Welcome to this spacious and well-maintained 4-bedroom, 2.5-bath expanded Colonial on a generously sized .55-acre property in the highly desirable Miller Place School District. This inviting home features beautiful wood floors throughout and a warm, welcoming Den with a wood-burning fireplace with an insert—perfect for cozy evenings. The functional layout provides ample space for everyday living and entertaining, while central air conditioning and 4-zone heating ensure year-round comfort. Recent major updates offer exceptional value and peace of mind, including a roof that is approximately 2 years old, an updated central air conditioning system, a boiler that is just 1 year old, and a water heater that is approximately 2 years old. Additional highlights include 200-amp electrical service with a generator hookup, a full basement offering abundant storage and potential for additional living space, and a convenient attached 2-car garage. The half-acre lot provides plenty of room for outdoor enjoyment, recreation, gardening, or adding a pool. Conveniently located near local shopping, dining, parks, and beaches, this home combines space, comfort, and modern updates in one of the area's most sought-after communities.