A 1904 house, in the the style of Charles II, with a garden made at the same time.The owner's wife, and his architect, were English. The garden is well proportioned and well detailed, inspired by an eclectic range of features from English gardens together with some from France and Holland. Grounds include sweeping lawns, wooded trails, grand allées and wooded trails with over 100 varieties of trees, meadows, lakes, fountains and statuary, and a charming thatched cottage. Gardens include a primrose path, rose garden, lilac path, boxwood garden, demonstration gardens, cottage garden, and a 2 ½ acre walled garden set into the woods.
The John S. Phipps estate was built between 1904 and 1906. It includes a 66 room, Charles II-style mansion and 200 acres. Old Westbury Gardens opened in the spring of 1959.