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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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Cost & Financial Aid

Annual Tuition

Frassati2,405,000 (2026-27 rate)
St. Catherine's2,056,000 (2026-27 rate · 9th grade; grades 10-12: $20,753)
St. Thomas2,790,000 (2026-27 rate)
Duchesne3,360,000 (2026-27 rate · Upper School)

Merit Scholarships

FrassatiNot published (Only need-based aid described)
St. Catherine'sNot published
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))

Need-Based Financial Aid

FrassatiYes (28% of students receive aid; FACTS Grant & Aid opens Oct 7, 2026, due Jan 31, 2027; aid decisions independent of admission)
St. Catherine'sYes (FACTS (Archdiocese form auto-applies to SCM's own program); opens Dec, due Mar. TEFA participant, but may reduce school aid when TEFA funds received.)
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)

Sibling Discount

Frassati$3,000 off 2nd student; $9,425 off 3rd (tuition only)
St. Catherine's10% off for each younger sibling
St. Thomas$2,000/yr per sibling after the first
DuchesneNot Published

Included in Tuition

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

Payment Plans

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

Aid Award Notification

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

Commute from home

	Frassati Catholic High School	St. Catherine's Montessori	St. Thomas High School	Duchesne Academy of the Sacred Heart
Tuition	$24,050 2026-27 rate	$20,560 2026-27 rate · 9th grade; grades 10-12: $20,753	$27,900 2026-27 rate	$33,600 2026-27 rate · Upper School
What's included	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 see fees Application fee: $150 Tuition deposit: $750 New Student Fee: $850 Facility fee: $800 Program fee: $2,500–$2,750	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
Sibling discount	$3,000 off 2nd student; $9,425 off 3rd (tuition only)	10% off for each younger sibling	$2,000/yr per sibling after the first	Not Published
Lower school on campus	HS only	Yes 14 months–12th (Montessori)	HS only	Yes PK3–12
Open house	Oct 28, 2026	Not posted	Dec 6, 2026	Nov 1, 2026
Required test	HSPT or ISEE Offered on campus: Jan 9, 2027 · Jan 23, 2027	None	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	ISEE
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	Need-based	Need-based + Merit	Need-based + Merit
AP courses	Not posted	Not posted	21	20
Enrollment	364	23	791	300
Student:Teacher	11:1	14.4:1	9:1	8.1:1
Mass	Weekly Thursdays, 9:15 AM	Monthly	Monthly	Not Published
Sports	13 sports	6 sports	12 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.