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Cost & Financial Aid

Annual Tuition

  • Duchesne3,360,000 (2026-27 rate · Upper School)
  • Frassati2,405,000 (2026-27 rate)
  • St. Thomas2,790,000 (2026-27 rate)
  • Cathedral2,285,000 (2026-27 rate)

Merit Scholarships

  • DuchesneYes ($15,000/yr renewable: Janet Erskine Stuart (Catholic middle-schoolers), Madeleine Sophie Barat (continuing Duchesne 8th), Rose Philippine Duchesne (incoming 9th, other schools))
  • FrassatiNot published (Only need-based aid described)
  • St. ThomasYes (Academic Scholarship Program (ISEE-based), Gabel Scholarship (80% tuition, ~2/yr), Basilian Fathers', Principal's/Aquinas scholarships (GPA-renewable). Sibling discount $2,000/yr after first.)
  • CathedralYes (Sts. Peter & Paul (merit), Newman (need + formation), essay-based pillar scholarships. Deadline Jan 23, 2027; FACTS application required for any award.)

Need-Based Financial Aid

  • DuchesneYes ($2M+ awarded annually to ~26% of students; Clarity portal)
  • FrassatiYes (28% of students receive aid; FACTS Grant & Aid opens Oct 7, 2026, due Jan 31, 2027; aid decisions independent of admission)
  • St. ThomasYes (~1/3 of students aided; $2.7M+/yr; awards 10-95% of tuition; Blackbaud; deadline Jan 15, 2027; awards mid-March)
  • CathedralYes (Administered through FACTS Grant & Aid. The school reports an endowment restricted to tuition assistance, and states that it works with accepted families on affordability.)

Included in Tuition

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

Payment Plans

  • DuchesneFull (May 20) · 2-pay (May / Nov) · 12-month monthly
  • FrassatiAnnual (Jun, 2% discount) · Semi-annual (Jul 1 / Dec 1) · 10 monthly Jul-Apr (FACTS fees apply)
  • St. ThomasNot Published
  • CathedralNot Published

Sibling Discount

  • DuchesneNot Published
  • Frassati$3,000 off 2nd student; $9,425 off 3rd (tuition only)
  • St. Thomas$2,000/yr per sibling after the first
  • CathedralNot Published

Aid Award Notification

  • Duchesne2027-03-05 (Award acceptance Mar 24, 2027.)
  • FrassatiNot Published
  • St. ThomasNot Published
  • CathedralNot Published
Commute from home
Tuition
$33,600

2026-27 rate · Upper School

$24,050

2026-27 rate

$27,900

2026-27 rate

$22,850

2026-27 rate

What's included
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
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
Included in tuition see list
  • Laptop & technology

Charged separately:

  • Application fee: $75
  • Registration fee: $700
  • Camp Aquinas (freshman retreat): $650 (freshmen)
  • Class retreat: $325 (returning/transfer students)
  • Books: $550
  • Athletics fee: $250 (per sport) — optional
  • AP exam: $99 (per course) — optional
Fees listed separately

No itemized fees published.

Sibling discountNot Published$3,000 off 2nd student; $9,425 off 3rd (tuition only)$2,000/yr per sibling after the firstNot Published
Lower school on campus
Yes

PK3–12

HS onlyHS onlyHS only
Open houseNov 1, 2026Oct 28, 2026Dec 6, 2026Nov 7, 2026
Required test
ISEE
HSPT or ISEE

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

ISEE

Offered on campus: Nov 14, 2026 · Jan 9, 2027

ISEE (or CLT for classical-school students)
Application deadlineNot postedNot postedJan 15, 2027Jan 15, 2027
Decision dateNot postedNot postedMar 5, 2027Not posted
Financial aid
Need-based + Merit
Need-based
Need-based + Merit
Need-based + Merit
AP courses20Not posted21Not posted
Enrollment300364791Not Published
Student:Teacher8.1:111:19:1Not Published
MassNot Published
Weekly

Thursdays, 9:15 AM

Monthly
Daily
Sports12 sports13 sports12 sports11 sports
Links

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