Saint Mark's High School

Saint Mark's High School is a college preparatory Catholic high school in Wilmington, DE that serves students in grades 9-12, including those with mild learning differences, language-based disabilities, ADHD, dyslexia, and Asperger syndrome. The school offers dedicated Learning Difference Programs and ADD/ADHD Support to help students with these needs succeed in a mainstream academic environment. With an average class size of 20 students and 65% of faculty holding advanced degrees, Saint Mark's provides personalized attention while maintaining rigorous academic standards.

The school supports students with special needs through structured coursework and a range of advanced placement and honors options, including AP courses in STEM, humanities, and arts. Beyond academics, Saint Mark's offers extensive extracurricular activities—including sports, performing arts, clubs, and leadership opportunities—designed to engage all learners and foster confidence and social connection. Students benefit from a Catholic faith-centered community that emphasizes values, integrity, and service.

Tuition is $17,760 per year with flexible payment plans and financial aid available to 65% of students. Rolling admissions make the application process accessible, and families interested in learning more about the Learning Difference Programs and support services are encouraged to contact the admissions office at (302) 757-8721.