Susquehanna Township High School (STHS) is a mid-sized, public high school located in Harrisburg, Pennsylvania serving students from Susquehanna Township. The school provides grades 9 through 12. In 2014, the school had 898 pupils, with 35.9% of pupils eligible for a free lunch due to the family meeting the federal poverty level. Additionally, 13% of pupils received special education services, while 6.9% of pupils were identified as gifted. According to a report by the Pennsylvania Department of Education, 100% of its teachers were rated "Highly Qualified" under No Child Left Behind in 2014.

In 2010, 253 students were eligible for the federal free or reduced-price lunch due to family poverty. Enrollment by Race/Ethnicity: Caucasian - 454, Hispanic - 41, Black - 448, Asian and Pacific Islanders - 46 and Alaskan/Native American - 1. In 2010, the school employed 64 teachers, yielding a student teacher ratio of 16:1. According to a report by the Pennsylvania Department of Education, 100% of its teachers were rated "Highly Qualified" under No Child Left Behind.