Gratz Prep Middle - Mastery Schools

About Our School

Gratz Prep Middle serves students in 7th and 8th grade in North Philadelphia. After completing 8th grade, students at our school have the opportunity to advance to Simon Gratz High School, offering them a comprehensive K-12 experience within Mastery Schools. Explore the information below to discover how we ignite students’ enthusiasm for learning while supporting their holistic development in a safe and secure school environment.

293

Students

7-8

Grades

We offer a rigorous academic curriculum that includes subjects such as math, science, reading, music, art, and more. Our dedicated and highly qualified teachers and staff ensure that all students receive a well-rounded education in a fun and joyful environment. To learn more about Mastery’s academic approach and the range of student supports available, please visit our Academic Program page.

Every Mastery school has a dedicated school culture team that is responsible for ensuring a positive and safe school community. Our schools observe common rituals, such as morning circles, community meetings, and school events that celebrate the school community and the joy of learning. We also ensure that school rules and values are consistently supported and enforced. Our teachers adopt standard school-wide classroom behavior systems, ensuring that students are held to consistently high expectations. We intentionally create a community that strikes a balance between structure and student independence, allowing schools to feel both orderly and joyful. To learn more about school culture, visit our Student Life page

We offer enriching extracurricular and athletic programs to support student growth outside of the classroom. Offerings include: 

  • Anime Club
  • Boys and Girls Basketball
  • Co-ed Cross Country
  • Co-ed Outdoor Track + Field
  • Cheerleading
  • Co-ed Bowling
  • Co-ed Flag Football
  • Co-ed Volleyball
  • Cooking Club
  • Cosmetology
  • Gaming Club
  • Boys and Girls Soccer

Mastery’s student uniform consists of a Mastery logo collared shirt, solid-colored pants, Mastery logo sweaters/sweatshirts, closed-toe, flat-soled shoes, and head coverings for religious purposes. Hoodies and t-shirts, regardless of logo, are not permitted. 

For information on purchasing uniforms, please contact the main office at 215-227-4408.

Being prepared for school each day is vital to student success. To ensure your student is ready from day one, please review the list of required school supplies.

How to Apply

Now accepting applications for school year 2026-2027

Gratz Prep Middle serves students who reside in the Simon Gratz High School attendance zone. Preference is given to students who attend Clymer Elementary, Dr. Tanner G. Duckrey Public School, Edward T. Steel School, Grover Cleveland Elementary, Kenderton Elementary, Mary McLeod Bethune School, and to those with siblings already enrolled at Gratz Prep Middle. If space allows, a lottery is run each year to fill remaining seats. Interested families can apply online through the Apply Philly Charter website. To do this, simply sign in or create an account, complete your application, and be sure to rank Gratz Prep Middle as your top choice to increase your chances of being offered a seat. The deadline to submit applications is January 20, 2026.

Looking for a seat for the current school year (2025-2026)? You can still apply online today using Apply Philly Charter. Just click on the “Apply for Current Year” button to start your application once you’ve logged in.

Gratz Prep Middle in the news

Generous community members donate 300 turkeys to Mastery families

Generous community members donate 300 turkeys to Mastery families

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The Philly difference: Insights from a dedicated Mastery educator

The Philly difference: Insights from a dedicated Mastery educator

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Our Principal

Kate McNulty

Kate McNulty is the proud principal of Gratz Prep Middle. Before joining the school’s leadership team, Principal McNulty spent three years serving as the network’s senior director of school culture. With over a decade of experience in education, she has held various roles, including teacher, school leader, and network leader. Principal McNulty began her teaching career with the School District…
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Additional School Leadership

Erica Gooch, Assistant Principal of Instruction 

Phillip Smith, Assistant Principal of Specialized Services 

Nija Williams, Assistant Principal of Operations

Andrew Finney, Assistant Principal of School Culture

 

Who to Contact

Attendance Zone