North Allegheny Intermediate High School (NAI) is a suburban high school in the North Allegheny School District located in McCandless, Pennsylvania, a community north of Pittsburgh, Pennsylvania. It is one of two high schools in the district and serves grades 9 and 10. According to the National Center for Education Statistics, in 2011, the North Allegheny Intermediate High School reported an enrollment of 1,298 pupils in grades 9th and 10th. The school employed 93 teachers, yielding a student-teacher ratio of 13:1.