Harness Horses for Sale near Rancho Santa Margarita, CA

About Rancho Santa Margarita, CA

The city seal has the brands of Rancho Mission Viejo and Rancho Santa Margarita and Las Flores on the border, with artwork containing Santiago Peak in the background. The tower in the foreground symbolizes the Rancho Santa Margarita Lake Tower. Hughes Aircraft Company's Microelectronic Systems Division moved to Rancho Santa Margarita in May 1988 from Irvine. In August 1992, the Hughes plant closed its facilities and moved the division to Carlsbad, California due to budget constraints in the aerospace industry. Rolling Hills Estates had the longest city name in California with 19 letters until January 1, 2000, when the title was ceded to Rancho Santa Margarita (20 letters) upon the latter's incorporation.