It was built in 1838 to accommodate and lodge distinguished visitors that reached the port of Mayagüez. In 1898 the building became a custom house. It originally had two floors but the second story was destroyed by the earthquake of 1918. Its present architectonic line is from the year 1924, being the work of engineers Huiguera and Besosa, being its architect Mr. Rafael Carmoega. On September 30, 1981 it was declared a Historical Building of the United States.