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5 Beds
4 Baths
2,700 sqft

$3,730,000

524 Warren, Key Biscayne FL, 33149

Price per sqft$1,381.48
Built in1950
Property size2,700 sqft
Property typeResidential
Courtesy of Fabrice Ernandes with Serhant

Overview

Active

Listed Apr 11, 2026

Updated 7 days ago

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+.

$24,816/mo

Est. mortgage payment based on a $3,730,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
A11999112

Interior Features

Bedrooms
5
Bathrooms
4
Cooling
Yes
Heating
Yes
Basement
No

Exterior Features

Lot Size
0.19 Acres

Other Property Details

Taxes
$22,265
Tax Frequency
Annually
Garage
Yes
View
Yes
Pool
Yes
55+/Senior Community
No
MLS provider logo

Courtesy of Serhant, Fabrice Ernandes,
Listing Contact: 786-603-0184 

Based on information from Martin County REALTORS of the Treasure Coast, Inc. (RAMC) as of 10/23/2026. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.

©2026 Martin County REALTORS of the Treasure Coast, Inc. All rights reserved.

Data last updated 4:36 AM UTC, 10/23/2026

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