$18,900,000

640 4TH KEY DR, FORT LAUDERDALE, FL 33304

Studio0 baths6,974 sq ftHouseBuilt 2028
Updated today, November 3, 2026

This home against Fort Lauderdale

$2,710 per sq ft, 451% over the Fort Lauderdale median
60 days on the market
$170,741 in property taxes (2025)
26,136 sq ft lot
Private pool
Waterfront
12 car garage

Fort Lauderdale today: 2,249 homes for sale, median list price $760,000.

About this home

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.

Zoned schools

Elementary: Harbordale Elementary School
Middle: Sunrise Middle School
High: Fort Lauderdale High School

From Broward County Public Schools attendance zones.

Near this home

Park: Warfield Park, 0.3 mi
Beach: Fort Lauderdale Beach, 2.7 mi
Grocery: Aldi, 0.3 mi

Distances from the center of FORT LAUDERDALE.

Listing courtesy of Fidelity Real Estate LLC. MLS# B26072978.

Listing information is provided by the MLS and is deemed reliable but not guaranteed.

Listed September 4, 2026.

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