Welcome to 150 Quaker Path, a fully reimagined and expanded ranch set on 1.05 acres in the highly sought-after Old Field South community of Setauket. Originally built in 1952 and completely reimagined in 2007, this home offers approximately 2,500 square feet of thoughtfully designed single-level living. The interior features an open layout with high ceilings, extensive custom millwork, Andersen 400 Series windows, and abundant natural light throughout. Formal living and dining rooms are complemented by a spacious family room with vaulted ceilings and a gas fireplace, creating an ideal flow for both everyday living and entertaining. The chef's kitchen is appointed with custom cabinetry, a farmhouse sink, and a Viking Professional appliance suite including a 6-burner range, commercial hood, refrigerator, and dishwasher. The home offers a primary suite with en-suite bath, two additional bedrooms, a full hall bath, powder room, and a dedicated laundry/mudroom with separate entrance. Brazilian cherry and red oak flooring run throughout the home. Set on a flat, private acre +, the outdoor space is designed for both relaxation and entertaining, featuring a bluestone patio, custom stone walls with built-in seating, fire pit area, and room for a future pool. Additional features include a detached 2-car garage, in-ground sprinklers, and oversized driveway for guests. Located within the Three Village School District and just minutes from West Meadow Beach, Stony Brook Village, and local parks and preserves, this home offers a rare combination of privacy, property, and convenience.