Community prompt from u/allk12. Replies below.
Great Valley HS
School pathway
Test scores
PSSA + Keystone 2024-25 . % Proficient or AdvancedWhat this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 80 of every 100 students at this school read and write at grade level and about 67 of 100 do math at grade level. Across all Pennsylvania schools, those numbers are about 51 and 43. Reading and writing scores are down about 3 points since 2023, while math scores are down about 1 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 76% of students here test proficient in math and reading, compared with the roughly 68% typical for Pennsylvania schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Pennsylvania's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Great Valley HS
Great Valley HS operates as a substantial secondary school in Malvern, Pennsylvania, one of the schools within Great Valley SD. Current enrollment sits at 1,481 students spanning grades 9 through 12. Compared to the state average of about 738 students per school, that is 101% above typical.
Great Valley SD comprises 7 schools with combined enrollment of 4,822 students; Great Valley HS is among them.
For racial and ethnic makeup, Great Valley HS logs that 51% of students identify as White, with the remaining enrollment distributed across several groups. Beyond that, the school lists 27% Asian, 15% Hispanic, 3% Black, 3% multiracial. By comparison, Chester County as a whole is about 77% White, so the school skews considerably less White than its surroundings.
On the income-and-resources front, Great Valley HS reports 92 full-time-equivalent teachers, putting the student-to-teacher ratio at about 16.1:1. Statewide, the average ratio sits near 12.8:1, putting Great Valley HS higher than the state norm the norm. About 22% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. That share is lower than Chester County's rate of about 38%.
With demographic context factored in, Great Valley HS tracks the demographic baseline. The model predicts 68.3% given the school's FRL share; actual proficiency is 75.8%.
In the surrounding community, community-level numbers for Chester County indicate median household earnings sit near $127,208, roughly 57% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 4%. In all, Chester County runs 111 public schools (combined enrollment of about 83,468 students), of which Great Valley HS is one.
Nearest neighbor: Great Valley MS, around 0.2 miles off. Counting just inside five miles, 8 other public schools cluster around Great Valley HS. On composite proficiency, Great Valley HS comes 1st of 7 in the immediate cluster, ahead of the nearby-schools average of 69.9%.
Great Valley HS operates from a bedroom-community location.
Looking at the recent track record. Looking back 7 years, enrollment at Great Valley HS has ticked up 16%, going from 1,276 students in 2018 to 1,481 in 2025. White enrollment moved from 73% to 51% across the same window. The student-to-teacher ratio grew from 13.3:1 in 2018 to 16.1:1 today.
Within the allk12 community for this school, posts here usually surface around pickup logistics, teacher feedback, and after-school programs. Parents, students, alumni, and staff are welcome to weigh in.
Chester County at a glance
View full county profileQuick facts
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- Great Valley 5/6 CenterMiddle · 756 students
- Great Valley MSMiddle · 754 students
- General Wayne El SchElementary · 542 students
- Sugartown El SchElementary · 449 students
- Kathryn D. Markley El SchElementary · 426 students
- Charlestown El SchElementary · 414 students
- Great Valley MS0.2 mi · 754
- Kathryn D. Markley El Sch1.1 mi · 426
- Great Valley 5/6 Center1.1 mi · 756
- Charlestown El Sch2.1 mi · 414
- Exton El Sch3.7 mi · 533
- Sugartown El Sch3.7 mi · 449