Marathon, FL Waterfront Land for Sale

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Key Colony Beach, FL Duck Key, FL Conch Key, FL Islamorada, FL No Name Key, FL Big Pine Key, FL

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Updated: Apr 15

Waterfront Half-Duplex Home

100 E 63rd Street Ocean, Marathon, FL 33050

$895,000

1,342 sqft 0.09 AC lot

3‑bedroom, 2‑bath half duplex with 1,342 sq ft, built in 1973, on the ocean side in Marathon
50 ft of new dockage with rebuilt dock and direct ocean access for boating and fishing
Fully renovated interior with quartz countertops, tile flooring, and stainless steel appliances
Impact windows and doors, plus central heating and central air with a new A/C system
Offered completely furnished; includes washer and dryer

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Updated: Jul 19

Corner Waterfront Land Parcel

319 Tuskegee Street, Marathon, FL 33050

$239,000

0.06 AC lot

Vacant, cleared corner lot in Marathon with water views
Public water available
Seller financing available
Located directly across from Racetrac, Marathon Public Library, and Marathon High School
Near Fishermen's Hospital, Starbucks, mini golf, City Marina, boat ramp, and events park

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Waterfront Development Site with Dockage

14 125th Street Gulf, Marathon, FL 33050

$3,549,000

1.72 AC lot

Waterfront property with approved deep-water dockage and conditional use approval for 10 units plus 4 staff group home units.

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Waterfront Mixed-Use Development Land

13759 Overseas Highway, Marathon, FL 33050

$3,900,000

124,300 sqft

Waterfront uplands with four building rights and bay bottom ownership, highway frontage, and multiple access points.

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Waterfront Development Land

93 N Conch Ave, Marathon, FL 33050

$598,500

0.11 AC lot

Waterfront parcel in Conch Key with a newly constructed seawall, approved building plans, and direct water access.

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Waterfront Buildable RV Lot

6099 Overseas Highway 42E, Marathon, FL 33050

$300,000

1,125.00 AC lot

Buildable waterfront RV lot with 28' of water frontage, dock space, and a screened porch with storage.

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Waterfront Mixed-Use Development Site

14 125Th Street Gulf, Marathon, FL 33050

$3,549,000

6,128 sqft 1.72 AC lot

Waterfront mixed-use site with approved deep-water dockage and a recertified two-story raised CBS building.

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Oceanfront Waterfront Land Parcel

94 Sunrise Drive, Marathon, FL 33050

$2,899,000

0.92 AC lot

Ocean- and canal-front lot in a gated community with extensive beach frontage and potential for dockage on two sides.

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Waterfront Lot Ready to Build

1021 27Th Street Ocean, Marathon, FL 33050

$679,000

0.09 AC lot

Premium waterfront lot with building rights and deep water dockage.

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Canal-Front Waterfront Land

6099 Overseas Highway lot: 55W, Marathon, FL 33050

$330,000

0.03 AC lot

Canal-front lot with a newly rebuilt dock and boat lift for immediate water access.

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Waterfront Dry Lot for Development

300 Coco Plum Drive, Marathon, FL 33050

$405,000

0.50 AC lot

Oversized dry lot across from Coco Plum Beach, offering flexibility for future development in Marathon.

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Oceanfront Land Development Parcel

57478 Overseas Highway, Marathon, FL 33050

$7,000,000

2.37 AC lot

Waterfront mixed-use land in Marathon on 2.37 acres, offered via a U.S. Bankruptcy Auction process.

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Oceanfront Development Land

57478 Overseas Highway, Marathon, FL 33050

$7,000,000

2.37 AC lot

Waterfront mixed-use land in Marathon, offered via bankruptcy auction, with direct oceanfront and beach access.

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Waterfront Redevelopment Opportunity with Dockage

14 125th Street Gulf, Marathon, FL 33050

$3,549,000

6,128 sqft 1.72 AC lot

Rare waterfront redevelopment site with deep water dockage and highway frontage.

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Vacant Waterfront Corner Lot