Recently Viewed Properties
See This Home
Save This Listing
Close

View All Photos

$18,900,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 6,974 Sq. Ft.
  • Updated 1 day ago
See This Home
Save This Home
See This Home
Save 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.

Full Property Details for 640 4th Key Dr

General

  • Price: $18,900,000
  • Taxes: $170,741 (2025)
  • Status: Active
  • Type: Single Family
  • Source: Regional
  • MLS ID: B26072978
  • Updated: 9/5/2026
  • Added to Site: 6 day(s) ago

Interior

  • Number of Rooms: 3
  • Interior Features: Other
  • Flooring: Other

Rooms

Other Rooms

  • Laundry: Other

Additional Information

  • Pool: Yes
  • Private Pool: Yes
  • Pool Description: In Ground
  • Security/Safety: Gated Community

Exterior

  • Exterior Features: Other

Parking

  • Garage: Yes
  • Attached garage: Yes
  • Garage Spaces: 12
  • Covered Spaces: 12
  • Total Spaces: 12
  • Parking Features: Attached, Garage

Location

  • County: Broward
  • Subdivision: SUNRISE KEY
  • Direction Faces: Southwest

School Information

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

Community

  • Community Name: 3280
  • Pets Allowed: Yes

Heating & Cooling

  • Air Conditioning: Yes
  • Cooling Type: Other
  • Heating Type: Other

Utilities

  • Sewer: Public Sewer
  • Water: Public
  • Utility Description: Sewer Connected, Water Connected

Structural Information

  • Architectural Style: Contemporary
  • Structure Type: House
  • Construction: Block
  • Roof: Other
  • Windows: Other
  • Stories/Levels: 3
  • Building Size: 15000
  • Square Feet: 6,974
  • Sq. Ft. Source: Other
  • Living Area: 6,974 Sq. Ft.
  • Year Built: 2028
  • Property Condition: Resale

Lot Features

  • Property View: Intercoastal, River
  • Lot Size (Acres): 0.6
  • Zoning: RS-4.4

Water Features

  • Water Front: Yes
  • Water View: Yes
  • Water Front Desc.: No Fixed Bridges, Ocean Access, Point Lot, River Front, Seawall
  • Water Front View: No Fixed Bridges, Ocean Access, Point Lot, River Front, Seawall

Financial Considerations

  • Assessment Amount: $7,659,060
  • Tax Amount: $170,741.19
  • Tax Year: 2025
  • Terms: Other

Disclosures and Reports

  • Special Conditions: Standard
  • Legal Description: SUNRISE KEY 45-6 B LOT 41 & 42
  • Property ID: 504201350430

Listed by Fidelity Real Estate LLC

Quickly Find Out More

* Indicates a required field

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Send Message, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If an Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby’s International Realty®). I acknowledge that I have read and agree to the Terms of Use and Privacy Notice.

We Value Your Privacy

Listing agent

— 640 4th Key Dr —

  • Fidelity Real Estate LLC

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 640 4th Key Dr

School District:Broward County School District
NameGradesDistance
Harbordale Elementary School
900 Southeast 15th Street, Fort Lauderdale, FL 33316
K-52.3 mi
Sunrise Middle School
1750 Northeast 14th Street, Fort Lauderdale, FL 33304
6-81 mi
Fort Lauderdale High School
1600 Northeast 4th Avenue, Fort Lauderdale, FL 33305
9-122.1 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 640 4th Key Dr Get Price Alerts and Save Property

Date
Details
Price
Change
Source
9/05/2026
Listed
$18,900,000
89%
MLS
10/04/2024
Sold
$10,000,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 640 4th Key Dr

Year
Property Taxes
Change
Tax Assessment
Change
2025
$170,741
68%
$8,699,820
—
2024
$101,680
—
$8,700,000
69%
2024
$101,680
-15%
$5,135,820
-14%
2023
$119,045
505%
$5,944,380
483%
2021
$19,690
-75%
$1,019,910
-74%
2022
$77,828
295%
$3,956,420
293%
2021
$19,690
5%
$1,005,830
2%
2019
$18,756
5%
$983,220
2%
2018
$17,940
—
$964,890
2%
2017
$17,851
-1%
$945,050
2%
2016
$17,987
-2%
$925,620
1%
2015
$18,321
-1%
$919,190
1%
2014
$18,491
—
$911,900
1%
2013
$18,414
—
$898,430
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 640 4th Key Dr

$
Down Payment
%
$
%

$
$

*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by Fidelity Real Estate LLC

Just Listed near 640 4th Key Dr

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

2836 NW 11th Ave, Wilton Manors, FL 33311 - Photo 1 Just Listed
$1,199,000

2836 NW 11th Ave  Wilton Manors, FL 33311

  • Single Family
  • Active
  • Updated 30 minutes ago
  • 4
    Beds
  • 3
    Total Baths
  • 2,712
    Sq. Ft.
1743 NE 27th St, Wilton Manors, FL 33334 - Photo 1 Just Listed
$1,089,999
Open House

1743 NE 27th St  Wilton Manors, FL 33334

  • Single Family
  • Active
  • Updated 2 hours ago
  • 3
    Beds
  • 2
    Total Baths
  • 1,440
    Sq. Ft.
2633 NE 14th Ave, Wilton Manors, FL 33334 - Photo 1 Just Listed
$699,900

2633 NE 14th Ave  #103  Wilton Manors, FL 33334

  • Townhouse
  • Active
  • Updated 1 day ago
  • 2
    Beds
  • 3
    Total Baths
  • 1,738
    Sq. Ft.
1950 N Andrews Ave, Wilton Manors, FL 33311 - Photo 1 Just Listed
$179,000

1950 N Andrews Ave  #d109  Wilton Manors, FL 33311

  • Condo
  • Active
  • Updated 1 day ago
  • 1
    Bed
  • 1
    Total Bath
  • 750
    Sq. Ft.

Price Reduced near 640 4th Key Dr

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

7 Middlesex Dr, Wilton Manors, FL 33305 - Photo 1 Price Reduced
-$5,000 (-0.88%)
$560,000

7 Middlesex Dr  Wilton Manors, FL 33305

  • Townhouse
  • Active
  • Updated 2 days ago
  • 2
    Beds
  • 2
    Total Baths
  • 1,300
    Sq. Ft.
Listed by We Can Help Network (954) 527-5900
47 NE 20th Ct, Wilton Manors, FL 33305 - Photo 1 Price Reduced
-$10,000 (-2.79%)
$349,000

47 NE 20th Ct  #1H  Wilton Manors, FL 33305

  • Townhouse
  • Active
  • Updated 4 hours ago
  • 2
    Beds
  • 2
    Total Baths
  • 960
    Sq. Ft.
2017 NE 26th St, Wilton Manors, FL 33305 - Photo 1 Price Reduced
-$50,000 (-3.85%)
$1,250,000

2017 NE 26th St  Wilton Manors, FL 33305

  • Triplex
  • Active
  • Updated 20 hours ago
  • 1,876
    Sq. Ft.
2936 NW 9th Terrace, Wilton Manors, FL 33311 - Photo 1 Price Reduced
-$60,000 (-8.01%)
$689,000
Open House

2936 NW 9th Terrace  Wilton Manors, FL 33311

  • Single Family
  • Active
  • Updated 2 hours ago
  • 3
    Beds
  • 3
    Total Baths
  • 1,894
    Sq. Ft.

640 4th Key Drive, Fort Lauderdale, FL 33304 (MLS# B26072978) is a Single Family property with 0 bedrooms and 0 full bathrooms. 640 4th Key Drive is currently listed for $18,900,000 and was received on September 05, 2026. Want to learn more about 640 4th Key Drive? Do you have questions about finding other Single Family real estate for sale in Fort Lauderdale? You can browse all Fort Lauderdale real estate or contact a Coldwell Banker agent to request more information.

Tour this property