This Beautiful ''one of a kind'' Casto Custom Built Estate Home is situated on over a 1/2 acre with spectacular views of the Championship Caliber ''East'' Course, Hole 2. 305 Grand Key Terrace is 1 of 12 custom estate homes in Grand Key, a gated community within BallenIsles CC. This single-story open floor plan home is an entertainer's dream! The Large living area has stunning views of the expansive outdoor living space, golf, pool and lush landscaping. The Master Suite has his and her bathrooms and closets, a morning bar, exercise studio, and sitting area. In addition, there are 3 large ensuite bedrooms with walk-in closets, 2 half baths, an Office/Library, Wine Closet, and Bar. The Gourmet Kitchen offers a Thermador 6 burner gas range, Thermador double oven, Sub-zero refrigerator Sub-zero freezer, 2 Sub-zero beverage drawers, 2 Bosch dishwashers, prep island, large breakfast bar, pantry, and desk. The kitchen opens to a large breakfast/dining area and family room. This light and bright space flows naturally out to the 700+sqft tropical outdoor lanai with tongue & groove cedar ceiling, summer kitchen with grill, pizza oven, beverage fridge, ice maker and dining and living spaces, a heated salt system pool, spa, fountain, sun deck, summer kitchen with grill, pizza oven, beverage fridge, ice maker and dining and living space. Oversized 4car attached garage and 2car detached garage complete this beautiful estate home. The 2car detached garage can be converted to a guest house. Full house generator. grand Key Estates is located on an exclusive street, close to the magnificent Grand Clubhouse and East Golf Course. BallenIsles offers its members 1st class amenities including 3 Championship golf courses, State of the Art Tennis facilities with 20 Har-Tru Clay Courts, State of the Art Fitness Center, A Spa and Salon, Pools and 6 Dining options.