Spreckels Mansion is a French Classical mansion located in the Pacific Heights neighborhood at 2080 Washington Street in San Francisco, California, built c. 1912-1913. The three-story mansion is in a French Baroque Chateau-style, designed by George Adrian Applegarth and Kenneth A. MacDonald Jr., and built by businessman Adolph B. Spre…Spreckels Mansion is a French Classical mansion located in the Pacific Heights neighborhood at 2080 Washington Street in San Francisco, California, built c. 1912-1913. The three-story mansion is in a French Baroque Chateau-style, designed by George Adrian Applegarth and Kenneth A. MacDonald Jr., and built by businessman Adolph B. Spreckels. It is listed as city landmark No. 197.