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Academics

Entrance Exam

  • St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
  • Strake JesuitISEE (School code 570964; 9th/10th applicants. 11th-12th transfers submit PSAT instead. ISEE fee $170 (paid to ERB).)
  • St. John XXIIIISEE (School code 570048; 9th grade. 11th/12th transfers submit PSAT. Last cycle: opened Sept 1, deadline Jan 15, docs Jan 31, rolling after.)
  • St. Catherine'sNone (No admission test. Inquiry → adults-only tour → director meeting → application ($150) + records + lesson samples → student classroom visit. 9th graders enter the Adolescent Community (gr 7-9); High School entry is gr 10-12.)

Recommendations

  • St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
  • Strake Jesuit3 — English teacher, Math teacher, Principal/Counselor (electronic via mySJ, not before Nov 1)
  • St. John XXIIITeacher recommendations (school forms) + official transcripts; interviews for transfers only
  • St. Catherine'sNot Published

World Languages

  • St. ThomasFrench · Spanish · Mandarin · Latin
  • Strake JesuitNot Published
  • St. John XXIIISpanish (confirmed via Spanish NHS; full list not published)
  • St. Catherine'sSpanish · Latin/French/ASL/Portuguese via independent study & university partnerships

Application Deadline

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

Learning Support

  • St. ThomasLearning Enrichment Center; college counseling with 4-year plan
  • Strake JesuitAcademic Resource Center + Learning Resource Center (learning differences)
  • St. John XXIIINot Published
  • St. Catherine'sNot Published

Academic Model

  • St. ThomasNot Published
  • Strake JesuitNot Published
  • St. John XXIIINot Published
  • St. Catherine'sAMI-accredited Catholic Montessori adolescent program — four integrated areas (Theology, Integrated Humanities, Integrated Sciences, Mathematics); internships (Houston Methodist, law/design firms), university partnerships (St. Thomas, Texas A&M AgriLife), independent study; graduates build a "body of work" (No AP program; university partnerships and internships serve the advanced-work role.)

AP Courses

  • St. Thomas21 (40+ advanced/AP courses overall)
  • Strake JesuitNot Published
  • St. John XXIIINot Published
  • St. Catherine'sNot Published

AP Program

  • St. ThomasNot Published
  • Strake JesuitNot Published
  • St. John XXIIIAP and honors coursework offered (count not published; Course Selection Guide not public)
  • St. Catherine'sNot Published

AP Scholar Awards

  • St. ThomasNot Published
  • Strake Jesuit388
  • St. John XXIIINot Published
  • St. Catherine'sNot Published

Dual Credit

  • St. ThomasYes (4 dual-credit courses via University of St. Thomas)
  • Strake JesuitNot Published
  • St. John XXIIINot Published
  • St. Catherine'sNot Published

STEM Recognition

  • St. ThomasNot Published
  • Strake JesuitNewsweek: #27 of 5,000 STEM schools
  • St. John XXIIINot Published
  • St. Catherine'sNot Published

Test Prep

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

2026-27 rate

$29,970

2026-27 rate

$22,100

2026-27 rate

$20,560

2026-27 rate · 9th grade; grades 10-12: $20,753

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 Enrollment Fee: $500
  • Financial aid application (Clarity): $60 — optional
Fees listed separately see fees
  • Application fee: $150
  • Tuition deposit: $750
  • New Student Fee: $850
  • Facility fee: $800
  • Program fee: $2,500–$2,750
Sibling discount$2,000/yr per sibling after the firstNot Published2nd student $17,680 ($4,420 off)10% off for each younger sibling
Lower school on campusHS onlyHS onlyHS only
Yes

14 months–12th (Montessori)

Open houseDec 6, 2026Dec 3, 2026Not postedNot posted
Required test
ISEE

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

ISEE

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

ISEE
None
Application deadlineJan 15, 2027Jan 15, 2027Not postedJan 15, 2027
Decision dateMar 5, 2027Mar 5, 2027Not postedMar 5, 2027
Financial aid
Need-based + Merit
Need-based
Need-based + Merit
Need-based
AP courses21Not postedNot postedNot posted
Enrollment7911,39043223
Student:Teacher9:110:111.3:114.4:1
Mass
Monthly
Monthly

Daily Mass also offered

Weekly

Daily Mass also offered

Monthly
Sports12 sports17 sports13 sports6 sports
Links

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