57783 Morton Street, Marathon, FL 33050 (MLS# 619972)

57783 Morton Street, Marathon, FL 33050

$29,500,000

Property Type: Residential Bedrooms: 10 Baths: 13 Square Footage: 10,000 Lot Size (sq. ft.): 51,218 Status: Active

Current Price: $29,500,000 List Date: 5/20/2026 Last Modified: 5/20/2026

Overview

Description

Newly Built Gulf-front Sanctuary with Panoramic Views, Guest and Pool Houses, Luxe Outdoor Living, and a Deepwater Navigable Dock. Set on 3 secluded acres+/- along one of the most protected stretches of the Gulf of America, 57783 Morton Street is a newly completed estate of rare scale, privacy, and modern coastal design. Surrounded by water, sandscape, and tidal ponds alive with marine life, the property offers more than 200'+/- of direct water frontage and uninterrupted views across the open Gulf. Completed in 2025 by builder and developer Alderuccio Corporation, this resilient, elevated retreat is constructed entirely of concrete and impact glass and is designed for effortless indoor-outdoor living. With three distinct finished living spaces totaling approximately 10,000 SF+/-, the estate functions as a private resort offering privacy, recreation, and exceptional access to the best of the Florida Keys. Though private and serene, the estate remains close to everything that de ... (Read more)

Listing Details MLS# 619972

Location, Tax & Legal

Street #: 57783
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

Contract Information

Listing Board: Marathon/Lower Keys

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Single Family
Waterfront: Yes
Control Depth: 4
Pool: Yes
Year Built: 2022
Lot SqFt: 51218
Acres: 3.07
Living Apx SqFt: 10000
SqFt Source: Builder/Architect
Total Bedrooms: 10
Full Baths: 11
Half Baths: 2
Total Baths: 13
Floor Number: 2
Rentals Allowed: No

Association Info

Mandatory Home Owners Asc: No
1st Right of Refusal: No

Dockage

Dock Length: 100
Dock: Wood
Seawall: Cut/Natural

More Information

Building Style

Above Flood: Unknown
# Stories: 2 Stories

Vehicle Storage

Car(s): 3

Appliances

Other: Other Appliances

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Gulf Front Waterview: Bay/Gulf View Dockage: Boat Lift; Boat Ramp Property Condition: New Construction Vehicle Storage: Garage; Detached Cooling: Ceiling Fans(s); Central Air Heating: Central; Electric; Solar Utilities: Municipal Sewer Interior Features: Built-in Cabinets; Elevator; Fireplace(s); Walk-in Closet(s) Specialty Rooms: Gym; Laundry Room; Media Room; Sun/Florida Room; Other Appliances: Dryer; Freezer; Ice Machine; Microwave; Oven; Refrigerator; Stainless Steel Appliance(s); Washer Exterior Features: Built-in Grill; Detached Guest Qtrs; Outdoor Shower; Sandy Beach Pool Info: In Ground Construction: Stucco Pets: Pets Allowed Land Size: 2 Less Than 5 Acres GF-Utilities: Solar Panels

Room Information

Room Name	Level	Remarks
Other Room	Basement	Main Residence - Professional Gym
Other Room	Basement	Main Residence - Covered Patio with Aquarium
Full Bathroom	Basement	Main Residence
Bedroom 1	Main	Main Residence - Primary Bedroom with walk-in closet, Balcony & Outdoor Shower
Full Bathroom	Main	Main Residence - With Watercloset
Other Room	Main	Main Residence - Office
Other Room	Main	Main Residence - Laundry Room
Other Room	Main	Main Residence - Butler's Pantry with Walk-In Closet
Living Room	Main	Main Residence - With Balcony Access
Half Bathroom	Main	Main Residence - Attached to LR
Bedroom 2	Main	Main Residence - With En-Suite Bath
Full Bathroom	Main	Main Residence - En-Suite
Bedroom 3	Main	Main Residence - With En-Suite Bath
Full Bathroom	Main	Main Residence - En-Suite
Bedroom 4	Main	Main Residence - With En-Suite Bath
Full Bathroom	Main	Main Residence - En-Suite

Listing Office: Bespoke Real Estate

Last Updated: May - 20 - 2026

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