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Browse All Marathon FL Between $600K - $700K Properties for Sale

$699,000
3 Beds 2 Baths 620713 MLS
Welcome to 203 Peachtree Avenue, a well-maintained 3-bedroom, 2-bath stilt home in Grassy Key offering peaceful salt pond views and plenty of space to enjoy the Florida Keys lifestyle. Set on a rare, fully fenced double lot, this property offers an exceptional amount of outdoor space that is hard to find in the Keys. Whether you envision room for pets to roam, space to garden, additional parking for trailers and recreational vehicles, or simply enjoying the privacy of a larger homesite, this oversized property provides endless possibilities. Inside, the home features 1,456 square feet of bright, open living space with wood-look flooring, a spacious kitchen with ample cabinetry and counter space, and a convenient laundry room. Large windows and sliding glass doors fill the home with natural light while opening to the expansive wraparound porch, where you can relax and enjoy tranquil salt pond views. The elevated design offers abundant covered parking and storage below, with column height tall enough to accommodate a boat, RV, or multiple vehicles. A metal roof, concrete pilings, tropical landscaping, and a private hot tub add to the home's appeal. Located just moments from Sunset Bay Park in Grassy Key, you'll enjoy a peaceful island setting while remaining close to Marathon's restaurants, shopping, marinas, and everyday conveniences. Whether you're searching for a full-time residence, weekend getaway, or island retreat with room to spread out, this unique property combines privacy, versatility, and the laid-back Florida Keys lifestyle.

203 Peachtree Ave, Marathon

$645,000
1 Beds 2 Baths 620608 MLS
Oceanfront Luxury at Ocean Isles Fishing Village! Private Marina and Boat Ramp. Welcome to Unit 111--a masterclass in elevated condo island living. Built brand-new in 2022, this stunning 1-bedroom, 2-full bathroom, 850 sq ft oceanfront condo delivers the ultimate Florida Keys lifestyle. With the gated complex prime due-south orientation, you'll wake up to expansive, views of the Atlantic Ocean right from your downstairs balcony, and private master suite balcony. Step inside this two-story sanctuary to find a meticulously crafted open-concept living space. The first floor features a fully equipped kitchen with granite countertops, elegant coastal flooring, and a pristine full bath. Upstairs, the oversized master suite serves as your private retreat, complete with a second full bathroom and panoramic ocean vistas. Built high above flood elevation with solid CBS construction, impact windows, and a metal roof, this turnkey property offers total peace of mind. What truly sets this property apart is the highly coveted 7-night minimum rental allowance. This is a massive advantage in the FL Keys market, offering incredible short-term rental income potential when you aren't soaking up the sun yourself. The 7-acre gated resort amenities are unparalleled in the Middle Keys. Spend your afternoons at the Olympic-sized elevated waterfront pool, boasting some of the most stunning ocean views in town. Boaters will love the on-site, newly updated marina, private boat ramp, assigned slips, and fish-cleaning stations. Unwind under the tiki huts, host friends at the outdoor grilling areas, or relax in the air-conditioned community clubhouse. Whether you're looking for a high-performing vacation rental or your own slice of paradise, this is your gateway to the Keys dream.

10877 Overseas Highway Unit 111, Marathon

$699,000
2 Beds 2 Baths 620522 MLS
A rare two story CBS townhouse condo with both open water views and an assigned boat slip overlooking scenic Boot Key Harbor in desirable and quiet Sombrero area neighborhood. Located adjacent to Sombrero golf course. Deep water and boating access to Atlantic Ocean or Gulf. Remodeled lower level has open concept, modern kitchen with island and Corian countertops. All oak wood cabinets, ceramic tile flooring, stainless appliances, double oven, on demand water heater, new bathroom. All new plumbing and electric. Upstairs bathroom also completely remodeled, new tiled shower, Kohler fixtures, guitar extension counter, storage. Laundry area is on second level, Bosch washer/dryer. Class A rated MD shutters. Primary bedroom has a private screened balcony with harbor views. Lower level also offers a screened porch. Small 8-unit complex, shared heated pool with seating and BBQ grilling area, immaculately maintained grounds. Centrally located near restaurants, entertainment, grocery, post office, and short distance to beautiful public Sombrero Beach. Rentals allowed once per calendar year with a minimum of 30 days, maximum long term 1 year: option to renew with board approval. Quarterly condo association fee includes Building Exterior Maintenance, Common Area Maintenance, Condo Association Insurance, Exterior & Unit Interior Exterminating and Reserve Account contributions. Off street parking, 2 dedicated parking spots directly in front of the condo.

307 Sombrero Blvd Unit 2, Marathon

$679,000
618347 MLS
Premium Waterfront Lot includes a building right/TBR - READY TO BUILD no waiting, INCLUDES 2 SETS OF HOUSE PLANS, The VACANT LAND PRICE is 679,000. Alternatively, you can choose to have the Seller coordinate the New Construction Project already planned to begin in 2026 at a completed price of 2,795,000. Breathtaking Views with Deep Water Protected 50 Ft Dockage! Discover your dream home in Marathon, Florida, offering 3,200 sq. ft. of luxurious living space. This 5-bedroom, 5-bathroom masterpiece features a private pool, elevator, and a stunning rooftop observation deck-perfect for enjoying epic sunsets over Boot Key Harbor. Work with Keys Dream Properties to customize your finishes, including interior and exterior colors, tile, quartz countertops, lighting, and plumbing fixtures. Tailor every detail to your taste and make this house truly your own. Located in the heart of Marathon, you'll enjoy easy access to endless shopping and dining options, from fine dining to casual eats. With a protected deep-water dock, you're minutes from both the Atlantic and Gulf, offering World-Class Fishing, Snorkeling-Diving, and Boating adventures. For those breezy days, Boot Key Harbor provides calm waters for social boating, complete with on-the-water dining and cocktails. Best of all, there are NO HOA FEES, and the property allows 7-day rentals, giving you the flexibility to offset your investment through vacation rentals in Marathon's thriving market. This home's combination of luxury, customization, and location offers the best of the Florida Keys Lifestyle. Construction scheduled to begin in 2026. Don't miss this rare opportunity to design and own your slice of paradise. Contact us today!

1021 27th St, Marathon

$639,900
2 Beds 1 Baths 617416 MLS
Introducing this charming and newly upgraded Keys Conch Cottage tucked away in the desirable Tropicana subdivision in the heart of Marathon. Set on an impressive 8,000+ sq ft lot, this property offers the rare benefit of flexible mixed-use zoning, allowing for short-term vacation rentals, home-based businesses, and even the potential to divide the side portion of the lot for an on-property business space, an exceptional opportunity for versatility and income potential. It is currently an active, licensed vacation rental with repeat guests already in place. Inside, you'll find a cozy 2-bedroom, 1-bath layout complemented by a large, oversized workshop ideal for storage. The home has been thoughtfully updated with 3 brand-new mini-split air conditioning systems, providing excellent cooling and energy efficiency. All appliances have been upgraded within the last year to matching white KitchenAid, giving the kitchen a clean, cohesive, modern look. Additionally, both the exterior and the entire interior of the home were freshly painted within the past year, offering a crisp, move-in-ready feel throughout. Brand-new impact windows and doors add further value with improved energy efficiency, security, and storm protection, while mature tropical landscaping enhances the authentic Old Florida Keys charm. Step into your private backyard retreat, where lush greenery creates a serene, secluded atmosphere. Enjoy a relaxing soak in the hot tub under the stars, entertain friends, or simply unwind in your own island oasis. The expansive lot provides ample parking for multiple vehicles, trailers, and boats—perfect for an active Keys lifestyle. With three public boat ramps just minutes away and close proximity to the world-famous Sombrero Beach, enjoying days on the water or in the sand is effortless. Whether you're seeking a personal island getaway, a strong income-producing investment, or a unique property with zoning flexibility this is the place for you!

543 74th St, Marathon

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Between $600K - $700K Marathon Real Estate

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