The "West Mifflin North High School" first opened its doors on Commonwealth Avenue in West Mifflin in 1960. At that time, it was the only public High School in West Mifflin and did not have a senior class. West Mifflin South High School opened on Camp Hollow Road in the following year, 1961, and became the second public High School in West Mifflin. In 1962 there were two graduating classes in West Mifflin, the class of 1962 from West Mifflin North High School and the class of 1962 from West Mifflin South High School.