High school · Glen Mills, PA
Garnet Valley High School
- Grades
- 9–12
- Enrollment (2022-23)
- 1,500
- Regular attendance
- 87.6%
- District
- Garnet Valley
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. Marigold tick = state average.
More on the Garnet Valley School District
See district-wide academics, property taxes by municipality, the family & safety data, and homes for sale on the Garnet Valley district hub.
Common questions
What grades does Garnet Valley High School serve?
Garnet Valley High School is a high school in the Garnet Valley School District, located in Glen Mills, PA, serving grades 9–12.
How many students attend Garnet Valley High School?
About 1,500 students are enrolled at Garnet Valley High School (U.S. Department of Education NCES, 2022-23 school year, the latest published directory).
What is the attendance rate at Garnet Valley High School?
87.6% of Garnet Valley 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 Garnet Valley High School perform academically?
On Keystone exams (grade 11), 73.9% in math and 85.5% in English/language arts of Garnet Valley High School students scored proficient or advanced (Pennsylvania Future Ready PA Index, 2024-25). District-wide results are on the Garnet Valley district hub.
Other schools in Garnet Valley
Elementary schools
Middle schools
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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.