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143 Dorsett Drive, Marathon, FL - photo 1

$4,950,000

143 Dorsett Drive

Marathon, FL 33050

Estimated payment $25,605/month

HOA not listed, not included · estimated tax · estimated insurance · 20% down, 6.5%, 30 yr

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4Beds
3Baths
2,121Sq Ft
$2334Price/Sq Ft

Preferred partner

Kinsfolk Realty

Kinsfolk Signature Realty

Powered by Hometrino

(813) 602-0498

Highlights

Built in 2024
28,749 sqft Lot

About This Home

Introducing - Casa Del Mar Estate - this exceptional new home offers a rare level of privacy, scale, and waterfront living on an expansive 26,000+ square foot lot accessed by a private road. Designed to take full advantage of its spectacular setting, the property enjoys unobstructed ocean views and an effortless connection between the residence and the surrounding water. The main living quarters offer four bedrooms and three bathrooms, complemented by substantial finished storage space on the lower level. Built with quality and longevity in mind, the residence features impact-resistant windows and doors, a durable metal roof, concrete construction, and premium finishes throughout, offering the ideal combination of style, security, and peace of mind for waterfront living in the Florida Keys. Beyond the residence, the grounds have been thoughtfully designed for refined outdoor living and entertaining, with a resort-style pool positioned directly toward the ocean and a beautifully appointed gazebo creating the perfect setting for sunset gatherings and private celebrations. An outdoor kitchen, pool table, and table tennis area further extend the living space outdoors, creating an environment equally suited to relaxed afternoons with family or elegant entertaining with guests.The waterfront experience is equally impressive, with generous dockage and a new 20,000-pound boat lift, providing exceptional convenience for boating. Two substantial outdoor sheds offer additional storage for boat side essentials, tools, fishing equipment, and water toys, while the expansive grounds provide something rarely found in the Keys: meaningful room for future expansion. A generous portion of the property remains available for new owners to reimagine and potentially add a guest house, A rare combination of privacy, expansive oceanfront grounds, unobstructed views, exceptional boating amenities, and future expansion potential, offering the ultimate Florida Keys lifestyle.

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Facts & features

Bedrooms & bathrooms

  • •Bedrooms:4
  • •Bathrooms:3
  • •Full bathrooms:0

Heating

  • •Has Heating:Yes

Interior area

  • •Total structure area:2,121 sqft
  • •Total interior livable area:2,121 sqft

Parking

  • •Parking features:N/A
  • •Garage spaces:0
  • •Has attached garage:No

Lot

  • •Size:28,749 sqft

Details

  • •Parcel number:N/A

Type & style

  • •Home type:Single Family Residence
  • •Property subtype:Residential

Materials

  • • N/A

Condition

  • •Year built:2024

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Price history

DateEventPrice
10/29/2026Listed for sale$4,950,000$2334/sqft

Listing Agent

Saara Victoria Staten

Engel & Volkers Marathon

Brokerage Phone: 305-587-3663

Source: Florida Keys MLS · MLS #621424

Data Powered by Home Junction, Inc.

Nearby

Supermarkets

Grassy Key Land And Sea Market

1.3 mi

Dining

Georgie’s Coffee

0.2 mi

Sabores unidos

0.4 mi

Jo-Jo's Restaurant

0.4 mi

Beaches

Public Beach

3.3 mi

Campground Beach

3.4 mi

Coca Plum Beach

4.8 mi

Nearby amenity locations include data © OpenStreetMap contributors.