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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

Cost & Financial Aid

Annual Tuition

St. Thomas2,790,000 (2026-27 rate)
Duchesne3,360,000 (2026-27 rate · Upper School)
Frassati2,405,000 (2026-27 rate)
Cathedral2,285,000 (2026-27 rate)

Merit Scholarships

St. ThomasYes (Academic Scholarship Program (ISEE-based), Gabel Scholarship (80% tuition, ~2/yr), Basilian Fathers', Principal's/Aquinas scholarships (GPA-renewable). Sibling discount $2,000/yr after first.)
DuchesneYes ($15,000/yr renewable: Janet Erskine Stuart (Catholic middle-schoolers), Madeleine Sophie Barat (continuing Duchesne 8th), Rose Philippine Duchesne (incoming 9th, other schools))
FrassatiNot published (Only need-based aid described)
CathedralYes (Sts. Peter & Paul (merit), Newman (need + formation), essay-based pillar scholarships. Deadline Jan 23, 2027; FACTS application required for any award.)

Need-Based Financial Aid

St. ThomasYes (~1/3 of students aided; $2.7M+/yr; awards 10-95% of tuition; Blackbaud; deadline Jan 15, 2027; awards mid-March)
DuchesneYes ($2M+ awarded annually to ~26% of students; Clarity portal)
FrassatiYes (28% of students receive aid; FACTS Grant & Aid opens Oct 7, 2026, due Jan 31, 2027; aid decisions independent of admission)
CathedralYes (Administered through FACTS Grant & Aid. The school reports an endowment restricted to tuition assistance, and states that it works with accepted families on affordability.)

Included in Tuition

St. ThomasLaptop & technology
DuchesneNot Published
FrassatiTechnology fee ($500) · Registration ($300) · Student activities ($400) · Textbooks ($650) (The $24,050 figure is tuition + these $1,850 general fees combined)
CathedralNot Published

Payment Plans

St. ThomasNot Published
DuchesneFull (May 20) · 2-pay (May / Nov) · 12-month monthly
FrassatiAnnual (Jun, 2% discount) · Semi-annual (Jul 1 / Dec 1) · 10 monthly Jul-Apr (FACTS fees apply)
CathedralNot Published

Sibling Discount

St. Thomas$2,000/yr per sibling after the first
DuchesneNot Published
Frassati$3,000 off 2nd student; $9,425 off 3rd (tuition only)
CathedralNot Published

Aid Award Notification

St. ThomasNot Published
Duchesne2027-03-05 (Award acceptance Mar 24, 2027.)
FrassatiNot Published
CathedralNot Published

Commute from home

	St. Thomas High School	Duchesne Academy of the Sacred Heart	Frassati Catholic High School	Cathedral High School
Tuition	$27,900 2026-27 rate	$33,600 2026-27 rate · Upper School	$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 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 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	Not Published	$3,000 off 2nd student; $9,425 off 3rd (tuition only)	Not Published
Lower school on campus	HS only	Yes PK3–12	HS only	HS only
Open house	Dec 6, 2026	Nov 1, 2026	Oct 28, 2026	Nov 7, 2026
Required test	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	ISEE	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	20	Not posted	Not posted
Enrollment	791	300	364	Not Published
Student:Teacher	9:1	8.1:1	11:1	Not Published
Mass	Monthly	Not Published	Weekly Thursdays, 9:15 AM	Daily
Sports	12 sports	12 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.