Welcome to 15 Harmony Lane in Drinking Brook Estates, one of South Brunswick's most sought-after communities. Tucked at the end of a cul-de-sac, this 6,100+ square foot residence sits on a full acre, with 5 bedrooms, 5.5 baths, an office, a full basement, and a 4-car side-entry garage. A two-story foyer sets the tone from the moment you arrive, with a curved staircase, wood railings, wainscoting, and crown molding. From there, the home opens into a spectacular great room, the true heart of the house, with soaring cathedral ceilings, a wall of oversized windows, and a gas fireplace. An adjoining wet bar makes the space effortless for entertaining. The gourmet kitchen is outfitted with premium built-in appliances from Wolf, Miele, and Sub-Zero, paired with custom cabinetry, granite countertops, and a large center island. The adjoining breakfast area is brightened by skylights, expansive windows, and its own patio doors leading to the backyard. A main-level bedroom with backyard views is ideal for in-laws, guests, or an au pair, while a versatile first-floor room with a gas fireplace adapts easily to a home office or additional bedroom. Upstairs, the primary suite is a true retreat, comprised of a spacious bedroom plus an adjoining sitting area, ideal as a home office, nursery, or quiet lounge. Three additional bedrooms each enjoy their own full bathrooms. Downstairs, the basement offers ten-foot ceilings, plumbing already in place for an additional bathroom, and direct interior access to the garage. With abundant square footage ready to become a game room, media lounge, home fitness space, or golf practice area, it's a true blank canvas for however your family wants to live. The professionally landscaped exterior features a fenced backyard,10-zone Wi-Fi sprinkler system, over 40 landscape lights, and a large paver patio perfect for outdoor entertaining. Close to Route 130, NJ Turnpike, the Park & Ride bus terminal, and approximately 3.5 miles from the high school.