57478 Overseas Highway, Marathon, FL

$7,000,000

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6.00

Acres

About 57478 Overseas Highway

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.

Residential Land/boat Docks property for sale in Marathon, FL at 57478 Overseas Highway.

Features of 57478 Overseas Highway

MLS® # A11940104
Price $7,000,000
Acres 6.00
Type Residential Land/boat Docks
Sub-Type Unimproved Land
Status Active

Community Information: Marathon

Address 57478 Overseas Highway
Area 5940 - Other Florida County
Subdivision CRAINS SUBD
City Marathon
County Monroe
State FL
Zip Code 33050

Amenities of 57478 Overseas Highway

Utilities None, Other, Sewer Available
View Beach
Is Waterfront Yes
Waterfront Deeded Beach Access,Ocean Access,Other,Ocean Front

School Information

Elementary Stanley Switlik
Middle Marathon
High Coral Shores

Additional Information On 57478 Overseas Highway

Listing Courtesy of Compass Florida, LLC
Date Listed January 12th, 2026
Zoning SC
Foreclosure No
Short Sale No
RE / Bank Owned No

Listing Details

OfficeCompass Florida, LLC

Listing Map

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