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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

Daily Life

Enrollment (federal data)

St. ThomasNot Published
St. Catherine's23 (Grades 9-12 (NCES 2023-24: 7/8/6/2); campus total ~265 (14 months-12th).)
O'Connell80 (NCES PSS 2023-24. Island campus; 4.5:1 student-teacher ratio.)
Duchesne300 (Upper School 9-12 (NCES 2023-24: 89/74/65/72). Total campus 761.)

Class Schedule

St. Thomas7:50 AM - 3:10 PM modified block — four 80-minute classes, 35-min advisory, 55-min lunch
St. Catherine'sNot Published
O'ConnellNot Published
DuchesneSix-term modular "MOD" schedule — 80-minute classes, 3-4 courses per mod, 29-30 days/mod

Full Campus

St. ThomasNot Published
St. Catherine's14 months - 12th grade (coed); Adolescent Community gr 7-9; High School gr 10-12 (launched 2017)
O'ConnellNot Published
DuchesnePK3–12 (all-girls); Upper School is grades 9–12

School Day

St. ThomasNot Published
St. Catherine's8:00 AM - 3:45 PM (extended care available)
O'ConnellClasses 8:00 AM - 3:20 PM
DuchesneNot Published

Transportation

St. ThomasNo bus service; CarpooltoSchool partnership; parking garage (permit + fee)
St. Catherine'sNot Published
O'ConnellPaid van stops in Dickinson and La Marque (mainland commuters)
DuchesneNot Published

Dress Code

St. ThomasCollared shirt + khakis + dress shoes; dress days add white button-up, red tie, blue blazer
St. Catherine'sNot Published
O'ConnellNot Published
DuchesneNot Published

Enrollment (school-reported)

St. Thomas791 (2025-26; no NCES record exists for this school)
St. Catherine'sNot Published
O'ConnellNot Published
DuchesneNot Published

Student–Teacher Ratio (federal data)

St. ThomasNot Published
St. Catherine'sNot Published
O'ConnellNot Published
Duchesne8.1:1 (NCES 2023-24, campus-wide)

Commute from home

	St. Thomas High School	St. Catherine's Montessori	O'Connell College Preparatory School	Duchesne Academy of the Sacred Heart
Tuition	$27,900 2026-27 rate	$20,560 2026-27 rate · 9th grade; grades 10-12: $20,753	$9,100 2025-26 rate (newest published)	$33,600 2026-27 rate · Upper School
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 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	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	$2,000/yr per sibling after the first	10% off for each younger sibling	Multi-student assistance available (amount not published)	Not Published
Lower school on campus	HS only	Yes 14 months–12th (Montessori)	HS only	Yes PK3–12
Open house	Dec 6, 2026	Not posted	Not posted	Nov 1, 2026
Required test	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	None	In-house placement test	ISEE
Application deadline	Jan 15, 2027	Jan 15, 2027	Not posted	Not posted
Decision date	Mar 5, 2027	Mar 5, 2027	Not posted	Not posted
Financial aid	Need-based + Merit	Need-based	Need-based + Merit	Need-based + Merit
AP courses	21	Not posted	Not posted	20
Enrollment	791	23	80	300
Student:Teacher	9:1	14.4:1	4.5:1	8.1:1
Mass	Monthly	Monthly	Monthly	Not Published
Sports	12 sports	6 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.