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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

Faith & Service

Mass

St. ThomasMonthly all-school Mass, plus Holy Days of Obligation (Weekly opportunities for Mass, Confession, Adoration and Rosary in addition)
DuchesneNot Published
CathedralDaily — Mass for the whole school every day (Anglican-patrimony liturgy; regular Evensong and Lessons & Carols alongside.)
O'ConnellMonthly all-school liturgy (on or off campus) (Day of week not published; handbook includes a bell schedule for 10 a.m. Mass days. All students attend.)

Retreats

St. ThomasCamp Aquinas freshman retreat; grade-level retreats; dedicated Director of Retreats. Basilian motto: "Teach me Goodness, Discipline, and Knowledge"
DuchesneCampus Ministry (student-led): liturgies, Masses, prayer services, retreats; Five Sacred Heart Goals
CathedralFreshman Retreat; Newman Retreat; House system (Benedict, Neri, Barbieri, De Sales)
O'ConnellNot Published

Religious Tradition

St. ThomasBasilian Fathers — founded 1900. The school describes itself as the oldest college-preparatory high school for young men in Texas.
DuchesneNot Published
CathedralPersonal Ordinariate of the Chair of St. Peter (Bishop Lopes) — Anglican-patrimony Catholic liturgy: daily Mass for the whole school, regular Evensong, Lessons & Carols. Open to all students, not only Ordinariate members. Liturgies are held at the Cathedral of Our Lady of Walsingham.
O'ConnellNot Published

Service Program

St. Thomas"Champions for Change" — six service experiences annually (service year Jun 1 - May 31)
DuchesneService Learning Requirement — off-campus volunteering with reflection component; 10,000+ community hours school-wide annually (per-student count not published)
CathedralNot Published
O'ConnellNot Published

Theology All Four Years

St. ThomasNot Published
DuchesneYes (12 credits; World Religions, Bioethics, Justice and Morality)
CathedralNot Published
O'ConnellYes (Theology I-IV (4 credits); retreats included in tuition)

Daily Mass

St. ThomasNot Published
DuchesneNot Published
CathedralYes — built into the school day for all students
O'ConnellNot Published

Service Hours Required

St. ThomasNot Published
DuchesneNot Published
CathedralNot Published
O'Connell100 (25 hrs/year all students + senior project of 50-100 hrs (graduation requirement). Motto: "Enter to learn, leave to serve.")

Commute from home

	St. Thomas High School	Duchesne Academy of the Sacred Heart	Cathedral High School	O'Connell College Preparatory School
Tuition	$27,900 2026-27 rate	$33,600 2026-27 rate · Upper School	$22,850 2026-27 rate	$9,100 2025-26 rate (newest published)
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	Fees listed separately No itemized fees published.	Fees listed separately see fees Registration fee: $450 Technology fee: $200 Sports fee: $150–$250 (per sport ($450 all-season package)) — optional
Sibling discount	$2,000/yr per sibling after the first	Not Published	Not Published	Multi-student assistance available (amount not published)
Lower school on campus	HS only	Yes PK3–12	HS only	HS only
Open house	Dec 6, 2026	Nov 1, 2026	Nov 7, 2026	Not posted
Required test	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	ISEE	ISEE (or CLT for classical-school students)	In-house placement test
Application deadline	Jan 15, 2027	Not posted	Jan 15, 2027	Not posted
Decision date	Mar 5, 2027	Not posted	Not posted	Not posted
Financial aid	Need-based + Merit	Need-based + Merit	Need-based + Merit	Need-based + Merit
AP courses	21	20	Not posted	Not posted
Enrollment	791	300	Not Published	80
Student:Teacher	9:1	8.1:1	Not Published	4.5:1
Mass	Monthly	Not Published	Daily	Monthly
Sports	12 sports	12 sports	11 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.