Pre-Construction. To be built. Pre-Construction Waterfront Estate The Sanderling Club, Siesta Key. Experience the pinnacle of coastal luxury with this rare 6-bedroom, 5.5-bath waterfront estate in the exclusive Sanderling Club on Siesta Key. Set within a private, tropical oasis with direct access to the Intracoastal Waterway, this 4Bedroom/4.5 Bath home to-be-built residence by E/M Custom Homes offers refined craftsmanship, elegant coastal architecture, and a flexible multigenerational design in addition to the existing 2/1 ADU currently on the property. Come live, boat, and park on property while you build your dream home. The main home to be built features 4 bedrooms and 4.5 baths, while a detached 3-car garage includes a stunning 2-bedroom, 1-bath guest suite with its own deck and water views. Plans are ready to build, or you may bring your own vision to this extraordinary property. Inside, soaring ceilings, open-concept living areas, and panoramic water views create a light-filled sanctuary. The chefs kitchen boasts premium appliances, custom cabinetry, a large island, and quartz countertops-perfect for entertaining. Retreat to the luxurious primary suite with spa-inspired bath and private terrace overlooking the water. Outdoors, enjoy a resort-style pool and spa, lush landscaping, and private dock with boat lift-ideal for boating, paddleboarding, or sunset cocktails. Multiple covered lanais provide stunning views from every angle. Residents of The Sanderling Club enjoy gated security, tennis and pickleball courts, a historic beachfront clubhouse, and access to the pristine sands of Siesta Key Beach. Whether you seek a full-time residence, seasonal retreat, or investment opportunity, this exceptional waterfront haven offers unmatched privacy, luxury, and lifestyle.