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About This Home

This 0-bedroom, 0-bathroom commercial at 57478 Overseas Highway in Marathon, FL is listed for $10,500,000. on a 2.37 acres lot.

Agent Description

Rare oceanfront development opportunity in the heart of the Florida Keys. Encompassing nearly 6 acres of pristine oceanfront land in Grassy Key, this exceptional parcel presents an ideal canvas for developers seeking to create luxury residential units with direct oceanfront and beach access.

Surrounded by unspoiled natural beauty and tranquil beaches, the property offers immediate proximity to shopping, fine dining, spas, marinas, and world-class boating. Residents will enjoy unparalleled access to deep-sea fishing, scuba diving, snorkeling, and vibrant coral reefs, all set against the backdrop of the Keys' iconic turquoise waters.

Located in Marathon, often referred to as the Heart of the Florida Keys, the site benefits from a highly desirable central Keys location, conveniently positioned between the Upper Keys-such as Islamorada-and the Lower Keys, including Key West. Marathon is known for its rich maritime history, local airport, and accessibility, serving as a central hub comprising islands such as Vaca Key, Duck Key, and Grassy Key.

A truly rare offering combining scale, location, and oceanfront presence-an exceptional opportunity to develop a legacy project in one of Florida's most coveted coastal destinations. Please read the broker's remarks for detailed information on this offering.

Key Features

  • 2.37 acre lot
  • Waterfront

Property Details

#0

Amenities

WaterfrontView

Monthly Cost Estimate

$56,156/mo

20% down · 6.5% · 30 years

Principal$7,594
Interest$45,500
Insurance$3,063

Estimates only. Actual payments may vary.

Location

57478 Overseas Highway

Marathon, FL 33050

Grassy Key (58.9)

Property Details

Views

Ocean

Appliances

No Appliances

Questions & Answers

This 0-bedroom, 0-bathroom commercial at 57478 Overseas Highway is listed at $10,500,000. The estimated monthly payment is $45,500 based on 20% down at 6.5% interest.

Key features include: 2.37 acre lot, Waterfront.

This property is listed by Iliana Abella and can be reached at 3055050488 or iliana.abella@compass.com.

IA

Iliana Abella

Agent at Compass Florida - Miami Beach

(305) 505-0488

Listed by Compass Florida - Miami Beach

MLS# 618083· Source: listhub· Updated 144 days ago

Copyright © 2026 Florida Keys Board of REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

57478 Overseas Highway, Marathon, FL 33050

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