- ISLAND BREAKERS CONDOISLAND BREAKERS COND
- ISLAND HOUSE
- ISLAND HOUSE APT INC – CO
- KEY BISC AMBASSADOR CONDO
- KEY BISC AMBASSADOR CONDOKEY BISC AMBASSADOR
- KEY BISCAYNE COMMODORE CL
- KEY BISCAYNE COMMODORE CLCOMMODORE CLUB EAST
- KEY BISCAYNE VI CONDO
- KEY BISCAYNE VI CONDOKEY BISCAYNE VI COND
- KEY BISCAYNES COMMODORE C
- KEY COLONY
- KEY COLONY NO 1
- KEY COLONY NO 1Key Colony
- KEY COLONY NO 1Tidemark
- KEY COLONY NO 2 CONDO
- KEY COLONY NO 2 CONDO,KEY COLONY NO 2 COND
- KEY COLONY NO 2 CONDOKey Colony
- KEY COLONY NO 2 CONDOKEY COLONY NO 2 COND
- KEY COLONY NO 2 CONDOKEY COLONY OCEANSOUN
- KEY COLONY NO 4 CONDO
- KEY COLONY NO 4 CONDO,KEY COLONY NO 4 COND
- KEY COLONY NO 4 CONDOKEY COLONY CONDO #4
- KEY COLONY NO 4 CONDOKEY COLONY NO 4 CO
- KEY ISLANDER CONDO
- Key Islander CondominiumKey Islander Condomi
- LAKE TOWER CONDO
- LAKE TOWER CONDOLake Tower
- LAKE TOWER CONDOThe Ocean Club
- LAKE VILLA ONE CONDO,The Ocean Club
- LAKE VILLA THREE CONDO
- LAKE VILLA TWO CONDO
- LAKE VILLA TWO CONDOThe Ocean Club
- LE PHARE KEY BISCAYNE CON
- MAR-AZUL CONDO
- MASHTA ISLAND
- MASHTA ISLAND A REPLAT OF
- MASHTA POINT SUB
- MATHESON ESTATES,MATHESON STATES
- OCEAN LANE PLAZA CONDO
- OCEAN LANE PLAZA CONDO,OCEAN LANE PLAZA CON
- OCEAN TOWER ONE CONDO
- OCEAN TOWER ONE CONDOOCEAN TOWER ONE COND
- OCEAN TOWER TWO CONDO
- OCEAN TOWER TWO CONDO,THE OCEAN CLUB
- OCEAN TOWER TWO CONDOTHE OCEAN CLUB
- OCEAN VILLAGE CONDO
- OCEANA KEY BISCAYNE CONDO
- OCEANA KEY BISCAYNE CONDO,OCEANA KEY BISCAYNE
- OCEANA KEY BISCAYNE CONDOOCEANA KB
- OCEANA KEY BISCAYNE CONDOOCEANA KEY BISCAYNE
- RESORT VILLA ONE CONDO,RESORT VILLA ONE CON
- RESORT VILLA ONE CONDORESORT VILLA ONE
- RESORT VILLA TWO CONDO
- RESORT VILLA TWO CONDOTHE OCEAN CLUB
- SANDS OF KEY BISCAYNE CON
- SANDS OF KEY BISCAYNE CON,SANDS OF KEY BISCAYN
- SMUGGLERS COVE
- SOLIMAR CONDO OF KEY BISC
- SUNRISE CLUB CONDO
- SUNRISE CLUB CONDO,100 SUNRISE
- SUNRISE MANOR CONDO
- THE EMERALD BAY
- THE EMERALDBAY @ KEY COLO
- THE EMERALDBAY @ KEY COLO,KEY COLONY
- THE EMERALDBAY @ KEY COLOKEY COLONY
- THE EMERALDBAY @ KEY COLON,KEY COLONY
- THE EMERALDBAY @ KEY COLOTHE EMERALD BAY
- THE EMERALDBAY @ KEY COLOTHE EMERALDBAY @ KEY
- THE PALMS OF KEY BISCAYNE
- THE PALMS OF KEY BISCAYNE,The palms of keybis.
- THE PALMS OF KEY BISCAYNEPalms of Key Biscayn
- THE PYRAMIDS @ KEY BISCAY
- TOWERS OF KEY BISCAYNE CO
- TOWERS OF KEY BISCAYNE CO,The Towers of Key Bi
- TOWERS OF KEY BISCAYNE COTowers Key Biscayne
- TOWERS OF KEY BISCAYNE COTOWERS OF KEY BISCAY
- 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 ISLE HOMES SUB 4,KEY COLONY
- TROPICAL ISLES HOMESTROPICAL ISLE HOMES
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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 $3,690,000 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 $2,617. The average listing price for Single Family in Key Biscayne is $14,500,432.
524 Warren Ln
Key Biscayne, FL