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Cost & Financial Aid

Annual Tuition

  • St. Peter CTHS1,500,000 (2026-27 rate · most families pay far less after aid)
  • St. John XXIII2,210,000 (2026-27 rate)
  • St. Catherine's2,056,000 (2026-27 rate · 9th grade; grades 10-12: $20,753)

Need-Based Financial Aid

  • St. Peter CTHSYes (95% of students aided (2025-26); approved TEFA provider (state accounts, from 2026-27))
  • St. John XXIIIYes (Clarity ($60 fee); aid families also apply for TEFA (doesn't reduce SJ23 aid) and complete 10-40 volunteer hours)
  • St. Catherine'sYes (FACTS (Archdiocese form auto-applies to SCM's own program); opens Dec, due Mar. TEFA participant, but may reduce school aid when TEFA funds received.)

Merit Scholarships

  • St. Peter CTHSNot Published
  • St. John XXIIIYes (SJ23 Merit Scholarship for students demonstrating excellence)
  • St. Catherine'sNot published

Payment Plans

  • St. Peter CTHSMonthly (10 payments Jul-Apr) · By semester (Jul / Jan) · Annual (Jul)
  • St. John XXIII1 payment (no fee) · 2 payments (+$100) · 10 payments May-Feb (+$200)
  • St. Catherine'sNot Published

Sibling Discount

  • St. Peter CTHSNot Published
  • St. John XXIII2nd student $17,680 ($4,420 off)
  • St. Catherine's10% off for each younger sibling
Commute from home
Tuition
$15,000

2026-27 rate · most families pay far less after aid

$22,100

2026-27 rate

$20,560

2026-27 rate · 9th grade; grades 10-12: $20,753

What's included
Fees listed separately

No itemized fees published.

Fees listed separately see fees
  • New Student Enrollment Fee: $500
  • Financial aid application (Clarity): $60 — optional
Fees listed separately see fees
  • Application fee: $150
  • Tuition deposit: $750
  • New Student Fee: $850
  • Facility fee: $800
  • Program fee: $2,500–$2,750
Sibling discountNot Published2nd student $17,680 ($4,420 off)10% off for each younger sibling
Lower school on campusHS onlyHS only
Yes

14 months–12th (Montessori)

Open houseNot postedNot postedNot posted
Required test
None
ISEE
None
Application deadlineNot postedNot postedJan 15, 2027
Decision dateNot postedNot postedMar 5, 2027
Financial aid
Need-based
Need-based + Merit
Need-based
AP coursesNot postedNot postedNot posted
Enrollment2643223
Student:TeacherNot Published11.3:114.4:1
Mass
Monthly
Weekly

Daily Mass also offered

Monthly
SportsNot posted13 sports6 sports
Links

“Not posted” means the school hasn’t published it yet for this admissions cycle — check each school’s full profile for sources.