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Cost & Financial Aid

Annual Tuition

  • St. Thomas2,790,000 (2026-27 rate)
  • O'Connell910,000 (2025-26 rate (newest published))
  • Duchesne3,360,000 (2026-27 rate · Upper School)
  • Cristo Rey800,000 (2026-27 · sliding scale by income — average family pays $783/yr)

Need-Based Financial Aid

  • St. ThomasYes (~1/3 of students aided; $2.7M+/yr; awards 10-95% of tuition; Blackbaud; deadline Jan 15, 2027; awards mid-March)
  • O'ConnellYes (Guardian Angel Scholarship (needs-based, volunteer component) via FACTS Grant & Aid; TEFA state accounts accepted)
  • DuchesneYes ($2M+ awarded annually to ~26% of students; Clarity portal)
  • Cristo ReyYes (The entire tuition model is need-based; also TEFA, ACE scholarships, school scholarships. 10 monthly payments Aug-May.)

Merit Scholarships

  • 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.)
  • O'ConnellYes (Merit awards for academic performance + extracurricular involvement; parish/community scholarships; multi-student assistance)
  • DuchesneYes ($15,000/yr renewable: Janet Erskine Stuart (Catholic middle-schoolers), Madeleine Sophie Barat (continuing Duchesne 8th), Rose Philippine Duchesne (incoming 9th, other schools))
  • Cristo ReyNot Published

Included in Tuition

  • St. ThomasLaptop & technology
  • O'ConnellNot Published
  • DuchesneNot Published
  • Cristo ReyAll classes and materials · Laptop (kept 4 years + college) (Not included: athletics fees, lunch, optional carpool service)

Sibling Discount

  • St. Thomas$2,000/yr per sibling after the first
  • O'ConnellMulti-student assistance available (amount not published)
  • DuchesneNot Published
  • Cristo ReyNot Published

Aid Award Notification

  • St. ThomasNot Published
  • O'ConnellNot Published
  • Duchesne2027-03-05 (Award acceptance Mar 24, 2027.)
  • Cristo ReyNot Published

Income Eligibility

  • St. ThomasNot Published
  • O'ConnellNot Published
  • DuchesneNot Published
  • Cristo ReyDemonstrated financial need is required for admission. 2027-28 household income caps: 2 people $64,920 · 3 $81,960 · 4 $99,000 · 5 $116,040 (scales to 10: $201,240). Limited hardship exceptions above caps.

Payment Plans

  • St. ThomasNot Published
  • O'ConnellNot Published
  • DuchesneFull (May 20) · 2-pay (May / Nov) · 12-month monthly
  • Cristo ReyNot Published
Commute from home
Tuition
$27,900

2026-27 rate

$9,100

2025-26 rate (newest published)

$33,600

2026-27 rate · Upper School

$8,000

2026-27 · sliding scale by income — average family pays $783/yr

What's included
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 see fees
  • Registration fee: $450
  • Technology fee: $200
  • Sports fee: $150–$250 (per sport ($450 all-season package)) — 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
Included in tuition see list
  • All classes and materials
  • Laptop (kept 4 years + college)
Sibling discount$2,000/yr per sibling after the firstMulti-student assistance available (amount not published)Not PublishedNot Published
Lower school on campusHS onlyHS only
Yes

PK3–12

HS only
Open houseDec 6, 2026Not postedNov 1, 2026Not posted
Required test
ISEE

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

In-house placement test
ISEE
None
Application deadlineJan 15, 2027Not postedNot postedNot posted
Decision dateMar 5, 2027Not postedNot postedNot posted
Financial aid
Need-based + Merit
Need-based + Merit
Need-based + Merit
Need-based
AP courses21Not posted2012
Enrollment79180300472
Student:Teacher9:14.5:18.1:111.8:1
Mass
Monthly
Monthly
Not Published
Monthly

Fridays, 10:00 AM

Daily Mass also offered

Sports12 sports13 sports12 sports10 sports
Links

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