Between 1906 and 1918 three families resided in Park Güell. Eusebi Güell´s, in Casa Larrard, now the Baldiri Reixac college, Gaudí´s family, in the developement´s show-home, today the House Museum, and that of the lawyer Martí Trias, who became the urbanization´s solo outside client arter adquiring two plots of land and building this residence in them.
in 1906, taking into consideration the lack of buyers, Gaudí decided to invest some of his family´s savings, bought it and moved in with his father Francesc, his orphaned niece Rosa Egea and an assitant.