$629,900 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! 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
$9,500,000 Casa Mañana Shores, located in the heart of Marathon, is a developer's dream or a private owner's potential paradise. This secured gulf front estate offers 3.86 acres of land and is surrounded by an eight foot concrete wall with three gated entrances. The property boasts approximately 540 linear feet of Highway frontage and 695 linear feet of water frontage. It offers 218 feet of concrete seawall, including a cut-in protected boat slip. There is even room for a helicopter landing pad to be installed. This unique property is zoned mixed-use commercial and comes with one commercial transferable building right. It is currently a private residence with a separate garage and workshop. The 10,852 square foot mansion is solid concrete construction. It has ten bedrooms, six and a half bathrooms, a sauna, game room and great room. Repairs are needed, and the interior needs significant updating. An attached partially screened enclosure holds an impressive 12 ft deep swimming pool that measures 25 x 50 ft. The garage/workshop is a separate structure with two rooms with a mini split air conditioner. The existing structures could be demolished for those with a vision, leaving you with a 3.86 acre blank canvas in the center of town. Its versatile zoning designation offers multiple possibilities for residential and/or commercial use. Over the years it has previously housed a motel with a marina, a 19-unit trailer park, and a restaurant. This property presents the opportunity to create the ultimate secluded retreat of your dreams! 6 Beds ⋅ 11 Baths ⋅ 610643 MLS Casa Mañana Shores, located in the heart of Marathon, is a developer's dream or a private owner's potential paradise. This secured gulf front estate offers 3.86 acres of land and is surrounded by an eight foot concrete wall with three gated entrances. The property boasts approximately 540 linear feet of Highway frontage and 695 linear feet of water frontage. It offers 218 feet of concrete seawall, including a cut-in protected boat slip. There is even room for a helicopter landing pad to be installed. This unique property is zoned mixed-use commercial and comes with one commercial transferable building right. It is currently a private residence with a separate garage and workshop. The 10,852 square foot mansion is solid concrete construction. It has ten bedrooms, six and a half bathrooms, a sauna, game room and great room. Repairs are needed, and the interior needs significant updating. An attached partially screened enclosure holds an impressive 12 ft deep swimming pool that measures 25 x 50 ft. The garage/workshop is a separate structure with two rooms with a mini split air conditioner. The existing structures could be demolished for those with a vision, leaving you with a 3.86 acre blank canvas in the center of town. Its versatile zoning designation offers multiple possibilities for residential and/or commercial use. Over the years it has previously housed a motel with a marina, a 19-unit trailer park, and a restaurant. This property presents the opportunity to create the ultimate secluded retreat of your dreams! 6500-6600 Overseas Hwy, Marathon
$1,399,000 43' DOCK! FRESHLY UPDATED INTERIOR! This tastefully furnished half duplex townhome features 4 generous bedrooms, 3 full bathrooms, a laundry room and a dream kitchen! Freshly painted interior and upgraded flooring on the stairs and in the bedrooms June 2026. You'll also find an ICE MACHINE, oversized private pool and more! A quick 15 minute boat ride to the Atlantic Ocean and you're within walking distance to famous Sombrero Beach! There's shopping & dining close by! Active vacation rental with proven history. 4 Beds ⋅ 3 Baths ⋅ 613547 MLS 43' DOCK! FRESHLY UPDATED INTERIOR! This tastefully furnished half duplex townhome features 4 generous bedrooms, 3 full bathrooms, a laundry room and a dream kitchen! Freshly painted interior and upgraded flooring on the stairs and in the bedrooms June 2026. You'll also find an ICE MACHINE, oversized private pool and more! A quick 15 minute boat ride to the Atlantic Ocean and you're within walking distance to famous Sombrero Beach! There's shopping & dining close by! Active vacation rental with proven history. 227 Sombrero Beach Road Unit 1, Marathon