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Cost & Financial Aid

Annual Tuition

  • Frassati2,405,000 (2026-27 rate)
  • Duchesne3,360,000 (2026-27 rate · Upper School)
  • St. Peter CTHS1,500,000 (2026-27 rate · most families pay far less after aid)

Need-Based Financial Aid

  • FrassatiYes (28% of students receive aid; FACTS Grant & Aid opens Oct 7, 2026, due Jan 31, 2027; aid decisions independent of admission)
  • DuchesneYes ($2M+ awarded annually to ~26% of students; Clarity portal)
  • St. Peter CTHSYes (95% of students aided (2025-26); approved TEFA provider (state accounts, from 2026-27))

Payment Plans

  • FrassatiAnnual (Jun, 2% discount) · Semi-annual (Jul 1 / Dec 1) · 10 monthly Jul-Apr (FACTS fees apply)
  • DuchesneFull (May 20) · 2-pay (May / Nov) · 12-month monthly
  • St. Peter CTHSMonthly (10 payments Jul-Apr) · By semester (Jul / Jan) · Annual (Jul)

Merit Scholarships

  • FrassatiNot published (Only need-based aid described)
  • 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. Peter CTHSNot Published

Aid Award Notification

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

Included in Tuition

  • FrassatiTechnology fee ($500) · Registration ($300) · Student activities ($400) · Textbooks ($650) (The $24,050 figure is tuition + these $1,850 general fees combined)
  • DuchesneNot Published
  • St. Peter CTHSNot Published

Sibling Discount

  • Frassati$3,000 off 2nd student; $9,425 off 3rd (tuition only)
  • DuchesneNot Published
  • St. Peter CTHSNot Published
Commute from home
Tuition
$24,050

2026-27 rate

$33,600

2026-27 rate · Upper School

$15,000

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

What's included
Included in tuition see list
  • Technology fee ($500)
  • Registration ($300)
  • Student activities ($400)
  • Textbooks ($650)

Charged separately:

  • Application fee: $75–$125
  • Enrollment deposit (new families): $700
  • Athletics & Fine Arts fee: $250 (per sport/season) — optional
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

No itemized fees published.

Sibling discount$3,000 off 2nd student; $9,425 off 3rd (tuition only)Not PublishedNot Published
Lower school on campusHS only
Yes

PK3–12

HS only
Open houseOct 28, 2026Nov 1, 2026Not posted
Required test
HSPT or ISEE

Offered on campus: Jan 9, 2027 · Jan 23, 2027

ISEE
None
Application deadlineNot postedNot postedNot posted
Decision dateNot postedNot postedNot posted
Financial aid
Need-based
Need-based + Merit
Need-based
AP coursesNot posted20Not posted
Enrollment36430026
Student:Teacher11:18.1:1Not Published
Mass
Weekly

Thursdays, 9:15 AM

Not Published
Monthly
Sports13 sports12 sportsNot posted
Links

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