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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

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.)
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.)
CathedralISEE (or CLT for classical-school students) (Scores due Jan 30, 2027. Application opens first week of Sept 2026, due Jan 15, 2027. A family interview is required (parents + student); a shadow day can be requested at the interview.)

World Languages

O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III
St. John XXIIISpanish (confirmed via Spanish NHS; full list not published)
St. ThomasFrench · Spanish · Mandarin · Latin
CathedralLatin I-IV · Greek I-II · Modern language elective (Years 3-4)

Dual Credit

O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))
St. John XXIIINot Published
St. ThomasYes (4 dual-credit courses via University of St. Thomas)
CathedralYes (University of St. Thomas partnership (est. June 2023))

Recommendations

O'ConnellNot Published
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
CathedralMath, English + Administrator (HAIS forms); transcripts 3 prior years; student essay

AP Courses

O'Connell3 (Confirmed via school event calendar: AP Calculus, AP Physics 1, AP Physics C. Not on an academics/curriculum page — count may be incomplete.)
St. John XXIIINot Published
St. Thomas21 (40+ advanced/AP courses overall)
CathedralNot Published

Learning Support

O'ConnellNot Published
St. John XXIIINot Published
St. ThomasLearning Enrichment Center; college counseling with 4-year plan
CathedralLearning Enrichment Center — an individual learning plan for every student; tutoring, accommodations and testing support

Academic Model

O'ConnellNot Published
St. John XXIIINot Published
St. ThomasNot Published
CathedralClassical liberal arts — Trivium (Grammar/Logic/Rhetoric), Shakespeare every year, Junior Thesis, Senior Seminar + Senior Rome Trip. Four Pillars: Sacred Worship, Wisdom, Music, Art. (No AP courses are advertised; dual credit serves the advanced-coursework role.)

AP Program

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

Application Deadline

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

Family Interview

O'ConnellNot Published
St. John XXIIINot Published
St. ThomasNot Published
CathedralYes (Family interview at the school — parents and student)

Notable Programs

O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers
St. John XXIIINot Published
St. ThomasNot Published
CathedralNot Published

Commute from home

	O'Connell College Preparatory School	St. John XXIII College Preparatory	St. Thomas High School	Cathedral High School
Tuition	$9,100 2025-26 rate (newest published)	$22,100 2026-27 rate	$27,900 2026-27 rate	$22,850 2026-27 rate
What's included	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 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 No itemized fees published.
Sibling discount	Multi-student assistance available (amount not published)	2nd student $17,680 ($4,420 off)	$2,000/yr per sibling after the first	Not Published
Lower school on campus	HS only	HS only	HS only	HS only
Open house	Not posted	Not posted	Dec 6, 2026	Nov 7, 2026
Required test	In-house placement test	ISEE	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	ISEE (or CLT for classical-school students)
Application deadline	Not posted	Not posted	Jan 15, 2027	Jan 15, 2027
Decision date	Not posted	Not posted	Mar 5, 2027	Not posted
Financial aid	Need-based + Merit	Need-based + Merit	Need-based + Merit	Need-based + Merit
AP courses	3	Not posted	21	Not posted
Enrollment	80	432	791	Not Published
Student:Teacher	4.5:1	11.3:1	9:1	Not Published
Mass	Monthly	Weekly Daily Mass also offered	Monthly	Daily
Sports	13 sports	13 sports	12 sports	11 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.