The Casa de los Ponce de León is a historic house in San Germán, Puerto Rico. It is possibly the oldest residence in use in Puerto Rico. Its most famous resident was the poet Lola Rodriguez Ponce de León. The house was listed on the U.S. National Register of Historic Places in 1983. See also National Register of Historic Places listings in western Puerto Rico List of the oldest buildings in Puerto Rico Notes References External links Summary sheet from the Puerto Rico State Historic Preservation Office Buildings and structures in San Germán, Puerto Rico León Historic district contributing properties in Puerto Rico Spanish Colonial architecture in Puerto Rico San Germán, Puerto Rico