Marathon Oceanfront Homes

We found 10 Marathon Oceanfront Homes for sale in Marathon.

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Single Family Home
Coco Plum Beach Replat

2405 Coco Plum Drive
Marathon, FL 33050

9 Beds / 9 Baths
Courtesy of The Keyes Company
$27,500,000
Marina Oceanfront Virtual Tour
RAPB
One of the Florida Keys' most significant newly completed trophy estates, now making its market debut fully completed and never occupied. This one-of-a-kind waterfront residence offers 18,736 SF of interior living space and more than 29,000 SF under roof on approximately 1.72 acres with 200 feet of ocean frontage. A property of this scale, quality and waterfront presence has become exceptionally d ... More Info...
Single Family Home
Off Shore Island

1 Sister Rck Island
Marathon, FL 33050

4 Beds / 3 Baths
Courtesy of Compass Florida, LLC
$16,000,000
Oceanfront Virtual Tour
RAPB
Own an entire private island in the Florida Keys, just ΒΌ mile offshore from Marathon! East Sister Rock Island offers extraordinary privacy surrounded by turquoise waters, yet is only minutes from the mainland. The property encompasses approx. 6.5 acres, including approx. 5.8 acres of surrounding seabed, creating an exceptional marine setting for snorkeling, swimming, kayaking, paddleboarding, fis ... More Info...
Single Family Home
Sunrise Isle

128 Sunrise Drive
Marathon, FL 33050

4 Beds / 4 Baths
Courtesy of Langley Knight Gardner Islamorada
$7,750,000
Oceanfront Virtual Tour
RAPB
Experience the rare combination of protected dockage and direct oceanfront living at 128 Sunrise Drive. Situated within an exclusive gated enclave of just 20 lots, this newly constructed 2025 waterfront residence offers a level of privacy, luxury, and lifestyle rarely found in the Florida Keys. Positioned to capture unobstructed ocean views and a year-round ocean breeze, this home offers an elevat ... More Info...
Single Family Home
Sunrise Isle

108 Sunrise Drive
Marathon, FL 33050

5 Beds / 5 Baths
Courtesy of LoKation
$7,495,000
Oceanfront Virtual Tour
RAPB
** Seller Financing Available With 50% Down Subject To Acceptable Terms **Nestled on the private gated island of Sunrise Isles in Marathon, Florida Keys, this 2019 oceanfront estate redefines luxury living. One of only 20 residences within this secure island enclave, it offers a rare blend of privacy and the serene beauty of the Keys.This 5-bedroom, 4-bathroom residence spans 3,500 square feet of ... More Info...
Single Family Home
Crains Sub

58652 Overseas Highway
Marathon, FL 33050

4 Beds / 4 Baths
Courtesy of Ocean Sotheby's International
$3,495,000
Oceanfront Virtual Tour
RAPB
Enter the bougainvillea-lined gates of Casa Feliz, a private oceanfront retreat on Grassy Key with expansive water views, white sand beach, and a true resort-style experience in the Florida Keys. An exceptional investment opportunity, Casa Feliz is a strong producing vacation rental with rental history and future bookings already in place. Set on over 24,000 square feet of lush grounds with mature ... More Info...
Single Family Home
Key Vacca

1157 91ST COURT OCEAN
Marathon, FL 33050

4 Beds / 3 Baths
Courtesy of Compass Florida LLC
$3,150,000
Marina Oceanfront Virtual Tour
RAPB
Brand-new 2026 construction in Marathon! This elevated waterfront home offers nearly 2,500 SF under air plus 455 SF of balconies, for just under 3,000 SF total β€” 4 beds/3 baths, Atlantic Ocean views, and a refurbished dock fitting a ~40' vessel. Built to withstand 180-mph winds on auger-cast pilings, with covered parking/storage below. Inside: 9'6" ceilings, LVP flooring, granite counters, stain ... More Info...
Single Family Home
Crains Subd

57652 Overseas Highway
Marathon, FL 33050

3 Beds / 3 Baths
Courtesy of Luxe Properties
$2,600,000
Oceanfront Virtual Tour
RAPB
Discover this exceptional oceanfront property on Grassy Key in Marathon, Florida! Fully remodeled, this solid-concrete home offers breathtaking ocean views and the ultimate Florida Keys lifestyle. Featuring 3 bedrooms and 3 bathrooms, the versatile layout includes one bedroom and one bathroom on the first level, with two bedrooms and two bathrooms upstairs.The open-concept living area showcases a ... More Info...
Single Family Home
Crains Subd

58214 Overseas Highway
Marathon, FL 33050

3 Beds / 2 Baths
Courtesy of Tri Village Realty, Inc.
$2,200,000
Oceanfront Virtual Tour
RAPB
LA PLAYA HOME, YOUR SLICE OF PARADISE WITH ATLANTIC OCEAN FRONT AND OCEAN VIEWS FROM MASTER BEDROOM WITH BALCONY, KITCHEN, DINING, HUGE BALCONY OF DINING AND KITCHEN, HOME WAS UPDATED, TILE FLOORS, IMPACT WINDOWS AND DOORS, METAL ROOF, GRANITE COUNTER TOPS, NICE 3 BED 2 BATH WITH MAIDS QTS, TWO CAR GARAGE, EXPANSIVE GROUNDS WITH FRUIT TREES .29 ACRES TO STORE RV'S AND BOATS, PLENTY OF ROOM TO GROW ... More Info...
Single Family Home
Venice

2133 Yellowtail Drive
Marathon, FL 33050

3 Beds / 2 Baths
Courtesy of Icaza Reyalty LLC
$1,450,000
Foreclosure Oceanfront Virtual Tour
RAPB
Your Florida Keys Oasis is Here! Welcome to your slice of paradise, where turquoise waters, warm breezes, and endless sunshine create the lifestyle you've always dreamed of. This home offers all the amenities and easy ocean access you need to fully embrace the Florida Keys way of life, on one of the only Gulf Side flow through canals in the Middle Keys. CBS construction on 60 feet of waterfront pr ... More Info...
Single Family Home
Bouganvillea Villas Condo

12400 Overseas Highway
Marathon, FL 33050

3 Beds / 3 Baths
Courtesy of Doral Real Estate Center, LLC
$1,175,000
Foreclosure Oceanfront Virtual Tour
RAPB
Welcome to your slice of paradise in Marathon β€” where luxury meets laid-back island living in the heart of the Florida Keys. Ideally positioned between Key West and Islamorada, this Bougainvillea oceanfront villa delivers the ultimate coastal lifestyle.From the moment you arrive, this residence makes a statement. A private elevator services all levels for effortless access. Upstairs, enjoy your ... More Info...

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Courtesy of Waterfront Properties & Club C
RAPB
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RAPB
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Courtesy of One Sotheby's International Realty
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Courtesy of Avanti Way Brickell
RAPB
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RAPB
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RAPB
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Courtesy of Compass Florida, LLC
RAPB
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RAPB
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Courtesy of Coldwell Banker
RAPB
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Courtesy of Billero & Billero Properties
RAPB
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Courtesy of Dale Sorensen Real Estate Inc.
RAIRC
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© 2026 Starfish Real Estate. Listings updated Oct 31, 2026 5:00 am. Listing data is derived from the Broker Reciprocity Program of the Realtor Association of Indian River County (RAIRC) and BeachsMLS. Properties listed by brokers other than Starfish Real Estate are identified with the applicable MLS logo and include the listing broker's name. Not all properties available through either MLS may be displayed. All MLS data is the copyrighted property of the respective MLS and its participants. Data is deemed reliable but is not guaranteed accurate and should be independently verified prior to entering into any transaction.