The Ponce High School is public educational institution in Ponce, Puerto Rico, offering grades nine through twelve. The school's main building is a historic structure located on Cristina Street, in the Ponce Historic Zone. From its beginning the school has secured a unique place in Puerto Rico's educational history. Of over 3,000 schools erected in Puerto Rico in the first quarter of the twentieth century, Ponce High was the largest, "at a time enrolling more students than all the other Puerto Rico high schools combined", and for many years enrolling more students than any other high school in Puerto Rico. The cost of the building in 1915 dollars was $150,000 USD ($4.02 million in 2021 dollars). The building was listed on the U.S. National Register of Historic Places on 4 August 1987. The