Incredible opportunity to own a magnificent, oversized Colonial in the exclusive Chablis Estates section of Dix Hills, located within the highly sought-after Half Hollow Hills Central School District. Beautifully refreshed in 2018 with a new roof, 95% new windows, siding, and central air conditioning, this residence sits mid-block on a serene .73-acre, maturely landscaped lot and welcomes you with two stately white columns supporting a covered portico overhang, plus an oversized blacktop driveway bordered by a Pavingstone retaining wall for a grand approach. Inside, a grand two-story entry opens to a bright, open layout featuring updated vinyl flooring throughout most of the home. The formal living room boasts floor-to-ceiling windows that bathe the space in natural light, while the enormous den/great room features a slider out to your rear deck—perfect for indoor-outdoor entertaining. The chef’s kitchen showcases white cabinetry, stainless steel appliances, and abundant counter and cabinet space, and it flows seamlessly into an oversized, front-facing dining room—ideal for hosting large gatherings and special occasions. On the first floor, you’ll also find a bedroom with a full bath—perfect for guests, extended family, or a private home office—and an updated powder room with a new vanity and mirror. Upstairs, the enormous primary suite offers a spa-like bath complete with a soaking tub, oversized glass shower, and updated vanity and mirror, while the hallway bathroom features floor-to-ceiling tile with a glass shower and tub combination. The tremendous basement with high ceilings offers endless potential for additional living space, recreation, or storage, and the home also includes a spacious two-car attached garage for added convenience. With five spacious bedrooms, four bathrooms, and a thoughtful, functional design, this home combines modern updates, generous scale, and timeless style—an exceptional opportunity in one of Dix Hills’ most prestigious neighborhoods.