Promontory Bay is located in Newport Beach, Orange County. Newport Beach has beautiful, exclusive properties, with world-class views, that make this one of the most sought after real estate markets in Southern California. Promontory Bay is located in the Lower Newport Bay – Balboa Island area of Newport Beach. Promontory Bay is bordered by Bayside Drive and Harbor Island Drive. Promontory Bay is a man-made peninsula. There are 62 custom built homes, in this neighborhood. All the homes on Promontory Bay are waterfront and all have their docks. The views from this neighborhood are spectacular; views include the Pacific Ocean, Newport Bay, city night lights and wonderful sunsets. Homes in this neighborhood range in price from three to eight million. Promontory Bay is located near Beacon Bay, Balboa Island, Balboa Peninsula and Fashion Island shopping and dining. Promontory Bay is a great destination for boaters. Boaters can also take advantage of Newport Beach dock and dine options.