Located in the esteemed Village of Mill Neck, One La Colline Drive is a stunning 6 bedroom, 6.55 bath Colonial situated on 5.48 refined acres. With its soaring ceilings, 5 fireplaces, spacious entertaining areas, elegant courtyard parking and an attached 3+ car garage, it epitomizes luxurious living. The main level showcases a grand two story entrance foyer with a stunning winding staircase, large office with fireplace, a custom wet-bar lounge, a formal living room, a gracious dining room, and a state of the art eat-in kitchen with a center island flowing seamlessly into the family room. French doors open to the main outdoor patio, enhancing the indoor-outdoor dining experience. Additionally, the first floor features a bedroom with a full bath, 2 powder rooms, and a laundry room. Upstairs, discover 4 generous bedrooms with ensuite baths including an oversized primary bedroom with private sitting area, dressing room, a marble bath and a bonus room with a full bath. A finished lower level provides additional entertainment space. Outside, enjoy the exquisite landscaping, multiple slate patios, a built-in outdoor kitchen, and a large heated gunite pool. Located within the Locust Valley School District, this sprawling property presents infinite opportunities for an opulent living experience.