Historic King Neptune's - Sunset Beach (Huntington Beach, California) Located in Sunset Beach (Huntington Beach) California is historic King Neptune's Restaurant which has served great food along with great music for over fifty years. Located in the quaint beach of town of Sunset Beach, California. Here at J. King Neptune’s family owned restaurant for over 50 years we pride ourselves in serving the finest quality and freshest seafood that can be found. Our menu remains all American with large portions of such staples as soup or salad, fresh bread, choice of potato or rice, and fresh vegetables steamed to perfection, served with each entree. Our award winning bartenders have created some of the best original cocktails in the country. We have a large selection of beer, wine and just about every spirit imaginable. Grand Army of the Republic At the rear entrance to this historic restaurant is a plaque recognizing the accomplishment to one of the commanders