1101 Mastic Street Spectacular Bayfront Estate with Guesthouse in the Heart of Islamorada Experience luxury coastal living at its finest in this exceptional Gated bayfront estate, ideally situated in the heart of Islamorada. Set on a rare peninsula with over 225 feet of prime waterfront, this property offers unmatched privacy, panoramic views, and direct access to both the Florida Bay and Atlantic Ocean. The main residence features 7 spacious bedrooms and 5 beautifully appointed bathrooms designed with both elegance and comfort in mind--perfect for entertaining or hosting large gatherings. A dramatic third-floor Bird's Nest Sky Lounge features 360-degree glass walls and a walkout rooftop deck, capturing breathtaking vistas in every direction. Expansive living areas and thoughtfully designed spaces capture stunning water views from every angle. A private 1-bedroom, 1-bathroom guesthouse provides the ideal retreat for visitors, accommodating extended family, or potential rental income or creating a secluded retreat. For boating enthusiasts, the estate includes an impressive 85+ foot deep-water yacht slip and four boat lifts, offering seamless access to both the Bay and Ocean--an unparalleled fishing advantage in the Florida Keys.