Due to the construction of the Via Laietana in the early 20th century—which otherwise would have destroyed it—the building was disassembled in 1931 and relocated to the Plaça del Rei, in Barcelona's Gothic Quarter.
Within this space is the present-day Barcelona City History Museum entrance, a well, and the main staircase which wraps around the patio to access the piano nobile.
[5] The project was likely undertaken by Joan d’Hostalric-Sabastida i Llull, royal counselor and governor of the counties of Rosselló and Cerdanya, who was ennobled in 1513.
Francesc de Padellàs defended Barcelona during the War of the Spanish Succession, but when defeat of the city was imminent, he changed side and supported the Bourbon cause.
After its relocation of 1931 and the conclusion of the Spanish Civil War (1936–1939), it was decided to convert the Palau Padellàs into the Barcelona City History Museum headquarters.