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Cathedral Cristo Rey Duchesne Frassati Incarnate Word O'Connell St. Agnes St. Catherine's St. John XXIII St. Peter CTHS St. Pius X St. Thomas Strake Jesuit

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Academics College Counseling Athletics Faith & Service Student Life Arts Daily Life Student Support College Outcomes Cost & Financial Aid

Academics

Entrance Exam

St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
St. Pius XISEE (School code 571082; 9th-grade applicants. Transfers submit PSAT/SAT/ACT. School offers an ISEE prep course. Application opens Sept 1.)
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.)
DuchesneISEE (Administered externally; campus tour + family interview also required)

Dual Credit

St. ThomasYes (4 dual-credit courses via University of St. Thomas)
St. Pius XYes (Via college partnerships (institutions not named))
St. Catherine'sNot Published
DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)

Recommendations

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

World Languages

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

AP Courses

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

Learning Support

St. ThomasLearning Enrichment Center; college counseling with 4-year plan
St. Pius XPaul A. Gilliam '98 Learning for Success program — structured academic support ($2,500/yr)
St. Catherine'sNot Published
DuchesneNot Published

Notable Programs

St. ThomasNot Published
St. Pius X"Engineer Your World I & II," Computer Science; electives in Business, Law, Psychology, Media Arts
St. Catherine'sNot Published
DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement

Academic Model

St. ThomasNot Published
St. Pius XNot 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.)
DuchesneNot Published

Application Deadline

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

Honors & AP Courses

St. ThomasNot Published
St. Pius X25 (Honors/AP combined; 490 AP exams, 49 AP Scholars in 2025)
St. Catherine'sNot Published
DuchesneNot Published

Honors Courses

St. ThomasNot Published
St. Pius XNot Published
St. Catherine'sNot Published
Duchesne12 (Called "Advanced" courses)

Commute from home

	St. Thomas High School	St. Pius X High School	St. Catherine's Montessori	Duchesne Academy of the Sacred Heart
Tuition	$27,900 2026-27 rate	$22,850 2026-27 rate	$20,560 2026-27 rate · 9th grade; grades 10-12: $20,753	$33,600 2026-27 rate · Upper School
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 Registration fee (new students): $350 Graduation fee (seniors): $280 (seniors) Athletics fee: $150–$350 (per sport) — optional Learning for Success program: $2,500 (if enrolled in program) — optional Bus transportation: $1,550 — 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	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
Sibling discount	$2,000/yr per sibling after the first	Half tuition for a 3rd concurrently enrolled child	10% off for each younger sibling	Not Published
Lower school on campus	HS only	HS only	Yes 14 months–12th (Montessori)	Yes PK3–12
Open house	Dec 6, 2026	Not posted	Not posted	Nov 1, 2026
Required test	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	ISEE	None	ISEE
Application deadline	Jan 15, 2027	Not posted	Jan 15, 2027	Not posted
Decision date	Mar 5, 2027	Not posted	Mar 5, 2027	Not posted
Financial aid	Need-based + Merit	Need-based + Merit	Need-based	Need-based + Merit
AP courses	21	Not posted	Not posted	20
Enrollment	791	655	23	300
Student:Teacher	9:1	7:1	14.4:1	8.1:1
Mass	Monthly	Monthly	Monthly	Not Published
Sports	12 sports	14 sports	6 sports	12 sports
Links	Full profile Admissions	Full profile Admissions	Full profile Admissions	Full profile Admissions

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