Jack in the Box 31650 Riverside Dr, Lake Elsinore, CA92530 With over 2,100 stores across 18 states, Jack in the Box remains one of the largest fast food chains in America. Its…More history dates back to 1951. The menu offers a variety of affordable meals to appeal to its patrons. It has good amount of items included in the dietitian-approved Healthy Dining Menu. It is located across the street from Lakefront Plaza and Park Plaza, near Lake Park Resort.