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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

Dual Credit

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))
FrassatiYes (University of St. Thomas (one course/yr) + Catholic University of America (entrepreneurship))
CathedralYes (University of St. Thomas partnership (est. June 2023))

Entrance Exam

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.)
FrassatiHSPT or ISEE (Either test is accepted. On-campus HSPT: Jan 9 + Jan 23, 2027. ERB member 571107. Transfers may substitute 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

St. ThomasFrench · Spanish · Mandarin · Latin
O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III
FrassatiFrench (through AP; Bordeaux/Lourdes exchange) · Spanish (through AP)
CathedralLatin I-IV · Greek I-II · Modern language elective (Years 3-4)

Recommendations

St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
O'ConnellNot Published
Frassati3 — Principal/Counselor, English, Math (via FACTS); transcripts 6th-8th
CathedralMath, English + Administrator (HAIS forms); transcripts 3 prior years; student essay

Family Interview

St. ThomasNot Published
O'ConnellNot Published
FrassatiYes (~30 min, student + parents with faculty — Jan 23 (8am-3pm) or Jan 28 (3-5pm), 2027; signups Nov 2026.)
CathedralYes (Family interview at the school — parents and student)

Learning Support

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

Notable Programs

St. ThomasNot Published
O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers
FrassatiPhysics-first science sequence; Ethics & Culture department; House System
CathedralNot Published

Academic Model

St. ThomasNot Published
O'ConnellNot Published
FrassatiNot 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 Courses

St. Thomas21 (40+ advanced/AP courses overall)
O'ConnellNot Published
FrassatiNot Published
CathedralNot Published

Application Deadline

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

Commute from home

	St. Thomas High School	O'Connell College Preparatory School	Frassati Catholic High School	Cathedral High School
Tuition	$27,900 2026-27 rate	$9,100 2025-26 rate (newest published)	$24,050 2026-27 rate	$22,850 2026-27 rate
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: $450 Technology fee: $200 Sports fee: $150–$250 (per sport ($450 all-season package)) — optional	Included in tuition see list Technology fee ($500) Registration ($300) Student activities ($400) Textbooks ($650) Charged separately: Application fee: $75–$125 Enrollment deposit (new families): $700 Athletics & Fine Arts fee: $250 (per sport/season) — optional	Fees listed separately No itemized fees published.
Sibling discount	$2,000/yr per sibling after the first	Multi-student assistance available (amount not published)	$3,000 off 2nd student; $9,425 off 3rd (tuition only)	Not Published
Lower school on campus	HS only	HS only	HS only	HS only
Open house	Dec 6, 2026	Not posted	Oct 28, 2026	Nov 7, 2026
Required test	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	In-house placement test	HSPT or ISEE Offered on campus: Jan 9, 2027 · Jan 23, 2027	ISEE (or CLT for classical-school students)
Application deadline	Jan 15, 2027	Not posted	Not posted	Jan 15, 2027
Decision date	Mar 5, 2027	Not posted	Not posted	Not posted
Financial aid	Need-based + Merit	Need-based + Merit	Need-based	Need-based + Merit
AP courses	21	Not posted	Not posted	Not posted
Enrollment	791	80	364	Not Published
Student:Teacher	9:1	4.5:1	11:1	Not Published
Mass	Monthly	Monthly	Weekly Thursdays, 9:15 AM	Daily
Sports	12 sports	13 sports	13 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.