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Sea-air Estates Homes for Sale, Marathon, Florida Keys

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Total Listings 4
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$1,389,000
Marathon
Sea Air Estates - MM: 52.00
2 Bed, 2 Baths, 1,232 SqFt Days Listed: 341
+2.97% ($40,000) 1 Price Change : Last Change 1 Day Ago
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: 75ft.Cut/Natural

New photos coming soon! Welcome to your waterfront oasis in the heart of Marathon, Florida!This beautifully maintained home offers the perfect blend of comfort, convenience, and coastal charm. Recent updates include renovated bathrooms, new bedroom closet doors, all-new bedroom doors with updated hardware, and new impact sliding glass doors and front door--enhancing both style and functionality throughout the property.The circular driveway offers ample parking, while the CBS construction, fully fenced yard, and tropical landscaping create a private island retreat. Inside, the home is sold fully furnished (with a few exclusions) and boasts large bedrooms with custom closets. The spacious master suite includes a renovated en-suite bath, offering a peaceful space to unwind.Enjoy boating and water access from your 75-foot concrete seawall with a step-down, solid cap rock foundation. The dock includes power, water, a swim ladder, and a fish cleaning station--perfect for boating enthusiasts and anglers alike.Relax beneath the homes shaded underneath patio, ideal for outdoor dining or entertaining. A downstairs storage enclosure offers convenient space for water gear and tools.Out back, youll find your private concrete pool surrounded by a sun-drenched deck and a balcony with serene canal views, perfect for morning coffee or sunset cocktails. A metal roof and assumable flood insurance policy provide peace of mind and lasting durability.Inside, enjoy stainless steel appliances, a pool table, and an ice machine, ensuring fun and functionality for both personal use or vacation rental guests. Currently operating as a successful Airbnb, this home is turn-key ready--whether youre looking for a permanent residence, seasonal escape, or investment opportunity.Dont miss your chance to own a slice of paradise in Marathon.

$1,637,000
Marathon
Sea Air Estates - MM: 52.00
3 Bed, 3 Baths, 1,225 SqFt Days Listed: 2
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Lift,Other Dock

This beautifully remodeled coastal contemporary home is move-in ready and offers luxurious living. Step into a bright, open-concept living area with a spacious kitchen, wraparound island, and modern furniture throughout. The master suite features a custom tile walk-in shower and motion-sensor lit vanity. Two additional bedrooms share a renovated bath, and a walk-in laundry room with new appliances adds convenience. Outside, enjoy low-maintenance landscaping with new artificial turf, a heated/chilled saltwater pool, and two entertaining areas, including a private lanai with a covered TV-ready space. Additional features include a 16000b boat lift, double floating wave runner docks, deep canal, fenced yard, lots of parking w/ plenty of storage, ice maker, freezers and more. A quick gulf access. Located in a prime neighborhood with walking/biking paths and nearby amenities, this home has it all!Buyers Agent To Verify All Information.

$1,875,000
Marathon
Sea Air Estates - MM: 52.00
4 Bed, 4 Baths, 1,666 SqFt Days Listed: 51
Duplex - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Slip80ft.

Amazing Income Property Opportunity in Marathon, FL! Dont miss out on this incredible chance to own a stunning waterfront property that offers the best of both worlds--breathtaking ocean and bay views! Duplex featuring two units of 2 bed/ 2 bath each. Featuring 80 feet of deeded dock access, making it perfect for boating enthusiasts and anyone who dreams of life on the water. Private, heated pool & spa. A must-see to truly appreciate its beauty and potential. Whether youre looking for a personal retreat or an investment opportunity, this property will not last long on the market! Dont let it pass you by! Also features an enclosed 2/1 ofc/storage/cabana space. Bonus: Upon purchase, the buyer will instantly receive 3 months of rental income--making this an unbeatable investment opportunity!

$2,179,000
Marathon
Sea Air Estates - MM: 52.00
3 Bed, 3 Baths, 2,277 SqFt Days Listed: 67
-2.94% ($66,000) 1 Price Change : Last Change 23 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Davits,Boat Slip,Boa

Discover the perfect blend of quality craftsmanship and waterfront convenience in this stunning 3-bedroom, 3-bathroom home. Built with solid CBS construction, this residence is designed to last and offers an inviting, open layout. Just minutes from open water access, the property is a boaters dream, featuring a boat lift that accommodates up to a 35 boat, multiple docking spaces, and a large dock box for convenient storage.Inside, the beautifully designed kitchen boasts granite countertops, enhancing both style and durability. Custom tilework throughout the home adds unique charm, while a working elevator and cozy fireplace provide additional comfort. The spacious four-car garage ensures ample storage, and the 10,000 gallon cistern with a pump offers additional water security.For added privacy and security this property is enclosed with concreate walls on both sides with gated access to the rear of the home. A versatile downstairs, currently housing a commercial ice maker, provides endless possibilities- whether for storage, tackle room ,or extra recreational space. Plus there is ample room to add a pool, creating your own private oasis.Every detail in this home has been carefully designed and fully permitted, offering peace of mind and a solid, well- built feel from the moment you walk in!

More Info
Most Recent Sales - (12) - Sea-air Estates as of 2025-04-16
Sale Date Address Sale Price $/SF List Price Sq. Ft. Type Bd/Ba Days Listed
03-24-2025 115 Gulfwinds $1,440,000 $931 $1,589,000 1,546 Single Family 3/2 57
02-13-2025 112 Bruce $1,325,000 $487 $1,495,000 2,719 Single Family 5/3 124
01-31-2025 101 Bruce B $1,025,000 $1,021 $1,059,000 1,003 Half Duplex 2/2 116
01-06-2025 138 Brian $1,300,000 $1,055 $1,295,000 1,232 Single Family 2/3 49
10-04-2024 211 Bruce $2,200,000 $1,222 $2,250,000 1,800 Single Family 4/5 24
07-15-2024 201 B David $995,000 $753 $995,000 1,320 Half Duplex 2/2 168
05-31-2024 121 Gulfwinds $1,511,700 $897 $1,675,000 1,685 Single Family 3/2 25
04-29-2024 130 Brian $1,000,000 $712 $999,000 1,404 Single Family 2/2 48
10-05-2023 107 Gulfwinds $1,570,000 $1,281 $1,599,500 1,225 Single Family 3/2 39
09-11-2023 106 Channel $700,000 $777 $699,000 900 Half Duplex 2/2 165
08-28-2023 122 Alynn $2,090,070 $1,029 $2,299,000 2,031 Single Family 3/2 167
05-04-2023 110 Bruce $1,310,000 $1,010 $1,375,000 1,296 Single Family 2/3 65
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The information being provided by the Florida Keys MLS is exclusively for consumers' personal, non-commercial use, and it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed accurate by the MLS. Data last updated on 04-16-2025.
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