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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. Catherine's2,056,000 (2026-27 rate · 9th grade; grades 10-12: $20,753)
  • St. Pius X2,285,000 (2026-27 rate)

Need-Based Financial Aid

  • St. Peter CTHSYes (95% of students aided (2025-26); approved TEFA provider (state accounts, from 2026-27))
  • 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.)
  • St. Pius XYes (~30% receive need-based aid, >40% some aid/scholarship; average award >$7,500. Clarity platform; opens Nov 1 for new families.)

Merit Scholarships

  • St. Peter CTHSNot Published
  • St. Catherine'sNot published
  • St. Pius XYes (Merit and need-based scholarships via the admissions application; half-tuition for a third concurrently enrolled sibling)

Payment Plans

  • St. Peter CTHSMonthly (10 payments Jul-Apr) · By semester (Jul / Jan) · Annual (Jul)
  • St. Catherine'sNot Published
  • St. Pius X1 payment (Jul 1) · 2 payments $11,425 (Jul 1 / Dec 1, +2.5% fee) · 10 monthly $2,285 Jul-Apr (+3% fee)

Sibling Discount

  • St. Peter CTHSNot Published
  • St. Catherine's10% off for each younger sibling
  • St. Pius XHalf tuition for a 3rd concurrently enrolled child
Commute from home
Tuition
$15,000

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

$20,560

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

$22,850

2026-27 rate

What's included
Fees listed separately

No itemized fees published.

Fees listed separately see fees
  • Application fee: $150
  • Tuition deposit: $750
  • New Student Fee: $850
  • Facility fee: $800
  • Program fee: $2,500–$2,750
Fees listed separately see fees
  • Registration fee (new students): $350
  • Graduation fee (seniors): $280 (seniors)
  • Athletics fee: $150–$350 (per sport) — optional
  • Learning for Success program: $2,500 (if enrolled in program) — optional
  • Bus transportation: $1,550 — optional
Sibling discountNot Published10% off for each younger siblingHalf tuition for a 3rd concurrently enrolled child
Lower school on campusHS only
Yes

14 months–12th (Montessori)

HS only
Open houseNot postedNot postedNot posted
Required test
None
None
ISEE
Application deadlineNot postedJan 15, 2027Not posted
Decision dateNot postedMar 5, 2027Not posted
Financial aid
Need-based
Need-based
Need-based + Merit
AP coursesNot postedNot postedNot posted
Enrollment2623655
Student:TeacherNot Published14.4:17:1
Mass
Monthly
Monthly
Monthly
SportsNot posted6 sports14 sports
Links

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