Experience the essence of relaxed coastal living, elevated by timeless design and exceptional rarity, at this unparalleled bayfront compound on Dune Road. Set on .78 acres of pristine waterfront, this private sanctuary offers a lifestyle few properties will ever match. Complete with mooring rights, a secluded bay beach, and deeded right-of-way to the Atlantic Ocean, it is a dream destination for boaters and lovers of nature's finest elements. The main residence invites you in with soaring ceilings, a sun-drenched open-concept layout, and dramatic picture windows that frame the endless expanse of water and sky, creating the sensation of being completely immersed in the elements. A spacious eat-in kitchen flows seamlessly into the living and dining areas and out to a wraparound deck, perfect for entertaining or simply soaking in the serenity. Thoughtfully designed to merge indoor luxury with outdoor splendor, the main house features 4 bedrooms and 3 bathrooms. The entire second level is devoted to the primary suite - a tranquil retreat with panoramic views of both the bay and ocean, a private balcony, and a spa-inspired bathroom that offers elevated privacy and indulgence. On the first floor, a gracious secondary suite with its own en-suite bath is joined by two additional guest bedrooms and a full bathroom, offering both comfort and privacy for family and guests. Outdoors, the property unfolds like a private resort - with a heated gunite saltwater pool, retractable awnings, lush mature landscaping, and a rooftop deck boasting sweeping 360-degree views from ocean to bay. It's the ultimate setting for sunset gatherings, stargazing, or simply escaping the world below. The charming guest cottage features 3 bedrooms and 2 full bathrooms, including a private en-suite. With a proven rental history, it offers built-in value as an income-producing asset or private quarters for extended guests. With subdivision potential, world-class beaches just across the road, and the village of Westhampton Beach mere minutes away, 846 Dune Road represents a once-in-a-generation opportunity to own one of the most distinctive, serene, and versatile waterfront properties on the East End. This is not just a home - it's a legacy.