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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. 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. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
O'ConnellIn-house placement test (No ISEE/HSPT — 30-60 min Math & Reading placement test, offered Mon-Thu 8:30-2:30. Rolling admissions, no published deadlines.)
DuchesneISEE (Administered externally; campus tour + family interview also required)

World Languages

St. John XXIIISpanish (confirmed via Spanish NHS; full list not published)
St. ThomasFrench · Spanish · Mandarin · Latin
O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III
DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III

Dual Credit

St. John XXIIINot Published
St. ThomasYes (4 dual-credit courses via University of St. Thomas)
O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))
DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)

Recommendations

St. John XXIIITeacher recommendations (school forms) + official transcripts; interviews for transfers only
St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
O'ConnellNot Published
DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts

AP Courses

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

Notable Programs

St. John XXIIINot Published
St. ThomasNot Published
O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers
DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement

AP Program

St. John XXIIIAP and honors coursework offered (count not published; Course Selection Guide not public)
St. ThomasNot Published
O'ConnellNot Published
DuchesneNot Published

Application Deadline

St. John XXIIINot Published
St. Thomas2027-01-15 (Opens Aug 3, 2026; supporting docs due Jan 31; rolling after)
O'ConnellNot Published
DuchesneNot Published

Honors Courses

St. John XXIIINot Published
St. ThomasNot Published
O'ConnellNot Published
Duchesne12 (Called "Advanced" courses)

Learning Support

St. John XXIIINot Published
St. ThomasLearning Enrichment Center; college counseling with 4-year plan
O'ConnellNot Published
DuchesneNot Published

Commute from home

	St. John XXIII College Preparatory	St. Thomas High School	O'Connell College Preparatory School	Duchesne Academy of the Sacred Heart
Tuition	$22,100 2026-27 rate	$27,900 2026-27 rate	$9,100 2025-26 rate (newest published)	$33,600 2026-27 rate · Upper School
What's included	Fees listed separately see fees New Student Enrollment Fee: $500 Financial aid application (Clarity): $60 — 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	Fees listed separately see fees Registration fee: $450 Technology fee: $200 Sports fee: $150–$250 (per sport ($450 all-season package)) — optional	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	2nd student $17,680 ($4,420 off)	$2,000/yr per sibling after the first	Multi-student assistance available (amount not published)	Not Published
Lower school on campus	HS only	HS only	HS only	Yes PK3–12
Open house	Not posted	Dec 6, 2026	Not posted	Nov 1, 2026
Required test	ISEE	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	In-house placement test	ISEE
Application deadline	Not posted	Jan 15, 2027	Not posted	Not posted
Decision date	Not posted	Mar 5, 2027	Not posted	Not posted
Financial aid	Need-based + Merit	Need-based + Merit	Need-based + Merit	Need-based + Merit
AP courses	Not posted	21	Not posted	20
Enrollment	432	791	80	300
Student:Teacher	11.3:1	9:1	4.5:1	8.1:1
Mass	Weekly Daily Mass also offered	Monthly	Monthly	Not Published
Sports	13 sports	12 sports	13 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.