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0 Beds
0 Baths
6,974 sqft

$18,900,000

640 4TH KEY Drive, Fort Lauderdale FL, 33304

Price per sqft$2,710.07
Built in2028
Property size6,974 sqft
Property typeResidential
Courtesy of James H Morlock with Fidelity Real Estate LLC

Overview

Active

Listed Sep 5, 2026

Updated 3 days ago

Extraordinary opportunity to create landmark waterfront estate on Sunrise Key, Ft Lauderdale's coveted guard-gated, all-waterfront community. Expansive trophy point offers 350 feet of waterfrontage, prime dockage for 50-meter yacht, & additional dockage for 2 yachts up to 100 feet. Architectural plans included for spectacular 15,000 sf, 3-story home designed for ultimate South Florida luxury lifestyle. Property features new seawall & dock, 12' of water depth at low tide, protected no-wake location, & rare three-phase electrical power for supporting shore-power requirements of larger yachts. Swift ocean access & exceptional location minutes from Las Olas Blvd, fine dining, upscale shopping, private aviation, highly regarded schools. An irreplaceable offering for discerning yachtsman.

$125,742/mo

Est. mortgage payment based on a $18,900,000 home price.

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

Other Property Details

Taxes
$170,741
Tax Frequency
Annually
Garage
Yes
View
Yes
Pets Allowed
Yes
Pool
Yes
Waterfront
Yes
55+/Senior Community
No
MLS provider logo

Courtesy of Fidelity Real Estate LLC, James H Morlock,
Listing Contact: 954-205-6673 

Based on information from Martin County REALTORS of the Treasure Coast, Inc. (RAMC) as of 10/26/2026. 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 4:58 AM UTC, 10/26/2026

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