Double Bay House is located at 46 Island Road, Deep Water Bay, in the Southern District. It is a top-tier low-density luxury development comprising 12 detached houses with only 12 units in total, offering exceptionally high privacy. Completed in 1992, the spacious units range from approximately 3,270 to 3,562 sq ft, mainly 4 to 5-bedroom mansions. Most come with private gardens, rooftops, and servant quarters, boasting unobstructed sea and mountain views.

The estate enjoys a tranquil and beautiful setting, adjacent to Deep Water Bay Beach and the golf club, away from urban hustle while still enjoying convenient amenities. Transportation is excellent, with a short drive to Central and Causeway Bay. It falls under Primary School Net 18, making it ideal for families seeking ultimate privacy and premium living. As a rare detached house development in Deep Water Bay, it commands strong rental and resale demand and stands as a flagship luxury property in the Southern District.