Key Colony Sub (53.0) Homes with CBS Construction

Key Colony Sub (53.0) Homes with CBS Construction

Welcome to Key Colony Subdivision, a hidden gem nestled in the heart of Marathon, Florida, within the stunning Monroe County. This picturesque community offers a unique blend of tropical charm and modern living, making it an ideal destination for those seeking a slice of paradise.

Key Colony Sub is renowned for its beautifully designed homes, many of which feature CBS (Concrete Block Structure) construction. This solid building method not only ensures durability and longevity but also provides excellent insulation against the Florida heat, giving homeowners peace of mind while enjoying their coastal sanctuary. The homes in this subdivision are characterized by their spacious layouts, contemporary finishes, and an array of amenities that cater to both relaxation and entertainment.

Living in Key Colony means embracing the quintessential Florida lifestyle. Residents have easy access to the crystal-clear waters of the Atlantic Ocean, perfect for boating, fishing, and snorkeling adventures. The nearby beaches offer sun-soaked days filled with sand and surf, while the vibrant local dining scene serves up fresh seafood and delightful culinary experiences.

Community spirit thrives here, with friendly neighbors and a welcoming atmosphere. Whether you’re looking for a permanent residence or a vacation retreat, Key Colony Subdivision provides the perfect backdrop for creating cherished memories with family and friends.

Discover the charm of Key Colony Subdivision in Marathon, Florida, where your dream home awaits amidst the beauty of the Florida Keys. Experience the best of coastal living and make this enchanting community your own!

Newest Key Colony Sub (53.0) Homes with CBS Construction

$990,000
3 Beds ⋅ 2 Baths ⋅ 621222 MLS
This is a great opportunity to purchase a Concrete Block Deep Water Access Canal Front Home in the Heart of Marathon on the Gulf side of US 1 below $1M. With about a 4 foot control depth and an existing concrete seawall in place and about 77 feet of frontage, this property can easily accommodate the larger center consoles. Open Water Access in just a few minutes to the Gulf and about 10 minutes to the Atlantic Ocean. The home features 3 Beds, 2 baths, with 1,242 sqft on a large 8,485 offering sqft lot with a Concrete Driveway, Room to Park a RV, Boat Trailer, and room for a pool. The rear Covered Screen Lanai overlooks the canal, and the Covered Carport has built in Storage closets. The home features a Metal Roof and inside it does offer original 1960's charm with a ton of potential as right now it has original Kitchen Cabinets, Terrazzo Floors, Mini Splits in almost all the rooms for efficient air conditioning and original windows. Both baths have original tile showers with 1 being a Full Shower and the other featured a tub/shower combo. With the house right next door just selling at 11295 3rd Avenue Gulf for $1.45M, you have a unique opportunity to acquire, make smart renovations and be sitting on strong positive equity if done right. Due to the lot size, you can even choose to knock down the existing house and build a Brand-New Modern home to your exact specs and take advantage of the deep-water canal. We currently have plans for homes ranging from 1750 sqft to just below 4000 from the well-respected local builders, Design Center. We also have local lenders in place to offer construction financing up to 80%. So much potential and routes you can with this one.

11285 3rd Ave, Marathon
$1,150,000
3 Beds ⋅ 2 Baths ⋅ 621176 MLS
Welcome to 11295 6th Ave Gulf -- a waterfront corner lot in one of Marathon's best-kept-secret neighborhoods. Nestled on a quiet street directly across from a nature preserve, this 3-bedroom, 2-bath canal home delivers something almost impossible to find in the Keys: real privacy, real waterfront, and real potential. Eighty feet of deep-water canal frontage on an oversized 8,000 sq ft corner lot. One canal from the Gulf of America with 10-minute access to Vaca Cut -- your gateway to world-class offshore fishing, diving, lobstering, and reef exploration. The spacious vaulted-ceiling screened porch overlooking the canal is where you'll spend every morning and evening. A 385 sq ft concrete dock with davits is ready for your boat. The corner lot provides ample parking for trailers, vehicles, and toys -- a true premium in the Keys. This is also a performing investment property. The home operates as an active vacation rental on Airbnb and VRBO with verified income. Sold fully furnished and turnkey -- a new owner can generate income from day one. Recent updates include a new 2025 HVAC system, 2025 impact sliding glass door, hurricane shutters on all windows, and all furnishings included. The home is solid, comfortable, and rental-ready as-is -- with room to add your own personal touches and make it truly yours. For the visionary buyer: build up on this premium corner lot and you could be rewarded with Gulf of America views. An elevated waterfront home on this lot -- with a nature preserve across the street and 80 feet of canal -- would be one of the most compelling properties in Marathon. The location is irreplaceable. The potential is limitless. Come see it.

11295 6th Ave, Marathon
$489,000
620752 MLS
One of Marathon's most iconic restaurants is now available for sale -- a rare chance to own and operate what many consider the best restaurant in the Florida Keys. Frank's Grill has operated at its current location since 2006, when the owner/chef relocated from what was previously regarded as one of Marathon's premier dining destinations. Today, Frank's Grill serves as the anchor tenant of Towne Square Mall, one of Marathon's busiest shopping plazas -- home to a steady flow of daily foot traffic and anchored further by a U.S. Post Office. This sale includes all FF&E (furniture, fixtures & equipment), current inventory, and proprietary recipes/assets. Walk in and start operating day one. Property & Licensing: • Seating: 47 inside / 10 outside (57 total) • 2COP Beer & Wine license currently in place Lease Terms: • New 5-year lease signed May 1, 2026 • Tenant option to renew after year 3 (subject to Assignment approval) With nearly two decades of brand recognition, a loyal local following, and an unbeatable high-traffic location, the goodwill alone in this business justifies the asking price. Opportunities to acquire an institution like Frank's Grill rarely come to market.

11400 Overseas Highway Unit 116, Marathon
$1,649,000
3 Beds ⋅ 3 Baths ⋅ 620079 MLS
Discover the perfect blend of Florida Keys waterfront living and income potential in this fully furnished home located on a residential waterway with Gulf access in the heart of Marathon. Designed for relaxation and entertaining, the home offers comfortable living spaces, beautiful water views, an enclosed Florida room, a private pool, and a private dock. Whether you are looking for a primary residence, seasonal retreat, or investment property, this home provides the flexibility to fit a variety of lifestyles. The private dock offers convenient boating access to the Gulf, making it easy to enjoy fishing, paddleboarding, boating, and everything that makes the Florida Keys lifestyle so special. Spend your days exploring the water, entertaining by the pool, or simply enjoying the peaceful waterfront setting. A standout feature of this property is its established vacation rental success. The home is actively operating as a popular vacation rental with future reservations already on the books, providing an opportunity for immediate income generation. Buyers have the flexibility to honor existing reservations and continue the rental operation, or modify future bookings to accommodate their own plans and personal use. With its waterfront location, proven rental history, future bookings in place, and desirable Marathon location, this property offers a unique opportunity to enjoy the Florida Keys while benefiting from the flexibility of an established income producing asset. Whether your goal is full time island living, a seasonal getaway, or a property that helps offset ownership costs through rental income, this home is ready for its next chapter.

11260 6th Ave, Marathon
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