Community prompt from u/allk12. Replies below.
Mastery CHS-Lenfest Campus
Test scores
PSSA + Keystone 2024-25 . % Proficient or AdvancedWhat this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 38 of every 100 students at this school read and write at grade level and about 18 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 10 points since 2023, while math scores are down about 2 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 31% of students here test proficient in math and reading, compared with the roughly 36% 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 Mastery CHS-Lenfest Campus
Set in Philadelphia, Pennsylvania, Mastery CHS-Lenfest Campus is a middle-of-the-pack 9-12 campus, overseen by Mastery CHS-Lenfest Campus. It teaches 660 students across grades 7 through 12.
Operationally, Mastery CHS-Lenfest Campus answers to Mastery CHS-Lenfest Campus, which sets policy, hires staff, and reports enrollment to the state.
On demographics, Mastery CHS-Lenfest Campus reports that 77% of the student body identifies as Black. Beyond that, the school logs 18% Hispanic, 3% multiracial. By comparison, Philadelphia County as a whole is about 39% Black, so the school skews noticeably more Black than its surroundings.
On the income-and-resources front, Mastery CHS-Lenfest Campus reports 40 full-time-equivalent teachers, putting the student-to-teacher ratio at about 16.5:1. The state averages around 12.8:1, so this campus is higher than the state norm typical. Around 96% of the student body qualifies for free or reduced-price meals, a commonly cited indicator of low-income enrollment.
On a demographically-adjusted basis, Mastery CHS-Lenfest Campus performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 36.4%, the actual is 31.2%, a residual of -5.2 points.
In the surrounding community, Philadelphia County reports that the typical household earns roughly $61,953 per year, 35% of adults hold a bachelor's degree or higher, and roughly 17% of residents live below the federal poverty line. In all, Philadelphia County runs 309 public schools (combined enrollment of about 182,005 students), of which Mastery CHS-Lenfest Campus is one.
Nearest neighbor: National Constitution Center HS, around 0.3 miles off. Counting just inside five miles, 8 other public schools cluster around Mastery CHS-Lenfest Campus. Ranking that nearby cluster on reported proficiency puts Mastery CHS-Lenfest Campus at 8th of 9; the average score across the group is 59.7%.
The school occupies a downtown site. As a public charter, Mastery CHS-Lenfest Campus runs on public funding but with greater curricular and operational autonomy than a typical district school.
Over the past 7-year window. Looking back 7 years, enrollment at Mastery CHS-Lenfest Campus has increased 12%, going from 587 students in 2018 to 660 in 2025. Over the same period, the Hispanic share ticked up from 10% to 18%.
On the community side, recent activity here tends to focus on science fair prep, picture-day reminders, and bus-route questions. Contributors range from current parents to recent graduates and teachers.
Philadelphia County at a glance
View full county profileQuick facts
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