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Cost & Financial Aid

Annual Tuition

  • St. Pius X2,285,000 (2026-27 rate)
  • St. Thomas2,790,000 (2026-27 rate)
  • O'Connell910,000 (2025-26 rate (newest published))
  • Duchesne3,360,000 (2026-27 rate · Upper School)

Merit Scholarships

  • St. Pius XYes (Merit and need-based scholarships via the admissions application; half-tuition for a third concurrently enrolled sibling)
  • 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))

Need-Based Financial Aid

  • St. Pius XYes (~30% receive need-based aid, >40% some aid/scholarship; average award >$7,500. Clarity platform; opens Nov 1 for new families.)
  • 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)

Sibling Discount

  • St. Pius XHalf tuition for a 3rd concurrently enrolled child
  • St. Thomas$2,000/yr per sibling after the first
  • O'ConnellMulti-student assistance available (amount not published)
  • DuchesneNot Published

Payment Plans

  • 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)
  • St. ThomasNot Published
  • O'ConnellNot Published
  • DuchesneFull (May 20) · 2-pay (May / Nov) · 12-month monthly

Aid Award Notification

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

Included in Tuition

  • St. Pius XNot Published
  • St. ThomasLaptop & technology
  • O'ConnellNot Published
  • DuchesneNot Published
Commute from home
Tuition
$22,850

2026-27 rate

$27,900

2026-27 rate

$9,100

2025-26 rate (newest published)

$33,600

2026-27 rate · Upper School

What's included
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
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
Sibling discountHalf tuition for a 3rd concurrently enrolled child$2,000/yr per sibling after the firstMulti-student assistance available (amount not published)Not Published
Lower school on campusHS onlyHS onlyHS only
Yes

PK3–12

Open houseNot postedDec 6, 2026Not postedNov 1, 2026
Required test
ISEE
ISEE

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

In-house placement test
ISEE
Application deadlineNot postedJan 15, 2027Not postedNot posted
Decision dateNot postedMar 5, 2027Not postedNot posted
Financial aid
Need-based + Merit
Need-based + Merit
Need-based + Merit
Need-based + Merit
AP coursesNot posted21Not posted20
Enrollment65579180300
Student:Teacher7:19:14.5:18.1:1
Mass
Monthly
Monthly
Monthly
Not Published
Sports14 sports12 sports13 sports12 sports
Links

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