Welcome to Mariner Cay, a unique waterfront community just minutes from the St. Lucie Inlet with no bridges to the Inlet, perfect for boating enthusiasts. Residents enjoy a 52-slip marina with fuel, waterfront clubhouse, two pools, tennis and pickleball courts, and 24/7 manned guard-gated security. This beautifully renovated second-floor condo offers 2 bedrooms, 2 bathrooms, and a versatile bonus room that could easily serve as a third bedroom, office, den, or guest space. The residence features an updated eat-in kitchen with travertine flooring, stainless steel appliances and a built-in bar, a light-filled living area with plantation shutters, and a screened and covered patio. Located on the second floor with just one set of exterior stairs, the entire residence is conveniently situated on one level with windows on 4 sides. Dockage is available for rent through MCIII Condo Assn on a first-come, first-serve basis at $2 per foot per month, accommodating vessels up to 31' LOA.