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Academics

Entrance Exam

  • St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
  • DuchesneISEE (Administered externally; campus tour + family interview also required)
  • Strake JesuitISEE (School code 570964; 9th/10th applicants. 11th-12th transfers submit PSAT instead. ISEE fee $170 (paid to ERB).)
  • CathedralISEE (or CLT for classical-school students) (Scores due Jan 30, 2027. Application opens first week of Sept 2026, due Jan 15, 2027. A family interview is required (parents + student); a shadow day can be requested at the interview.)

Recommendations

  • St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
  • DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
  • Strake Jesuit3 — English teacher, Math teacher, Principal/Counselor (electronic via mySJ, not before Nov 1)
  • CathedralMath, English + Administrator (HAIS forms); transcripts 3 prior years; student essay

Dual Credit

  • St. ThomasYes (4 dual-credit courses via University of St. Thomas)
  • DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
  • Strake JesuitNot Published
  • CathedralYes (University of St. Thomas partnership (est. June 2023))

Learning Support

  • St. ThomasLearning Enrichment Center; college counseling with 4-year plan
  • DuchesneNot Published
  • Strake JesuitAcademic Resource Center + Learning Resource Center (learning differences)
  • CathedralLearning Enrichment Center — an individual learning plan for every student; tutoring, accommodations and testing support

World Languages

  • St. ThomasFrench · Spanish · Mandarin · Latin
  • DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III
  • Strake JesuitNot Published
  • CathedralLatin I-IV · Greek I-II · Modern language elective (Years 3-4)

AP Courses

  • St. Thomas21 (40+ advanced/AP courses overall)
  • Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)
  • Strake JesuitNot Published
  • CathedralNot Published

Application Deadline

  • St. Thomas2027-01-15 (Opens Aug 3, 2026; supporting docs due Jan 31; rolling after)
  • DuchesneNot Published
  • Strake Jesuit2027-01-15 (Supplemental documents due Jan 31; rolling after that if space)
  • CathedralNot Published

Academic Model

  • St. ThomasNot Published
  • DuchesneNot Published
  • Strake JesuitNot Published
  • CathedralClassical liberal arts — Trivium (Grammar/Logic/Rhetoric), Shakespeare every year, Junior Thesis, Senior Seminar + Senior Rome Trip. Four Pillars: Sacred Worship, Wisdom, Music, Art. (No AP courses are advertised; dual credit serves the advanced-coursework role.)

AP Scholar Awards

  • St. ThomasNot Published
  • DuchesneNot Published
  • Strake Jesuit388
  • CathedralNot Published

Family Interview

  • St. ThomasNot Published
  • DuchesneNot Published
  • Strake JesuitNot Published
  • CathedralYes (Family interview at the school — parents and student)

Honors Courses

  • St. ThomasNot Published
  • Duchesne12 (Called "Advanced" courses)
  • Strake JesuitNot Published
  • CathedralNot Published

Notable Programs

  • St. ThomasNot Published
  • DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
  • Strake JesuitNot Published
  • CathedralNot Published

STEM Recognition

  • St. ThomasNot Published
  • DuchesneNot Published
  • Strake JesuitNewsweek: #27 of 5,000 STEM schools
  • CathedralNot Published

Test Prep

  • St. ThomasNot Published
  • DuchesneNot Published
  • Strake JesuitFree Ray Dass PSAT/SAT/ACT prep; national SAT/ACT test center on campus
  • CathedralNot Published
Commute from home
Tuition
$27,900

2026-27 rate

$33,600

2026-27 rate · Upper School

$29,970

2026-27 rate

$22,850

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
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
  • 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

No itemized fees published.

Sibling discount$2,000/yr per sibling after the firstNot PublishedNot PublishedNot Published
Lower school on campusHS only
Yes

PK3–12

HS onlyHS only
Open houseDec 6, 2026Nov 1, 2026Dec 3, 2026Nov 7, 2026
Required test
ISEE

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

ISEE
ISEE

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

ISEE (or CLT for classical-school students)
Application deadlineJan 15, 2027Not postedJan 15, 2027Jan 15, 2027
Decision dateMar 5, 2027Not postedMar 5, 2027Not posted
Financial aid
Need-based + Merit
Need-based + Merit
Need-based
Need-based + Merit
AP courses2120Not postedNot posted
Enrollment7913001,390Not Published
Student:Teacher9:18.1:110:1Not Published
Mass
Monthly
Not Published
Monthly

Daily Mass also offered

Daily
Sports12 sports12 sports17 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.