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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. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
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.)
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.)

World Languages

St. AgnesNot Published
St. ThomasFrench · Spanish · Mandarin · Latin
St. Catherine'sSpanish · Latin/French/ASL/Portuguese via independent study & university partnerships
O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III

AP Courses

St. Agnes25
St. Thomas21 (40+ advanced/AP courses overall)
St. Catherine'sNot Published
O'ConnellNot Published

Dual Credit

St. AgnesNot Published
St. ThomasYes (4 dual-credit courses via University of St. Thomas)
St. Catherine'sNot Published
O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))

Recommendations

St. AgnesEnglish + Math teachers (due Jan 14, 2027)
St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
St. Catherine'sNot Published
O'ConnellNot Published

Academic Model

St. AgnesNot Published
St. ThomasNot 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.)
O'ConnellNot Published

AP Exams Scored 3+

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

Application Deadline

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

Honors Courses

St. Agnes12
St. ThomasNot Published
St. Catherine'sNot Published
O'ConnellNot Published

Language Credits Required

St. Agnes2
St. ThomasNot Published
St. Catherine'sNot Published
O'ConnellNot Published

Learning Support

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

Notable Programs

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

Robotics

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

Test Score Deadline

St. Agnes2027-02-01
St. ThomasNot Published
St. Catherine'sNot Published
O'ConnellNot Published

Commute from home

	St. Agnes Academy	St. Thomas High School	St. Catherine's Montessori	O'Connell College Preparatory School
Tuition	$28,400 2026-27 rate	$27,900 2026-27 rate	$20,560 2026-27 rate · 9th grade; grades 10-12: $20,753	$9,100 2025-26 rate (newest published)
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	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: $150 Tuition deposit: $750 New Student Fee: $850 Facility fee: $800 Program fee: $2,500–$2,750	Fees listed separately see fees Registration fee: $450 Technology fee: $200 Sports fee: $150–$250 (per sport ($450 all-season package)) — optional
Sibling discount	Not Published	$2,000/yr per sibling after the first	10% off for each younger sibling	Multi-student assistance available (amount not published)
Lower school on campus	HS only	HS only	Yes 14 months–12th (Montessori)	HS only
Open house	Not posted	Dec 6, 2026	Not posted	Not posted
Required test	ISEE Offered on campus: Nov 14, 2026	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	None	In-house placement test
Application deadline	Not posted	Jan 15, 2027	Jan 15, 2027	Not posted
Decision date	Not posted	Mar 5, 2027	Mar 5, 2027	Not posted
Financial aid	Need-based No merit scholarships	Need-based + Merit	Need-based	Need-based + Merit
AP courses	25	21	Not posted	Not posted
Enrollment	934	791	23	80
Student:Teacher	9:1	9:1	14.4:1	4.5:1
Mass	Weekly Thursdays, 9:10 AM	Monthly	Monthly	Monthly
Sports	12 sports	12 sports	6 sports	13 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.