High school · Allentown, PA
Louis E Dieruff High School
- Grades
- 9–12
- Enrollment (2023-24)
- 1,857
- Regular attendance
- 50.2%
- District
- Allentown
Regular attendance is the share of students present at least 90% of enrolled days (statewide average 79.6%). Source: Pennsylvania Future Ready PA Index, 2024-25; enrollment and grades from the U.S. Department of Education (NCES).
Academic proficiency
Share of students scoring proficient or advanced on Keystone exams (grade 11), Pennsylvania Future Ready PA Index, 2024-25. Black tick = state average.
More on the Allentown School District
See district-wide academics, property taxes by municipality, the family & safety data, and homes for sale on the Allentown district hub.
Common questions
What grades does Louis E Dieruff High School serve?
Louis E Dieruff High School is a high school in the Allentown School District, located in Allentown, PA, serving grades 9–12.
How many students attend Louis E Dieruff High School?
About 1,857 students are enrolled at Louis E Dieruff High School (U.S. Department of Education NCES Common Core of Data, 2023-24 school year).
What is the attendance rate at Louis E Dieruff High School?
50.2% of Louis E Dieruff High School students are regularly present, enrolled and attending at least 90% of school days, versus 79.6% statewide (Pennsylvania Future Ready PA Index, 2024-25).
How does Louis E Dieruff High School perform academically?
On Keystone exams (grade 11), 12.7% of Louis E Dieruff High School students scored proficient or advanced in math, and 27.4% in English/language arts (Pennsylvania Future Ready PA Index, 2024-25). District-wide results are on the Allentown School District page.
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School identity, grades, and enrollment: U.S. Department of Education, NCES Common Core of Data. Regular attendance: Pennsylvania Future Ready PA Index (2024-25). Figures describe the school and may lag by a year or more: context for families, not a rating. Academic and safety detail is on the district hub.