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Listing data: BeachesMLS. Information not verified for authenticity or accuracy and not guaranteed; may not reflect all real estate activity in the market. © 2026 Beaches Multiple Listing Service, Inc. All rights reserved. Information Not Guaranteed and Must Be Confirmed by End User.

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  1. Home›
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  3. Key Biscayne›
  4. 524 Warren Lane, Key Biscayne, FL 33149

Key Biscayne · FL

524 Warren Lane, Key Biscayne, FL 33149

Key Biscayne, FL 33149

Status: ActiveHouse · Single Family Residence2,700 sqftBuilt in: 1950DOM: 152Original Listing Price: $3,850,000Garage: 1

Price

$3,730,000

▼ $120,000(3%)

Price per sqft: $1,381/sqft

5

Bedrooms

4

Baths

2,700

SqFt

Active
524 Warren Lane, Key Biscayne, FL 33149

MLS® ID: A11999112

About this home in Key Biscayne

Step inside this stunning premium 5-bedroom Single Family Residence with 4 baths in the heart of one of Key Biscayne's established corridors, with 2,700 sq ft of well-proportioned living space. Set in Tropical Isle Homes Sub 1, residents enjoy Laundry and Picnic Area. Inside, you'll find Central Vacuum and Dome Kitchen. Flooring features Concrete. Climate is managed via Central Air and Ceiling Fan(s) cooling and Central heating. The home features Block and Pre-Cast Concrete Construction construction with a Southwest-facing exposure under a Barrel roof. The property overlooks Garden. On the water, the property offers Deeded Beach Access. Outdoors, the pool area features Gunite, In Ground, and Concrete. Exterior details include Barbecue and Lighting. The home sits on a 0.19-acre lot, with total building area of 2,740 sq ft. Currently active on the market; pets allowed; 63 days on market. The current owner's annual property tax bill is approximately $22,265. Now offered at $3,730,000 (~$1,381/sqft), down from $3,850,000. Accepted financing: Cash and Conventional. No HOA fees apply.

5

Bedrooms

4

Baths

2,700

SqFt

House

Type

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Listing courtesy of Serhant. Information is deemed reliable but not guaranteed. © BeachesMLS.

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≈In line with the market
+0.9%

This listing: $1381/sqft · Area median: $1369/sqft

Based on 11 recent sales in ZIP 33149 (last 90 days)

Est. payment

$22,115/mo

Principal & interest
$18,861
Property taxes
$1,855
Home insurance
$1,399
HOA fees
N/A

Utilities not included

Calculations are estimates only and not a loan commitment. Taxes, insurance, rates and APR may vary. Final approval depends on lender review.

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