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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. AgnesISEE (School code 443420; up to 2 scores; first attempt before Dec 1 (ERB rule))
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)
St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)

AP Courses

St. Agnes25
St. Catherine'sNot Published
Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)
St. Thomas21 (40+ advanced/AP courses overall)

Recommendations

St. AgnesEnglish + Math teachers (due Jan 14, 2027)
St. Catherine'sNot Published
DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8

World Languages

St. AgnesNot 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
St. ThomasFrench · Spanish · Mandarin · Latin

Dual Credit

St. AgnesNot Published
St. Catherine'sNot Published
DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
St. ThomasYes (4 dual-credit courses via University of St. Thomas)

Honors Courses

St. Agnes12
St. Catherine'sNot Published
Duchesne12 (Called "Advanced" courses)
St. ThomasNot Published

Academic Model

St. AgnesNot 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
St. ThomasNot Published

AP Exams Scored 3+

St. Agnes97 (% of AP exams scored 3+)
St. Catherine'sNot Published
DuchesneNot Published
St. ThomasNot Published

Application Deadline

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

Language Credits Required

St. Agnes2
St. Catherine'sNot Published
DuchesneNot Published
St. ThomasNot Published

Learning Support

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

Notable Programs

St. AgnesNot Published
St. Catherine'sNot Published
DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
St. ThomasNot Published

Robotics

St. AgnesSpectrum 3847 — 12 consecutive FIRST Championship appearances
St. Catherine'sNot Published
DuchesneNot Published
St. ThomasNot Published

Test Score Deadline

St. Agnes2027-02-01
St. Catherine'sNot Published
DuchesneNot Published
St. ThomasNot Published

Commute from home

	St. Agnes Academy	St. Catherine's Montessori	Duchesne Academy of the Sacred Heart	St. Thomas High School
Tuition	$28,400 2026-27 rate	$20,560 2026-27 rate · 9th grade; grades 10-12: $20,753	$33,600 2026-27 rate · Upper School	$27,900 2026-27 rate
What's included	Fees listed separately see fees Application fee: $75 ($125 for transfer applicants) Enrollment deposit: $500 Tablet PC (technology): $1,725 AP test fee: $105 (per AP / Honors-AP class) — optional Senior fee: $350 (seniors only) — optional Athletics fee: $150 (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	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	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 discount	Not Published	10% off for each younger sibling	Not Published	$2,000/yr per sibling after the first
Lower school on campus	HS only	Yes 14 months–12th (Montessori)	Yes PK3–12	HS only
Open house	Not posted	Not posted	Nov 1, 2026	Dec 6, 2026
Required test	ISEE Offered on campus: Nov 14, 2026	None	ISEE	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027
Application deadline	Not posted	Jan 15, 2027	Not posted	Jan 15, 2027
Decision date	Not posted	Mar 5, 2027	Not posted	Mar 5, 2027
Financial aid	Need-based No merit scholarships	Need-based	Need-based + Merit	Need-based + Merit
AP courses	25	Not posted	20	21
Enrollment	934	23	300	791
Student:Teacher	9:1	14.4:1	8.1:1	9:1
Mass	Weekly Thursdays, 9:10 AM	Monthly	Not Published	Monthly
Sports	12 sports	6 sports	12 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.