St. Thomas High School’s tuition for the 2025-2026 academic year is $26,850. Scholarships and financial aid are available to help families afford a St. Thomas education.

  • Tuition: $26,850
  • Registration Fee at Enrollment: $700
  • Camp Aquinas Fee (freshmen only): $600
  • Class Retreat Fee (returning & transfer students): $325
  • Books: $300-$450
  • Athletics Fee: $250
  • Laptop & Technology: Free
  • Advanced Placement Testing Fee: $99 per course
  • Fine Arts/Clubs/Organizations: Fees vary