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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.)
Incarnate WordISEE (School code 570451; up to two scores. Application opens Aug 17, 2026.)
DuchesneISEE (Administered externally; campus tour + family interview also required)
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.)

AP Courses

St. Thomas21 (40+ advanced/AP courses overall)
Incarnate Word18 (Academics page says 18, FAQ says 19; AP Honor Roll Platinum; >75% of AP testers score 3-5)
Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)
St. Catherine'sNot Published

Dual Credit

St. ThomasYes (4 dual-credit courses via University of St. Thomas)
Incarnate WordYes (4 courses with Lone Star College)
DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
St. Catherine'sNot Published

Recommendations

St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
Incarnate WordMath + English teachers (HAIS forms); transcripts 6th, 7th, 1st-sem 8th
DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
St. Catherine'sNot Published

World Languages

St. ThomasFrench · Spanish · Mandarin · Latin
Incarnate WordNot Published
DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III
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)
Incarnate Word2026-12-14 (Earliest deadline of the Houston Catholic schools; supplemental materials Jan 29, 2027)
DuchesneNot Published
St. Catherine'sNot Published

Notable Programs

St. ThomasNot Published
Incarnate WordYoung Leaders Program; 5 endorsements; STEM emphasis
DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
St. Catherine'sNot Published

Academic Model

St. ThomasNot Published
Incarnate WordNot Published
DuchesneNot 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.)

Honors Courses

St. ThomasNot Published
Incarnate WordNot Published
Duchesne12 (Called "Advanced" courses)
St. Catherine'sNot Published

Learning Support

St. ThomasLearning Enrichment Center; college counseling with 4-year plan
Incarnate WordNot Published
DuchesneNot Published
St. Catherine'sNot Published

Commute from home

	St. Thomas High School	Incarnate Word Academy	Duchesne Academy of the Sacred Heart	St. Catherine's Montessori
Tuition	$27,900 2026-27 rate	$22,800 2026-27 rate	$33,600 2026-27 rate · Upper School	$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	Fees listed separately see fees Application fee: $75 Registration fee: $350 Tuition deposit: $500 Freshman fee (orientation camp): $350 (freshmen) Senior fee (graduation + retreat): $300 (seniors) Books: —	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 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 first	Not Published	Not Published	10% off for each younger sibling
Lower school on campus	HS only	HS only	Yes PK3–12	Yes 14 months–12th (Montessori)
Open house	Dec 6, 2026	Nov 8, 2026	Nov 1, 2026	Not posted
Required test	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	ISEE Offered on campus: Jan 9, 2027	ISEE	None
Application deadline	Jan 15, 2027	Dec 14, 2026	Not posted	Jan 15, 2027
Decision date	Mar 5, 2027	Mar 5, 2027	Not posted	Mar 5, 2027
Financial aid	Need-based + Merit	Need-based + Merit	Need-based + Merit	Need-based
AP courses	21	18	20	Not posted
Enrollment	791	248	300	23
Student:Teacher	9:1	8.3:1	8.1:1	14.4:1
Mass	Monthly	Monthly	Not Published	Monthly
Sports	12 sports	10 sports	12 sports	6 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.