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About

william penn high school

William Penn High School, located in New Castle, Delaware, is a proud member of the Colonial School District and serves students in grades 9–12. As the largest high school in Delaware, William Penn is a dynamic and diverse learning community committed to preparing every student for success in college, career, and life.

Our Mission
At William Penn, we believe in creating opportunities where access meets opportunity—empowering students to discover their passions, develop their talents, and build meaningful futures. Grounded in the Power of WE, our school fosters a culture of collaboration, belonging, and high expectations for all.

A Tradition of Excellence
Founded in 1921, William Penn High School has a long-standing tradition of serving the New Castle community and surrounding areas. Over the decades, the school has grown into a comprehensive high school that reflects the strength, diversity, and resilience of the community it serves.

Academics & Real-World Learning
William Penn offers a wide range of academic pathways designed to meet the needs and interests of every learner. Students have access to:

  • Advanced Placement (AP) and honors courses
  • Dual enrollment and college-level experiences
  • Career and Technical Education pathways
  • Work-based learning and internships

What sets William Penn apart is its commitment to real-world learning. Through programs like Penn Services, Penn Tech Design, and the Innovation Center, students gain hands-on experience in business, engineering, and entrepreneurship.

Additionally, the school’s unique partnership with Penn Farm allows students to engage in agricultural education, sustainability, and community-based food systems—connecting classroom learning to authentic experiences.

A Vibrant School Community
With over 2,000 students, William Penn is a diverse and inclusive community where every student can find their place. From athletics and performing arts to clubs and leadership opportunities, students are encouraged to get involved, build relationships, and develop lifelong skills.

Preparing Students for the Future
At William Penn High School, we are committed to ensuring that all students graduate ready to thrive in an ever-changing world. By combining rigorous academics, real-world experiences, and a strong sense of community, we empower our students to lead with confidence and make a positive impact.

William Penn High School
713 E. Basin Road
New Castle, Delaware 19720
(302) 323-2800