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Academics

Entrance Exam

  • St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
  • 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.)
  • Strake JesuitISEE (School code 570964; 9th/10th applicants. 11th-12th transfers submit PSAT instead. ISEE fee $170 (paid to ERB).)

Recommendations

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

World Languages

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

Application Deadline

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

Learning Support

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

Academic Model

  • St. ThomasNot 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.)
  • Strake JesuitNot Published

AP Courses

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

AP Program

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

AP Scholar Awards

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

Dual Credit

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

STEM Recognition

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

Test Prep

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

2026-27 rate

$22,100

2026-27 rate

$20,560

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

$29,970

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 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
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
Sibling discount$2,000/yr per sibling after the first2nd student $17,680 ($4,420 off)10% off for each younger siblingNot Published
Lower school on campusHS onlyHS only
Yes

14 months–12th (Montessori)

HS only
Open houseDec 6, 2026Not postedNot postedDec 3, 2026
Required test
ISEE

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

ISEE
None
ISEE

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

Application deadlineJan 15, 2027Not postedJan 15, 2027Jan 15, 2027
Decision dateMar 5, 2027Not postedMar 5, 2027Mar 5, 2027
Financial aid
Need-based + Merit
Need-based + Merit
Need-based
Need-based
AP courses21Not postedNot postedNot posted
Enrollment791432231,390
Student:Teacher9:111.3:114.4:110:1
Mass
Monthly
Weekly

Daily Mass also offered

Monthly
Monthly

Daily Mass also offered

Sports12 sports13 sports6 sports17 sports
Links

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