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Cost & Financial Aid

Annual Tuition

  • St. Peter CTHS1,500,000 (2026-27 rate · most families pay far less after aid)
  • Duchesne3,360,000 (2026-27 rate · Upper School)
  • St. John XXIII2,210,000 (2026-27 rate)

Need-Based Financial Aid

  • St. Peter CTHSYes (95% of students aided (2025-26); approved TEFA provider (state accounts, from 2026-27))
  • DuchesneYes ($2M+ awarded annually to ~26% of students; Clarity portal)
  • St. John XXIIIYes (Clarity ($60 fee); aid families also apply for TEFA (doesn't reduce SJ23 aid) and complete 10-40 volunteer hours)

Payment Plans

  • St. Peter CTHSMonthly (10 payments Jul-Apr) · By semester (Jul / Jan) · Annual (Jul)
  • DuchesneFull (May 20) · 2-pay (May / Nov) · 12-month monthly
  • St. John XXIII1 payment (no fee) · 2 payments (+$100) · 10 payments May-Feb (+$200)

Merit Scholarships

  • St. Peter CTHSNot Published
  • DuchesneYes ($15,000/yr renewable: Janet Erskine Stuart (Catholic middle-schoolers), Madeleine Sophie Barat (continuing Duchesne 8th), Rose Philippine Duchesne (incoming 9th, other schools))
  • St. John XXIIIYes (SJ23 Merit Scholarship for students demonstrating excellence)

Aid Award Notification

  • St. Peter CTHSNot Published
  • Duchesne2027-03-05 (Award acceptance Mar 24, 2027.)
  • St. John XXIIINot Published

Sibling Discount

  • St. Peter CTHSNot Published
  • DuchesneNot Published
  • St. John XXIII2nd student $17,680 ($4,420 off)
Commute from home
Tuition
$15,000

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

$33,600

2026-27 rate · Upper School

$22,100

2026-27 rate

What's included
Fees listed separately

No itemized fees published.

Fees listed separately see fees
  • New Student Fee: $1,500
  • Enrollment deposit: $1,000
  • Technology fee (Grade 9): $2,600
  • Textbooks: $350 (approximate, Upper School)
  • Grade 10 College Tour: $500 (grade 10)
  • Graduation fee: $600 (seniors)
  • Class trips: $175–$2,800 — optional
  • AP exams: $100–$200 (per exam) — optional
  • Athletics fee: $150–$300 (per sport) — optional
Fees listed separately see fees
  • New Student Enrollment Fee: $500
  • Financial aid application (Clarity): $60 — optional
Sibling discountNot PublishedNot Published2nd student $17,680 ($4,420 off)
Lower school on campusHS only
Yes

PK3–12

HS only
Open houseNot postedNov 1, 2026Not posted
Required test
None
ISEE
ISEE
Application deadlineNot postedNot postedNot posted
Decision dateNot postedNot postedNot posted
Financial aid
Need-based
Need-based + Merit
Need-based + Merit
AP coursesNot posted20Not posted
Enrollment26300432
Student:TeacherNot Published8.1:111.3:1
Mass
Monthly
Not Published
Weekly

Daily Mass also offered

SportsNot posted12 sports13 sports
Links

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