5-Bed Single Family Residence at TROPICAL ISLE HOMES SUB 1 in Key Biscayne

$3,730,000

Listing courtesy of Serhant; Fabrice Ernandes. Information from the Southeast Florida Multiple Listing Service is deemed reliable but is not guaranteed accurate.

For Sale
bedrooms

5

bathrooms

4

Square Footage

2700

Type of Property

Single Family Residence, Residential

Details

Overview

Sub Type
Single Family Residence
Price Per Sqft
$1,381/sqft
Built In
1950
Taxes
$22,265/yr

Description

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+.

This single family residence home located at 524 Warren Ln, Key Biscayne FL 33149 is currently for sale and has been available on Brickellsold for 143 days. This property is listed at $4M. It has 5 beds, 4 bathrooms, and is 2700 square feet. It was built in 1950. 524 Warren Ln, Key Biscayne FL 33149 is in Key Biscayne county Miami-Dade County.

Interior

Bedrooms
5
Bathrooms
4
Bathrooms Full
4
Features
  • Flooring: Concrete
  • Common walls with other units/homes: Attached, Other
Heating
Central
Cooling
Ceiling Fan(s), Central Air
Appliances
Dishwasher, Dryer, Electric Range, Electric Water Heater, Ice Maker, Microwave, Wall Oven, Washer
Total structure area
2,740
Total interior livable area
2,700 sqft

Property

Parking
  • Covered Spaces: 1
  • Parking Features: Circular Driveway,Golf Cart Parking
  • Garage Spaces: 1
Parcel Number
24-42-32-004-0220
Features
  • Entry location: Dome Kitchen, Family Room, Separate Guest/In-Law Quarters, Utility/Laundry In Garage
  • Exterior Features: Barbeque, Lighting
  • Has View: Yes
  • View Description: Garden

Construction

Property subtype
Single Family Residence, Residential
Materials
Concrete Block Construction, Pre-Cast Concrete Construction, Slab Construction
Condition
  • Year Built: 1950

Community & HOA

Community
  • Security Features:
  • Subdivision: TROPICAL ISLE HOMES SUB 1
HOA
  • Amenities:
Region
Key Biscayne

Financial

Price Per Sqft
$1,381/sqft
Taxes
$22,265/yr
On Market Date
4/9/2026
Listing Terms
All Cash, Conventional

Metadata

Added
4/11/2026
Updated
9/9/2026
MLS#
A11999112
Days on Market
143
Listed By
Serhant
Originating MLS
A-Miami Association of REALTORS

Neighborhood Insights

School and crime data are from public sources and are informational only.

Nearby Schools

Within 5 miles

  • Key Biscayne K-8 Center 0.0 mi • K-12
  • Marjory Stoneman Douglas Biscayne Nature Center 0.0 mi • K-12
  • Maritime & Science Technology Academy 0.0 mi • K-12

Nearby Hospitals

Within 3 miles

No nearby hospitals found.

Crime Overview

Crime data unavailable for this area.

Map

Price History

EventPriceDate
Original list price$3,850,000Apr 11, 2026
Price change$3,750,000Jun 16, 2026
Current list price$3,730,000Jun 16, 2026

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