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About MiddleSea

Explore The Property

Welcome to MiddleSea, a prestigious 26-acre waterfront estate at 500 Centre Island Road, Oyster Bay, defining the pinnacle of luxury living. Recently transformed by a meticulous multimillion-dollar renovation, this estate offers unmatched luxury and privacy with over 2,000 feet of waterfront, securing a sanctuary of serenity and exclusivity with world-class features.

The estate’s crowning jewel, a stately 20,000-square-foot red-brick mansion, stands as a beacon of traditional elegance and an architectural masterpiece.  Upon entering, guests are greeted by a grand 30-foot ceiling in the entry foyer, showcasing a classic black and white marble floor and an elegant white marble, wrought-iron grand staircase. The mansion includes five expansive ensuite bedrooms offering spectacular water views. The primary suite offers dual luxury baths and a private balcony that provides stunning views of the estate’s extensive water views.

Distinct living spaces enrich the mansion’s layout, including a formal living room with a fireplace and French doors that reveal a spectacular waterfall view, a formal dining room with an imposing white marble fireplace, a regal mahogany library with a stone fireplace, and a bay view parlor that affords serene bay views. Each room is crafted with meticulous attention to detail, reflecting a commitment to luxurious living.

Culinary pursuits are elevated in the gourmet kitchen, equipped with state-of-the-art appliances and complemented by a separate back chef’s kitchen. Adjacent to the kitchen, a breakfast room with a 20-foot ceiling offers a bright and tranquil dining experience.  The estate is also fitted with modern conveniences such as an elevator and radiant floor heating, ensuring comfort at every level.

Exclusive recreational amenities include a private bowling alley, a wine cellar, a spa, and an expansive ballroom designed for hosting lavish gatherings. The outdoor spaces are equally impressive, featuring a breathtaking waterfall, two swimming pools—one located near the main house and another by the gatehouse—a floating dock, and a boat ramp.

Additional living arrangements are provided by a 3-bedroom beach house, a 4-bedroom gate guest house with an attached 3-bedroom apartment and an inground pool, another 3-bedroom guest house, and a maintenance house, all nestled within beautifully landscaped grounds that highlight panoramic waterfront views.

Middlesea is more than just a residence; it’s a retreat from the ordinary, situated just a short distance from New York City. The North Shore of Long Island also known as The Gold Coast is renowned for its natural beauty and affluent lifestyle, including boating, fine dining, and exclusive shopping opportunities. Middlesea offers a unique blend of seclusion and opulence cementing this estate as an unparalleled retreat.

The state-of-the-art gourmet kitchen, paired with a separate back chef’s kitchen, boasts top-tier appliances and a 20-foot ceiling breakfast room. Equipped with an elevator and radiant heat throughout, the estate’s exclusive amenities include a private bowling alley, a wine cellar, a spa, and an impressive ballroom. Outdoors, the estate features a breathtaking waterfall, two swimming pools—one near the main house and another by the gatehouse—a floating dock, and a boat ramp.

Additional accommodations include a 3-bedroom beach house, a 4-bedroom gate guest house with an attached 3-bedroom apartment and an inground pool, another 3-bedroom guest house, and a maintenance house.


Beautifully landscaped grounds offer panoramic waterfront views, cementing this estate’s status as an unparalleled retreat, a mere stone’s throw from New York City.

For Showings Contact

Licensed Real Estate Salesperson

Nancy Cuite

Licensed Real Estate Salesperson
Licensed Real Estate Salesperson

Lisa Lavelle

Licensed Real Estate Salesperson