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Academics

Entrance Exam

  • DuchesneISEE (Administered externally; campus tour + family interview also required)
  • St. Peter CTHSNone (No ISEE/HSPT. Inquiry → tour → FACTS application; English + Math recommendations + transcript. Last cycle: due Jan 15, decisions Mar 6, reply Mar 25.)
  • 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.)
  • St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)

Dual Credit

  • DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
  • St. Peter CTHSYes (Houston Community College partnership — pathway courses at St. Peter and two HCC campuses; school provides transport during the school day)
  • St. Catherine'sNot Published
  • St. ThomasYes (4 dual-credit courses via University of St. Thomas)

World Languages

  • DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III
  • St. Peter CTHSNot Published
  • St. Catherine'sSpanish · Latin/French/ASL/Portuguese via independent study & university partnerships
  • St. ThomasFrench · Spanish · Mandarin · Latin

AP Courses

  • Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)
  • St. Peter CTHSNot Published
  • St. Catherine'sNot Published
  • St. Thomas21 (40+ advanced/AP courses overall)

Recommendations

  • DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
  • St. Peter CTHSNot Published
  • St. Catherine'sNot Published
  • St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8

Academic Model

  • DuchesneNot Published
  • St. Peter CTHSNot 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.)
  • St. ThomasNot Published

Application Deadline

  • DuchesneNot Published
  • St. Peter CTHSNot Published
  • St. Catherine'sNot Published
  • St. Thomas2027-01-15 (Opens Aug 3, 2026; supporting docs due Jan 31; rolling after)

Career & Technical Pathways

  • DuchesneNot Published
  • St. Peter CTHSBusiness · Construction · Education · Information Technology · Health Sciences (The school describes itself as the first Catholic career and technical high school in Texas, and the second in the United States. Graduates earn a diploma plus a Level 1 industry certification, with a possible HCC associate degree and job placement with partner businesses.)
  • St. Catherine'sNot Published
  • St. ThomasNot Published

Honors Courses

  • Duchesne12 (Called "Advanced" courses)
  • St. Peter CTHSNot Published
  • St. Catherine'sNot Published
  • St. ThomasNot Published

Learning Support

  • DuchesneNot Published
  • St. Peter CTHSNot Published
  • St. Catherine'sNot Published
  • St. ThomasLearning Enrichment Center; college counseling with 4-year plan

Notable Programs

  • DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
  • St. Peter CTHSNot Published
  • St. Catherine'sNot Published
  • St. ThomasNot Published
Commute from home
Tuition
$33,600

2026-27 rate · Upper School

$15,000

2026-27 rate · most families pay far less after aid

$20,560

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

$27,900

2026-27 rate

What's included
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

No itemized fees published.

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
  • 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
Sibling discountNot PublishedNot Published10% off for each younger sibling$2,000/yr per sibling after the first
Lower school on campus
Yes

PK3–12

HS only
Yes

14 months–12th (Montessori)

HS only
Open houseNov 1, 2026Not postedNot postedDec 6, 2026
Required test
ISEE
None
None
ISEE

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

Application deadlineNot postedNot postedJan 15, 2027Jan 15, 2027
Decision dateNot postedNot postedMar 5, 2027Mar 5, 2027
Financial aid
Need-based + Merit
Need-based
Need-based
Need-based + Merit
AP courses20Not postedNot posted21
Enrollment3002623791
Student:Teacher8.1:1Not Published14.4:19:1
MassNot Published
Monthly
Monthly
Monthly
Sports12 sportsNot posted6 sports12 sports
Links

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