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57223 Morton Street, Marathon, FL 33050

$35,000,000
Property Type: Residential Bedrooms: 9 Baths: 10 Square Footage: 9,530 Lot Size (sq. ft.): 81,921 Status: Active
Current Price: $35,000,000 List Date: 2/26/2025 Last Modified: 3/18/2026

Overview

Description

Zephyr Cove; the extravagant aquatically inspired retreat that you deserve. Located on the breathtaking waterfront nestled along the Gulf and designed and built by D'Asign Source. This stunning estate invites you to experience the perfect balance of luxury, tranquility, and adventure. With both fresh and saltwater elements woven into its design, every detail has been thoughtfully crafted. At the heart of the property lies a lazy river loop infinity pool, complete with bridges, swim-up pool bar in gazebo, spa with table, lap pool, beach-style entries, and waterfall grotto plus gas fire pit, putting green, and tropical gardens. From floating under the sun, entertaining guests, or enjoying a peaceful evening by the water, this home was manifested for unforgettable moments. Grand main residence vaunts an impressive private primary wing and elegant open spaces designed for comfort and entertainment. Indoor amenities include a temperature-controlled wine room, game room, home theater, fitness center, and conference room; endless ways to unwind and enjoy life. Two additional charming two-bedroom villas and a separate two-bedroom guest house are perched next door, perfect for hosting family and friends with style and privacy. Designed for the ultimate coastal lifestyle with outdoor kitchen and dining areas set against breathtaking Gulf views, ideal for entertaining or simply soaking in the beauty of your surroundings. Ample dockage and multiple boat lifts for your toys, located right between Vaca cut and Tom's Harbor Cut for easy Ocean access. Expansive garages and storage spaces provide ample room for vehicles, boats, and all essentials. Whole-home 130kw generator in its own private structure, ensuring peace of mind no matter the season. This is where everyday life feels like you're being pampered at a lavish resort. Step into a world where the beauty of nature meets unparalleled craftsmanship and let the magic of the Gulf welcome you home. 15 min to private airport.

Listing Details MLS# 613902

Location, Tax & Legal

Street #
57223
Street Name
Morton
Street Suffix
Street
Key/Island
Marathon
State/Province
FL
Zip Code
33050
County
Monroe
Subdivision
Crains Sub (58.0)
Area
19 - Crawl Key & Grassy Key
City
MARATHON
Mile Marker
58
Marathon Neighborhood
Grassy Key
Side
Bay/Gulf
Flood Zone
AE,AE,VE,VE
Alternate Key #
1116211
Parcel #
00099460-000000
Zoning
RM - Residential Medium
Deed Restrictions
Unknown
Legal
26 65 33 GRASSY KEY PT LOT 1 OR3-298 OR313-525/528 OR706-312 OR739-491 OR880-1838-1839 COLLATERAL WD OR1096-2281/82 OR10
Taxes
47748
Tax Year
2024
Pub Sewer HkUp
Yes

Contract Information

Listing Board
Florida Keys

General Property Description

Realtor.COM Type
Residential - Single Family
Style
Multi-Units
Waterfront
Yes
Control Depth
4
Pool
Yes
Year Built
2022
Lot SqFt
81921
Lot Sqft Source
Property Data Card
Acres
1.88
Living Apx SqFt
9530
SqFt Source
Tax Records
Total Bedrooms
9
Full Baths
9
Half Baths
Yes
Total Baths
10
Rentals Allowed
Yes
Min Rental Days
7
Total Units
0

Association Info

Mandatory Home Owners Asc
No
1st Right of Refusal
No
Association Fee $
0

Building Style

Above Flood
Yes

More Information

Vehicle Storage

Car(s)
4+
Covered Parking
Yes
Garage
Yes
Guest Parking
Yes
Open Parking
Yes
RV Parking Open
Yes
Attached
Yes
Auto Door Opener
Yes
Trailer Storage
Yes

Specialty Rooms

Guest/Servant Qtrs
Legal
Gym
Yes
Laundry Room
Yes
Media Room
Yes
Sauna/Steam Room
Yes
Theater Room
Yes
Utility Room
Yes
Workshop
Yes

Remarks & Misc

Remarks – Consumer
Zephyr Cove; the extravagant aquatically inspired retreat that you deserve. Located on the breathtaking waterfront nestled along the Gulf and designed and built by D'Asign Source. This stunning estate invites you to experience the perfect balance of luxury, tranquility, and adventure. With both fresh and saltwater elements woven into its design, every detail has been thoughtfully crafted. At the heart of the property lies a lazy river loop infinity pool, complete with bridges, swim-up pool bar in gazebo, spa with table, lap pool, beach-style entries, and waterfall grotto plus gas fire pit, putting green, and tropical gardens. From floating under the sun, entertaining guests, or enjoying a peaceful evening by the water, this home was manifested for unforgettable moments. Grand main residence vaunts an impressive private primary wing and elegant open spaces designed for comfort and entertainment. Indoor amenities include a temperature-controlled wine room, game room, home theater, fitness center, and conference room; endless ways to unwind and enjoy life. Two additional charming two-bedroom villas and a separate two-bedroom guest house are perched next door, perfect for hosting family and friends with style and privacy. Designed for the ultimate coastal lifestyle with outdoor kitchen and dining areas set against breathtaking Gulf views, ideal for entertaining or simply soaking in the beauty of your surroundings. Ample dockage and multiple boat lifts for your toys, located right between Vaca cut and Tom's Harbor Cut for easy Ocean access. Expansive garages and storage spaces provide ample room for vehicles, boats, and all essentials. Whole-home 130kw generator in its own private structure, ensuring peace of mind no matter the season. This is where everyday life feels like you're being pampered at a lavish resort. Step into a world where the beauty of nature meets unparalleled craftsmanship and let the magic of the Gulf welcome you home. 15 min to private airport.
Directions
GPS

Fee Includes

None
Yes

Dockage

Basin
Yes
Boat Lift
Yes
Boat Ramp
Yes
Boat Slip
Yes

Tax Exemptions

None
Yes

Appliances

Dishwasher
Yes
Dryer
Yes
Gas Appliances
Yes
Ice Machine
Yes
Oven
Yes
Range
Yes
Refrigerator
Yes
Stainless Steel Appliance(s)
Yes
Washer
Yes
Wine Cooler
Yes

Pets

Pets Allowed
Yes

Cooling

Ceiling Fans(s)
Yes
Central Air
Yes

Heating

Central
Yes
Electric
Yes

Waterfront

Bay Front
Yes
Gulf Front
Yes
Open Water
Yes

Waterview

Bay/Gulf View
Yes
Open Water View
Yes

Neighborhood Feature

Beach
Yes

Interior Features

Bar
Yes
Cathedral Ceilings
Yes
Elevator
Yes
Entrance Foyer
Yes
Pantry
Yes
Security System
Yes
Split Bedroom
Yes
Storage
Yes
Walk-in Closet(s)
Yes
Wet Bar
Yes

Property Condition

New Construction
Yes

Windows/Doors

Impact Rstnce Doors
Yes
Impact Rstnce Window
Yes

Security

Electric Gate
Yes

Construction

CBS
Yes
Concrete
Yes

Land Size

1 Less Than 2 Acres
Yes

Furnished

Furnished
Yes

Terms

Cash
Yes

Utilities

FKAA
Yes
Sewer Available
Yes
Whole House Generatr
Yes

Porch/Balcony

Open Porch/Balcony
Yes
Patio
Yes

Title

Title Ins - Buyer
Yes

Exterior Features

Bar
Yes
Built-in Grill
Yes
Fencing
Yes
Hot Tub
Yes
Lighting
Yes
Outdoor Kitchen
Yes
Privacy Wall/Fence
Yes
Sprinkler System
Yes
Storage
Yes

Pool Info

In Ground
Yes
Above Ground
Yes
Lap
Yes

Pre-Wired

Surround Sound
Yes

Roof

Metal Roof
Yes

GF-Interior Features

LED Lighting
Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Bay Front; Gulf Front; Open Water Waterview: Bay/Gulf View; Open Water View Dockage: Basin; Boat Lift; Boat Ramp; Boat Slip Property Condition: New Construction Vehicle Storage: Garage; Attached; Auto Door Opener; Covered Parking; Guest Parking; Open Parking; RV Parking Open; Trailer Storage Furnished: Furnished Cooling: Ceiling Fans(s); Central Air Heating: Central; Electric Utilities: FKAA; Sewer Available; Whole House Generatr Interior Features: Bar; Cathedral Ceilings; Elevator; Entrance Foyer; Pantry; Security System; Split Bedroom; Storage; Walk-in Closet(s); Wet Bar Pre-Wired: Surround Sound Specialty Rooms: Gym; Laundry Room; Media Room; Sauna/Steam Room; Theater Room; Utility Room; Workshop Appliances: Dishwasher; Dryer; Gas Appliances; Ice Machine; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer; Wine Cooler Exterior Features: Bar; Built-in Grill; Fencing; Hot Tub; Lighting; Outdoor Kitchen; Privacy Wall/Fence; Sprinkler System; Storage Pool Info: In Ground; Above Ground; Lap Construction: CBS; Concrete Roof: Metal Roof Pets: Pets Allowed Neighborhood Feature: Beach Security: Electric Gate Land Size: 1 Less Than 2 Acres Terms: Cash Title: Title Ins - Buyer GF-Interior Features: LED Lighting

Documents

Listing Office: Ocean Sotheby's International Realty
Last Updated: March - 18 - 2026
The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.