Under contract-accepting backup offers. Pre-Construction. To be built. Rare Opportunity on Siesta Key - Expansive Corner Lot with Private Beach Access + Custom Coastal Estate by SeaSafe Homes. A truly rare opportunity to build your dream home on one of the largest privately owned parcels on Siesta Key. Situated on an expansive over ¾-acre corner lot with nearly 37,000 square feet, this exceptional homesite offers private beach access via an exclusive pedestrian bridge leading directly to your own slice of Siesta Key's sugar-sand shoreline. Located within an intimate enclave of only 13 homes along Heron Lagoon, this hidden gem offers unmatched privacy, serenity, and exclusivity on the south end of the island, while remaining just minutes from Siesta Key Village Featured here is the Wave Crest Model by SeaSafe Homes, thoughtfully designed for elevated coastal living. Built for luxury and resilience, this home features a superior 2x12 floor system and 2x6 wall construction, engineered to withstand winds up to 180 MPH, exceeding typical coastal building standards and providing peace of mind. With advanced off-site construction methods, build time can be reduced by up to 75%, minimizing weather-related construction delays and allowing you to enjoy your new home sooner. The thoughtfully designed floor plan offers 4 bedrooms, 3.5 bathrooms, and an open-concept layout ideal for full-time living, seasonal enjoyment, or luxury rental potential. The spacious kitchen flows seamlessly into the living and dining areas and includes a large walk-in pantry and extended island, perfect for entertaining. The primary suite features direct porch access, a spa-inspired bath and walk-in closet. A secondary en-suite bedroom with optional private exterior entrance offers ideal flexibility for guests or lockout rental use. Every SeaSafe home also includes energy-efficient sealed systems and upgraded insulation as standard, combining strength, efficiency, and thoughtful design. Whether you envision a legacy family estate, luxury island getaway, or investment opportunity, this extraordinary homesite paired with a premier coastal build offers a once-in-a-lifetime chance to own something truly special on Siesta Key. Private tours, lot walks, and builder consultations available upon request.