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Cost & Financial Aid

Annual Tuition

  • St. Thomas2,790,000 (2026-27 rate)
  • Strake Jesuit2,997,000 (2026-27 rate)
  • Duchesne3,360,000 (2026-27 rate · Upper School)
  • St. John XXIII2,210,000 (2026-27 rate)

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.)
  • Strake JesuitNot published (Only need-based aid described; merit not mentioned either way)
  • 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)

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)
  • Strake JesuitYes (~25% of students; $6.4M budget; awards $4,000–full; average $17,096; no income cap to apply; deadline Jan 15)
  • 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)

Included in Tuition

  • St. ThomasLaptop & technology
  • Strake JesuitTextbooks (physical + digital) · iPad + keyboard case with insurance · AP exam fees · SAT/ACT prep · Course fees (ceramics, science labs) · Academic support · Most extracurricular/athletic expenses · Lab goggles + PE uniforms · Parking (All-in tuition model — few separate fees, unlike most peer schools)
  • DuchesneNot Published
  • St. John XXIIINot Published

Payment Plans

  • St. ThomasNot Published
  • Strake JesuitNot Published
  • DuchesneFull (May 20) · 2-pay (May / Nov) · 12-month monthly
  • St. John XXIII1 payment (no fee) · 2 payments (+$100) · 10 payments May-Feb (+$200)

Sibling Discount

  • St. Thomas$2,000/yr per sibling after the first
  • Strake JesuitNot Published
  • DuchesneNot Published
  • St. John XXIII2nd student $17,680 ($4,420 off)

Aid Award Notification

  • St. ThomasNot Published
  • Strake JesuitNot Published
  • Duchesne2027-03-05 (Award acceptance Mar 24, 2027.)
  • St. John XXIIINot Published
Commute from home
Tuition
$27,900

2026-27 rate

$29,970

2026-27 rate

$33,600

2026-27 rate · Upper School

$22,100

2026-27 rate

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
Included in tuition see list
  • Textbooks (physical + digital)
  • iPad + keyboard case with insurance
  • AP exam fees
  • SAT/ACT prep
  • Course fees (ceramics, science labs)
  • Academic support
  • Most extracurricular/athletic expenses
  • Lab goggles + PE uniforms
  • Parking

Charged separately:

  • ISEE exam (paid to ERB): $170 (applicants) — 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 see fees
  • New Student Enrollment Fee: $500
  • Financial aid application (Clarity): $60 — optional
Sibling discount$2,000/yr per sibling after the firstNot PublishedNot Published2nd student $17,680 ($4,420 off)
Lower school on campusHS onlyHS only
Yes

PK3–12

HS only
Open houseDec 6, 2026Dec 3, 2026Nov 1, 2026Not posted
Required test
ISEE

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

ISEE

Offered on campus: Oct 31, 2026 · Jan 9, 2027

ISEE
ISEE
Application deadlineJan 15, 2027Jan 15, 2027Not postedNot posted
Decision dateMar 5, 2027Mar 5, 2027Not postedNot posted
Financial aid
Need-based + Merit
Need-based
Need-based + Merit
Need-based + Merit
AP courses21Not posted20Not posted
Enrollment7911,390300432
Student:Teacher9:110:18.1:111.3:1
Mass
Monthly
Monthly

Daily Mass also offered

Not Published
Weekly

Daily Mass also offered

Sports12 sports17 sports12 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.