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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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Daily Life

Class Schedule

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

Enrollment (federal data)

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

Full Campus

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

Dress Code

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

Enrollment (school-reported)

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

School Day

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

Student–Teacher Ratio (federal data)

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

Transportation

DuchesneNot Published
St. ThomasNo bus service; CarpooltoSchool partnership; parking garage (permit + fee)
St. Catherine'sNot Published

Commute from home

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