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$720,000
612677 MLS
Customize your island dream home on this massive 20,000 sq. ft. lot with stunning Ocean Views! Situated on the Oceanside of Grassy Key with approximately 62' of water front, this sought-after location is packed with potential for creating the ultimate Oceanfront getaway in the Florida Keys! The existing home on property is in need of redevelopment, and offers a unique advantage as the present building right allows for re-build without proceeding through the BPAS/ROGO process. This exceptional property is a canvas for developing a coastal retreat catered to your specific needs! Create a backyard oasis with lush tropical landscaping to pair with the breathtaking Sunrise Views. Nestled on the outskirts of Marathon, enjoy an abundance of privacy and tranquility while remaining just a short drive to fantastic restaurants and stores in town. Seize the opportunity to call this slice of paradise home!

58734 Overseas Hwy, Marathon
$1,550,000
614052 MLS
10-Acre Gulffront Estate Opportunity - Rare, Private, and Unmatched in Marathon! Welcome to 56185 Overseas Hwy, Marathon, FL 33050—an extraordinary 10-acre waterfront property offering sweeping open-water views of the Gulf of Mexico from both the east and west side of the parcel. With water on two sides, this unique positioning allows for both breathtaking sunrises and stunning sunsets, delivering an experience few properties can match. Bordered by a protected bird sanctuary and neighboring Curry Hammock State Park, the property enjoys approximately 90 acres of natural buffer, providing unmatched seclusion, serenity, and no highway directly behind you. A rare building right is already in place, giving you the opportunity to build a custom luxury estate or private retreat without delay. Allowing 7-day rentals, the property offers tremendous flexibility for both personal use and income potential. A concrete seawall lines the waterfront, offering solid shoreline protection and excellent boating potential. With direct Gulf access and wide-open views, it's a dream setting for boating enthusiasts and nature lovers alike. Conveniently located just minutes from Marathon International Airport, this property combines privacy, accessibility, and the natural beauty of the Florida Keys. Opportunities like this are few and far between—don't miss your chance to create a legacy estate in one of the Keys' most peaceful and pristine locations.

56185 Overseas Hwy, Marathon
$815,000
611826 MLS
This cleared lot is ready to build with water, sewer, and electric already available to the site. Weekly rentals are allowed. Wake up to stunning sunrises on this oceanfront lot with unobstructed views from nearly every room in your dream home. Enjoy direct beach access for wave runners, kayaks, and paddle boards, plus the chance to watch sea turtles come to shore. Surrounded by mature trees, this private lot makes it perfect for family retreats or a rental investment. Design your ideal outdoor space with the option for an inground pool, and benefit from nearby marina access for easy boat storage. Create your paradise in the Florida Keys—don't miss this unique opportunity! This property can also be purchased with two building rights as a multi-family property- please see mls listing #611825.

58622 Overseas Hwy, Marathon
$740,000
3 Beds ⋅ 2 Baths ⋅ 611676 MLS
Currently there is a very low inventory of Above Flood Homes in the city of Marathon priced below $800k. When you consider most lots range from 6k to 7k sqft, you quickly realize this recently updated Above Flood Home located in a quiet neighborhood in Grassy Key across from waterfront is a true rarity as it sits on a 15,000 sqft corner lot with mature landscaping throughout. Yes you read that right, a 15,000 sqft lot, which is double the size of a typical lot. The home is 1344 sqft living via a split open Floorplan and recent improvements include Hardie Board Siding with New Exterior Paint, a Metal Roof, Spray Foam attic insulation, a New A/C in 2021, a Newly Painted Concrete Slab below the home, that offers plenty of space to park your vehicles, a Large Covered Front Porch, a partial Fenced section of the Property with a Newly constructed Fire Pit area to relax and enjoy the peaceful surroundings. There is plenty of room on the property to store multiple boats, a RV, etc. Step inside and you will find upgraded 12x24 Wood Plank Tiles, Brand New Carpet in the Living Room and each of the Bedrooms, New Interior Paint, an Upgraded Kitchen with Raised Panel Wood Cabinets with Crown Molding & a Free Standing Pantry, Quartz Countertops, Stainless Steel Appliances, LED Recess Lighting. Both baths have updated Vanities with easy maintenance Fiberglass Showers. There is even a fully functional laundry room just off of the Kitchen. Step back outside and walk the property and you will quickly realize just how special and rare this is. Being in Marathon, weekly vacation rentals are allowed, and this home is Rent Ready. Less than a mile walk to Sunset Bay Park which offers glorious sunset views with a pier that leads to a kayak launch. Be sure not to miss out on the opportunity to own such a charming home and property in the fabulous Florida Keys!

398 Guava Ave, Marathon
$2,737,000
5 Beds ⋅ 4 Baths ⋅ 606901 MLS
Private secluded beach with breath taking, stunning ocean views on Grassy Key sits this exquisite private oceanfront beach residence with panoramic views; makes this home a must see. The home features five bedrooms and three and a half bathrooms. It is perfect for entertaining with ocean front mesmerizing views from the beautiful living room with oversized impact glass doors which opens to a gorgeous terrace perfect for entertaining. The Master Suite also has ocean views along with a charming fire place. This very active vacation rental home is situated on a 35,500sq ft lot that includes bay bottom. The luxurious open floor plan with high ceilings, tile floors throughout, cook's kitchen with granite counter tops, breakfast area, with beach, includes 150' Bay Bottom, saltwater chlorinated pool and jacuzzi with a lot more to offer. Schedule a showing today! The property is an active 7-day rental.

58520 Overseas Hwy, Marathon
$14,000
610282 MLS
You cannot build on this lot. This lot has been given 2 BPASS points. To use in the City of Marathon. This lot is environmentally sensitive. Unbuildable.

Vacant Lot Vacant, Marathon
$3,800,000
3 Beds ⋅ 5 Baths ⋅ 612834 MLS
Nestled on a secluded 2-acre lot in Grassy Key, Marathon, this gated waterfront estate boasts 4,000 sq. ft. and is highlighted with a ton of amenities including two docks, 4 post boat lift, private sandy beach and an infinity-edge elevated pool blending seamlessly with the gulf and featuring a built-in table and chairs for relaxing or entertaining. Expansive covered areas by the pool offer shaded spots for lounging and has direct access to the living areas. Double entry doors with intricate carved wood details welcome you into a light-filled home. The open-concept living area is graced by large windows and sliding glass doors that frame panoramic views and create a seamless connection between indoors and outdoors. A striking marble fireplace serves as the focal point. Every element of this home reflects thoughtful design, from the impact-rated doors and windows, in-house elevator plus marble floors, exquisite cabinetry, and refined finishes enhancing the home's timeless appeal. The main kitchen is a chef's delight, featuring granite countertops, two wine coolers, and abundant cabinetry. A cozy dining nook encased in windows offers stunning gulf views, creating the perfect setting for every meal. The primary suite is a sanctuary of luxury, featuring panoramic gulf views, a two-sided fireplace, and direct access to the pool. The en-suite bathroom offers a private sauna, jetted tub, walk-in shower, and makeup counter, creating a spa-like retreat. The guest quarters are designed for comfort and independence, offering a morning kitchen and two guest suites. Each suite includes its own en-suite bathroom and generous closet space, ensuring privacy and convenience for visitors. The large office can also serve as a 4th Bedroom. Additional amenities include a home theater room complete with reclining seats and bar plus an oversized 3-car garage with lift.

58213 Morton St, Marathon
$3,000,000
6 Beds ⋅ 7 Baths ⋅ 612355 MLS
Tropical Bayfront Estate nestled into almost 2 lushly landscaped private acres with 3 building rights included! Everything you could possibly need is right here! Main House, Guest House, Pool, Pool Apartment, Storage Building, Dock, Boat Basin, Boat Ramp, Boat lift, and UNBELIEVABLE never-ending turquoise sea views! Well-appointed details found throughout the main home include soaring wood planked ceilings. Spacious kitchen featuring granite counters, upgraded stainless steel appliances, island, and built-in cabinetry and bar plus a separate dining room. The Master Retreat encompasses the entire second floor with a grand Master Bathroom featuring double vanity sink, and soaking tub overlooking the bay, and a comfortable loft; the perfect vantage point for taking in the stunning Open Water Views. Plenty of room for all with two en suite guest bedrooms, and a home office which could easily be converted to a third guest bedroom. Outside the main house, you'll find an attached pool house with its own entrance, and additional living space and guest bedroom, as well as a private guest cottage, separate from the main residence. The main house is CBS construction, with impact doors and windows, with a new metal roof in 2021. Peace and privacy abound at this exemplary Marathon paradise! Don't miss this must see property!

57805 Morton St, Marathon
$390,000
3 Beds ⋅ 1 Baths ⋅ 616730 MLS
Three bedroom, one bath stilted home in quiet residential neighborhood. Open living area, possible to create second bath. Very private lot. This is a Fannie Mae foreclosure property.

347 Guava Ave, Marathon
$525,000
3 Beds ⋅ 1 Baths ⋅ 616144 MLS
This tranquil oasis is more than a home—it's a lifestyle. Come experience the calm, the beauty, and the unmistakable magic of the Keys. Tucked away in a serene pocket just a short stroll from the peaceful shores of Sunset Bay Park, this charming 3-bedroom, 1-bath home is a true Florida Keys gem. Nestled on a generous 7,500 sq ft lot, the 912 sq ft residence offers a perfect blend of comfort and natural beauty. Step onto the back deck and take in sweeping views of the lush landscape—plumeria trees in bloom, swaying coconut palms, and the soothing sounds of nature all around. Whether you're sipping morning coffee or unwinding at sunset, this outdoor space is your private retreat. Inside, you'll find a cozy, well-designed layout that maximizes every square foot, ideal for full-time living or a tropical getaway. With a newer roof installed in 2019, the home offers peace of mind and low maintenance. Tons of storage space, workshop area, and parking are available below the home, making it perfect for hobbyists, water enthusiasts, or anyone needing extra space This is a Great opportunity to own an affordable Keys home with room to personalize. Whether you're seeking a primary residence, vacation getaway, or investment opportunity, 254 Orange Ave offers location, lifestyle, and potential. Just minutes to shopping, dining, and water access! Don't miss this affordable slice of paradise.

254 Orange Ave, Marathon