Guimard built one other Art Nouveau house in Paris; his own residence, the Hotel Guimard, between 1909 and 1913, at 122 Avenue Mozart. For his own house, he moved away from ornament and expressed the Art Nouveau idea of modeling after nature in the form of the building itself. Beside the Metro station, Guimard’s other Paris works included a Theater/Concert Hall, the Salle Humbert de Romans, which was opened in 1901 and demolished in 1905, and the Synagogue on Rue Pave in the Marais (1913).
Between World War I and World War II Guimard turned his attention to experiments in building houses with prefabricated materials, including bricks of molded concrete, covered with a glaze (enduit) molded metal windowframes, and a roof covered with zinc. In 1922 he built a house on square Jasmin with these materials. In 1930 he designed a country house, la Guimardiere, where the pipes for the plumbing became a decorative element, featured on the outside, a precursor of the Centre Pompidou. It was demolished in 1969. As World War II approached, he left France and died in New York in 1942. [1]
Nearly all of his Metro stations were removed, and he was nearly forgotten as an architect until the 1970s, when there was renewed interest in the Art Nouveau. The Castel Béranger was classified as an historical monument on July 3, 1972.