THE HOLY GRAIL of Keys Real Estate! TOP FLOOR Penthouse style 4 bedroom condo in exclusive Mariners Club in Key Largo w/ views, dockage & short term rental capability! The epitome of luxury & convenience, this over 2,600sqft condo in the Dolphin building overlooks the private deep water marina & the sparkling Atlantic ocean. Built in 2004 of solid concrete, this rare 4 bedroom flat includes other high quality finishes such as travertine floors, crown molding, impact windows, rounded drywall corners, & gourmet kitchen with wood cabinets, granite counters & stainless appliances. Primary suite enjoys stunning ocean views & a large ensuite bath with walk in closets, jet tub, marble shower & water closet. There are 3 additional spacious bedrooms & 2 additional full baths. Each bedroom has upgraded tile flooring & additional windows for extra light afforded by the end unit location. Enjoy the sunrise & moonrise from the large balcony which also gives you a great view of your boat docked in the deep water harbor right out your back door. Owner benefits include the largest pool of any condo in the upper Keys & a secondary pool with grotto; private marina with dry stack boat storage & in/out service; indoor pickleball courts; tennis; gym; clubhouse; billiards, manned entry gated community, & more. Worried about the hassle of maintenance? Rest easy knowing that a professional management company takes care of everything for you. When not in residence, you have the opportunity to rent your condo with no minimum rental restrictions to generate rental income, helping to offset carrying costs, making this property as practical as it is luxurious. This condo has an established rental history & following, making it easy for your continued success. Escape the cold northern winters and make this your ideal retreat. Whether you're seeking a seasonal getaway or a year-round residence, this condo offers the perfect blend of comfort, convenience, and resort-style living.