The populace’s desire for higher education caused them to travel to nearby island provinces of Negros and Cebu.

Since its first hosting of the 1964 Mindanao Athletic Meet, the school has been the venue of a series of local, regional, and national sports fests.

In 1982, the Palarong Pambansa caused a renovation of the Zamboanga del Norte Sports Complex where the school is.

Due to the influx of students from neighboring towns and the City of Dapitan, the school needed more space and more rooms.

Through the efforts of Patricia G. Ratilla, one of the faculty members, ownership of a lot in Turno, which is a property of the national government for the establishment of the City Normal College, was transferred to ZNNHS through a bill authored by the former Congressman Ernesto S. Amatong.