For sale

$18,900,000

640 4TH KEY Drive, Fort Lauderdale, FL 33304

0beds

--baths

6,974sqft

$139,962/mo

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Single Family Residence

Built in 2028

0.6 Acres Lot

$-- Zestimate^®

$2,710/sqft

$-- HOA

What's special

Swift ocean accessProtected no-wake locationNew seawall and dock

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.

41 days
719
56

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 0

Heating

Other

Cooling

Other

Appliances

Laundry: Other

Features

Other
Flooring: Other
Windows: Other
Has fireplace: No

Interior area

Total structure area: 15,000
Total interior livable area: 6,974 sqft

Video & virtual tour

View virtual tour

Property

Parking

Total spaces: 12
Parking features: Attached, Garage
Attached garage spaces: 12

Accessibility

Accessibility features: Accessibility Features, Accessible Entrance

Features

Levels: Three Or More
Stories: 3
Exterior features: Other
Has private pool: Yes
Pool features: In Ground
Has view: Yes
View description: Intercoastal, River
Has water view: Yes
Water view: Intercoastal,River
Waterfront features: No Fixed Bridges, Ocean Access, Point Lot, River Front, Seawall

Lot

Size: 0.6 Acres

Details

Parcel number: 504201350430
Zoning: RS-4.4
Special conditions: Standard

Construction

Type & style

Home type: SingleFamily
Architectural style: Contemporary
Property subtype: Single Family Residence

Materials

Block
Foundation: See Remarks
Roof: Other

Condition

Resale
New construction: No
Year built: 2028

Utilities & green energy

Electric: 3 Phase
Sewer: Public Sewer
Water: Public
Utilities for property: Sewer Connected, Water Connected

Community & HOA

Community

Features: Gated
Security: Gated Community
Subdivision: SUNRISE KEY

HOA

Has HOA: No

Location

Region: Fort Lauderdale

Financial & listing details

Price per square foot: $2,710/sqft
Tax assessed value: $7,659,060
Annual tax amount: $170,741
Date on market: 9/5/2026
Cumulative days on market: 41 days
Listing terms: Other

Estimated market value

Not available

Estimated sales range

Not available

Price history

Date	Event	Price
9/5/2026	Listed for sale	$18,900,000+45.4%$2,710/sqft
Source: BeachesMLS #B26072978 Report a problem
10/2/2024	Listing removed	$13,000,000$1,864/sqft
Source: BeachesMLS #F10435058 Report a problem
9/30/2024	Price change	$13,000,000-18.7%$1,864/sqft
Source: BeachesMLS #F10435058 Report a problem
4/19/2024	Listed for sale	$15,995,000+193.5%$2,294/sqft
Source: BeachesMLS #F10435058 Report a problem
11/23/2022	Listed for rent	$20,000$3/sqft
Source: Zillow Rental Network_1 #F10357619 Report a problem
3/21/2022	Sold	$5,450,000-7.6%$781/sqft
Source: BeachesMLS #F10281406 Report a problem
1/25/2022	Pending sale	$5,900,000$846/sqft
Source: BeachesMLS #F10281406 Report a problem
10/21/2021	Price change	$5,900,000+3.5%$846/sqft
Source: BeachesMLS #F10281406 Report a problem
4/25/2021	Listed for sale	$5,700,000+50.2%$817/sqft
Source: BeachesMLS #F10281406 Report a problem
3/19/2021	Sold	$3,795,000$544/sqft
Source: BeachesMLS #F10271661 Report a problem
2/22/2021	Pending sale	$3,795,000$544/sqft
Source: BeachesMLS #F10271661 Report a problem
2/19/2021	Listed for sale	$3,795,000$544/sqft
Source: BeachesMLS #F10271661 Report a problem