For serious boaters and tennis enthusiasts - welcome to the Hideaway, a spectacular, private island estate sited on two parcels on Bay Island, on the coveted northern tip of Siesta Key. Through the gate, you'll enter an enchanting world of lush, tropical gardens which showcase a sparkling, pool and spa plus the ultimate luxury: a private, professionally designed and built Har-Tru tennis court with underground irrigation. And, an additional luxury: through a side garden gate, discover the deeded dock with access to the waterfront, which includes a fabulous, oversized, deep-sailboat water dock, featuring a 13,000-pound lift, where you'll enjoy dolphin sightings, breathtaking views of Sarasota Bay, and quick access to Big Pass and the Gulf of Mexico. In minutes you can boat, kayak or paddleboard to Big Pass. In the evening, savor blazing, mango-colored Siesta Key sunsets. Designed by prominent Sarasota architect, Tim Siebert, this custom-elevated Key West-style home is part of a small Siebert enclave of homes. An inviting, wraparound porch overlooks the stunning yard, pool and tennis court, beckoning you to relax in true island style. The living room is anchored by a coral stone fireplace; serve delectable meals in the separate dining room. French doors envelop the great room, allowing abundant natural light to stream in and allow easy access to the expansive decks, and flows easily to the open kitchen which boasts granite countertops, a breakfast bar, natural gas cooktop and planning desk. The main areas boast gleaming hardwood floors throughout. Three guest bedrooms, two-and-a-half baths and laundry room complete the main floor. Upstairs, the owner's floor offers a private sitting room which leads to the spacious bedroom retreat, luxurious bath and oversized walk-in closet. Impressive storage areas on the ground level allow for an exercise room, playroom or hobby space (not included in living area square footage) and flows outdoors to the covered seating and dining areas, offering shade by the pool and gardens, perfect for alfresco dining. Additional features include a metal roof, hurricane shutters, irrigation well, privacy fencing, multi-zone audio speakers including the pool area, and extensive outdoor lighting. Close to Siesta Key's beaches, restaurants and boutiques in charming Siesta Village, and The Out-of-Door Academy. Conveniently located just minutes over the north bridge to downtown Sarasota's cultural and urban amenities, shopping, restaurants, schools and hospital. This is a rare opportunity to secure a very private home in paradise.