 The hotel opened May 12 , 1912 , before the city 's existence . Margaret and Stanley took up residence within the hotel grounds . By 1914 , Hollywood directors , actors and actresses such as Mary Pickford and Douglas Fairbanks , Charlie Chaplin , Gloria Swanson , Buster Keaton , Rudolph Valentino and Will Rogers had purchased homes in the area , " transforming bean fields surrounding The Beverly Hills Hotel into prime real estate " . The city of Beverly Hills was established . The first five bungalows of the hotel were built in 1915 . In 1919 , Douglas Fairbanks bought a lodge above the hotel , and expanded it with his wife Mary Pickford , which became known as " Pickfair . " According to one publication , a star would know they would finally " made it " when they received a dinner invitation from " Pickfair " . Gloria Swanson resided in one of the bungalows of the hotel during her divorce . 
