A rare estate package opportunity in the gated community of Stirrup Key, this four-story Luxury Custom residence is offered with a separate vacant lot with its own Parcel ID, a transferable building right, and a deeded boat slip in the community marina. Together, these features provide flexibility for future expansion, an additional residence, or long-term value in one of Marathon's most established neighborhoods. The home offers elevated water views, water access, and a layout designed for both everyday living and entertaining. The ground level features a three-car garage, generous storage, and direct access to the pool, creating easy indoor-outdoor living. The second floor serves as the main living level with two bedrooms, two full baths, a full kitchen, and open living and dining areas