Mastery CS-Gratz Campus
🇺🇸 Official data · 2025Philadelphia, Pennsylvania 19140 · Mastery CS-Gratz Campus
#571 of 618 high schools in Pennsylvania
#15412 of 16,910 nationally
About Mastery CS-Gratz Campus
Mastery CS-Gratz Campus is a charter high located in Philadelphia, in the Mastery CS-Gratz Campus school district of Pennsylvania, United States. It caters for Grades 7–12. In 2025 it enrolled 1,048 students. Publicly funded charter schools operating under a performance contract; free to attend.
Its Success Index (US) is 19.1 out of 100, placing it in the lower 50% of high schools in United States and 571st of 618 ranked high schools in Pennsylvania. Its strongest component is students per teacher (50th percentile), and its weakest is community advantage (fewer free/reduced-price lunch) (6th percentile).
Other published figures: enrollment 1,048.
There are 292 schools in Philadelphia; Mastery CS-Gratz Campus ranks 140th of 275 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)16%
- Reading proficiency (30%)34%
- Community advantage (fewer free/reduced-price lunch) (25%)98.9%
- Students per teacher (15%)15.0
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Mastery CS-Gratz Campus by the official sources.
- Enrollment
- 1,048
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 98.9%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 15.0
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 34%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 16%
- Share of tested students proficient or above (all students, all grades).
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Schools near Mastery CS-Gratz Campus
Closest schools by straight-line distance, with their Success Index (US).
Mastery Prep Elementary CS
Philadelphia · Charter elementary · Grades K–6
598 students · 77 m away
Mastery CS-Cleveland Elementary
Philadelphia · Charter elementary · Grades K–8
739 students · 426 m away
Steel Edward Sch
Philadelphia · Public elementary · Grades PK–8
379 students · 503 m away
Multicultural Academy CS
Philadelphia · Charter high · Grades 9–12
254 students · 569 m away
Kenderton El Sch
Philadelphia · Public elementary · Grades K–8
300 students · 1.0 km away
Wissahickon CS
Philadelphia · Charter elementary · Grades K–8
965 students · 1.3 km away
Bethune Mary McLeod Sch
Philadelphia · Public elementary · Grades PK–8
433 students · 1.4 km away
Cooke Jay MS
Philadelphia · Public elementary · Grades K–8
369 students · 1.5 km away
McClure Alexander K Sch
Philadelphia · Public elementary · Grades PK–5
437 students · 1.6 km away
Fitler Academics Plus
Philadelphia · Public elementary · Grades K–8
159 students · 1.6 km away
Similar schools
Charter high schools in Pennsylvania with a comparable Enrollment.
Freire CS
Philadelphia · Charter high · Grades 5–12
1,024 students
Mastery CS-Pickett Campus
Philadelphia · Charter high · Grades 6–12
929 students
Franklin Towne CHS
Philadelphia · Charter high · Grades 9–12
1,292 students
Boys' Latin of Philadelphia CS
Philadelphia · Charter high · Grades 6–12
747 students
Mastery CS - Shoemaker Campus
Philadelphia · Charter high · Grades 7–12
722 students
Lincoln Park Performing Arts CS
Midland · Charter high · Grades 7–12
674 students
Frequently asked questions
Is Mastery CS-Gratz Campus a good school?
Mastery CS-Gratz Campus has a Success Index (US) of 19.1 out of 100 (Lower 50% of high schools in United States) and ranks #571 of 618 in Pennsylvania. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Mastery CS-Gratz Campus rank in Pennsylvania?
Mastery CS-Gratz Campus ranks #571 of 618 high schools in Pennsylvania and #15412 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Mastery CS-Gratz Campus?
Mastery CS-Gratz Campus had 1,048 students in 2025.
Is Mastery CS-Gratz Campus a elementary school or a high school?
Mastery CS-Gratz Campus is classified as a high covering Grades 7–12. It is a charter school.
What other schools are near Mastery CS-Gratz Campus?
There are 10 schools within 15 km of Mastery CS-Gratz Campus; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.