Lake Elsinore at Diamond Dr and Campbell St Commercial Property for sale Great commercial development opportunity at the corner of Diamond Drive and Campbell Street in the city of Lake Elsinore. Parcel numbers 363-162-024, 363-162-025, 363-162-039 and 363-162-030 for a total of 2.35 acre commercial lot. Close to 15 Freeway yet over 500 ft away for best air quality and near the Lake Elsinore Storm. Easy access to San Diego County via the 15 Freeway and to South Orange County via the 74 Ortega Highway. Lake Elsinore is one of the fastest growing cities in Riverside.