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$33,500,000

  • For Sale
  • Active
  • Single Family
  • 10 Beds
  • 11 Full Baths
  • 2 Partial Baths
  • 8,648 Sq. Ft.
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A Private Waterfront Estate at The Edge of the Gulf of America. 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.

Full Property Details for 57783 Morton St

General

  • Price: $33,500,000
  • Taxes: $33,508 (2025)
  • Status: Active
  • Type: Single Family
  • Source: Greater_Miami
  • MLS ID: A11925907
  • Updated: 12/17/2025
  • Added to Site: 42 day(s) ago

Interior

  • Interior Features: Second Floor Entry, Elevator, Other, Pantry, Den/Library/Office, Garage Apartment, Separate Guest/In-Law Quarters, Recreation Room, Utility Room/Laundry
  • Fireplace: Yes
  • Fireplace(s): Fireplace
  • Appliances: Ice Maker, Other Equipment/Appliances, Refrigerator

Rooms

Bathrooms

  • Total Bathrooms: 13
  • Full Bathrooms: 11
  • Half Bathrooms: 2

Bedrooms

  • Total Bedrooms: 10
  • Bedroom Features: Primary Bath Shower, Primary Bath Tub

Other Rooms

  • Living Room: Den/Library/Office, Garage Sq. Ft.
  • Laundry: Utility Room/Laundry

Additional Information

  • Pool: Yes
  • Pool Description: Gunite, Heated, 25x50
  • Spa: Yes
  • Equipment: Elevator

Exterior

  • Exterior Features: Built-In Grill, Lighting, Open Balcony, Outdoor Shower
  • Deck/Patio: Open Balcony

Parking

  • Garage: Yes
  • Garage Spaces: 10
  • Covered Spaces: 10
  • Parking Features: Additional Spaces Available, Driveway, Rv/Boat Parking

Location

  • Area: Crains Subd
  • County: Monroe County
  • Subdivision: CRAINS SUBD
  • Building Name: CRAINS SUBD
  • Direction Faces: Southeast

Community

  • Community Name: Crains Subd

Heating & Cooling

  • Air Conditioning: Yes
  • Cooling Type: Central Air, Electric, Zoned
  • Heating Type: Central, Electric, Solar

Utilities

  • Sewer: Public Sewer
  • Water: Municipal Water

Structural Information

  • Architectural Style: Detached, Two Story, Modern/Contemporary
  • Structure Type: House
  • Detached/Attached: Detached
  • Construction: CBS Construction, Elevated Construction, Stucco
  • Roof: Concrete
  • Doors: High Impact Doors
  • Building Size: 11318
  • Square Feet: 8,648
  • Sq. Ft. Source: Owner
  • Living Area: 8,648 Sq. Ft.
  • Year Built: 2025
  • Property Condition: New Construction

Additional Structures

  • Other Structures: Guest House

Lot Features

  • Property View: Bay, Water
  • Lot Size (Sq. Ft.): 133,880
  • Frontage Feet: 200
  • Lot Features: 2 To Less Than 3 Acre Lot
  • Zoning: SINGLE FAMILY RESID

Water Features

  • Water Front: Yes
  • Water View: Yes
  • Water Front Desc.: Ocean Access, Navigable Water, Seawall

Financial Considerations

  • Price Per Sq. Ft.: $3,873.73
  • Tax Amount: $33,508
  • Tax Year: 2025
  • Terms: All Cash, Conventional

Disclosures and Reports

  • Legal Description: BK 60 LOTS 20-21-22 CRAINS SUBD PB1-51 GRASSY KEY G70-134 OR519-1097 OR665-395 OR1137-1017 OR1261-496 OR1261-495 OR1314-729 OR1575-2441 OR23
  • Restrictions: No Restrictions
  • Inclusions: Boatlift, Private Dock, Unrestricted Salt Water Access
  • Property ID: 00375000-000000

Listed by Bespoke Real Estate Florida LLC

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— 57783 Morton St —

  • Bespoke Real Estate Florida LLC

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with our affiliated lender
NMLS#: 1598647

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Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

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Schools serving 57783 Morton St

School District:Monroe County School District, Middle Torch Key, FL
NameGradesDistance
Stanley Switlik Elementary School
3400 Overseas Highway, Marathon, FL 33050
PK-58.9 mi
Marathon School
350 Sombrero Beach Road, Marathon, FL 33050
6-128.1 mi
Disclaimer: School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 57783 Morton St Get Price Alerts and Save Property

Date
Details
Price
Change
Source
12/05/2025
Listed
$33,500,000
2006.92%
MLS
10/29/2018
Sold
$1,590,000
—
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 57783 Morton St

Year
Property Taxes
Change
Tax Assessment
Change
2024
$34,409
—
$3,852,382
3%
2024
$34,409
92%
$3,743,812
101%
2023
$17,887
95%
$1,863,068
106%
2021
$9,179
-8%
$906,195
-13%
2022
$9,994
9%
$1,039,497
16%
2021
$9,179
-27%
$893,684
-27%
2019
$12,503
35%
$1,217,976
43%
2018
$9,292
12%
$849,564
10%
2017
$8,287
-7%
$772,333
-5%
2016
$8,926
-2%
$813,398
-2%
2015
$9,076
2%
$830,813
5%
2014
$8,884
-10%
$789,119
-10%
2013
$9,824
—
$876,196
—
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.

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NMLS#: 1598647

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Listed by Bespoke Real Estate Florida LLC

Price Reduced near 57783 Morton St

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102 Snapper Creek Dr, Long Key, FL 33001 - Photo 1 Price Reduced
-$35,000 (-3.78%)
$890,000
Open House

102 Snapper Creek Dr  Long Key, FL 33001

  • Single Family
  • Active
  • Updated 3 days ago
  • 3
    Beds
  • 2
    Total Baths
  • 1,056
    Sq. Ft.

57783 Morton St, Marathon, FL 33050 (MLS# A11925907) is a Single Family property with 10 bedrooms, 11 full bathrooms and 2 partial bathrooms. 57783 Morton St is currently listed for $33,500,000 and was received on December 05, 2025. Want to learn more about 57783 Morton St? Do you have questions about finding other Single Family real estate for sale in Marathon? You can browse all Marathon real estate or contact a Coldwell Banker agent to request more information.

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