Welcome to 50 Glenridge Avenue in Stony Brook, a beautifully updated and expanded Colonial located in the renowned Three Village School District, in the Stony Brook Heights section. This 3,100-square-foot home sits on a quiet street and offers a well-designed layout with plenty of space inside and out. It features four bedrooms, two-and-a-half bathrooms, a two-car garage, a full-size basement, and a large, bright sunroom. The two-story entryway, featuring great woodwork, opens to the main level, which includes an oversized formal dining room and a spacious living room. The large gourmet kitchen features custom built-in cabinetry, granite countertops, an oversized center island, double ovens & a wet bar, a pantry, central vacuum, and a full-house generator & Andersen windows throughout. The bright, airy family room features a cozy fireplace and a sliding door opening to a beautiful backyard with a large deck and an in-ground pool. The private, fully fenced backyard is perfect for entertaining. Enjoy convenient access to Stony Brook's outdoor recreation and local attractions. Oxhead Road Park is right around the corner, offering a neighborhood playground and space for a leisurely walk. The nearby Stony Brook Greenway Trail provides a paved route for walking and biking, connecting the surrounding community with the Stony Brook University campus. Just moments away, Stony Brook Village and Harbor offer local shops, dining, the Avalon Nature Preserve, scenic waterfront views, access to North Shore beaches, and numerous great restaurants. The home is also just a few minutes from the Stony Brook train station and Stony Brook Hospital. Enjoy peace and privacy on this incredible property, offering the best of Long Island living, close to nature and all local amenities. Don't miss this opportunity to own a beautiful home in Stony Brook.