875 50Th Street Gulf At the very tip of a private peninsula in the heart of the Florida Keys, this stunning Gulffront property delivers the ultimate waterfront lifestyle. Built in 2022, this 4, 146 sq. ft. Coastal Modern residence was crafted by one of Marathon's premier builders with meticulous attention to detail, blending clean architectural lines with the relaxed elegance of island living. From the moment you arrive, the Gulf is your constant backdrop. Expansive walls of glass flood the interiors with natural light and frame endless turquoise waters. Every living area, from the two spacious lounges to the gourmet kitchen, was designed to maximize the view and the connection to the outdoors. The chef's kitchen is both beautiful and functional, featuring waterfall-edge quartz counters, premium stainless appliances, and abundant prep space. Whether hosting a casual brunch or an elegant dinner, this open-concept space flows seamlessly to indoor and outdoor gathering areas. Five ensuite bedrooms provide private sanctuaries for family and guests. The primary suite is a haven unto itself, offering a sitting area, spa-inspired bath, and a private porch where morning coffee comes with dolphin sightings and golden sunrises. Step outside to a personal resort: a shimmering pool with sun shelf, expansive patios for lounging, and a palm-lined peninsula with a fire pit at its tip. A deep-water dock, private boat basin, and 4-post lift make boating effortless, with 5' control depth ensuring smooth access to open water. This home offers the convenience of an elevator, an oversized 2-car garage, and low-maintenance construction designed for coastal living. Located 5 minutes from Marathon Jet Center, you can go from tarmac to tiki torch in record time. Whether it's a weekend escape, seasonal retreat, or full-time residence, this Gulf Front estate offers something truly rare: privacy, luxury, and the beauty of the Keys wrapped into one extraordinary address. Fantastic Rental History. Offer Turnkey.