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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

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.)
St. ThomasMonthly all-school Mass, plus Holy Days of Obligation (Weekly opportunities for Mass, Confession, Adoration and Rosary in addition)
St. AgnesWeekly — Thursdays, 9:10 AM (At the start of Community Time; plus all Holy Days of Obligation and Dominican feasts. Confession offered before and after. Invitational ("all are welcome"), not stated as required.)

Retreats

O'ConnellNot Published
St. ThomasCamp Aquinas freshman retreat; grade-level retreats; dedicated Director of Retreats. Basilian motto: "Teach me Goodness, Discipline, and Knowledge"
St. AgnesAnnual grade-level retreats — Dominican Pillars: Community (9), Study (10), Prayer (11), Preaching (12)

Service Hours Required

O'Connell100 (25 hrs/year all students + senior project of 50-100 hrs (graduation requirement). Motto: "Enter to learn, leave to serve.")
St. ThomasNot Published
St. Agnes100 (100+ hours before graduation)

Theology All Four Years

O'ConnellYes (Theology I-IV (4 credits); retreats included in tuition)
St. ThomasNot Published
St. AgnesYes

Religious Tradition

O'ConnellNot Published
St. ThomasBasilian Fathers — founded 1900. The school describes itself as the oldest college-preparatory high school for young men in Texas.
St. AgnesNot Published

Service Program

O'ConnellNot Published
St. Thomas"Champions for Change" — six service experiences annually (service year Jun 1 - May 31)
St. AgnesNot Published

Commute from home

	O'Connell College Preparatory School	St. Thomas High School	St. Agnes Academy
Tuition	$9,100 2025-26 rate (newest published)	$27,900 2026-27 rate	$28,400 2026-27 rate
What's included	Fees listed separately see fees Registration fee: $450 Technology fee: $200 Sports fee: $150–$250 (per sport ($450 all-season package)) — 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: $75 ($125 for transfer applicants) Enrollment deposit: $500 Tablet PC (technology): $1,725 AP test fee: $105 (per AP / Honors-AP class) — optional Senior fee: $350 (seniors only) — optional Athletics fee: $150 (per sport) — optional
Sibling discount	Multi-student assistance available (amount not published)	$2,000/yr per sibling after the first	Not Published
Lower school on campus	HS only	HS only	HS only
Open house	Not posted	Dec 6, 2026	Not posted
Required test	In-house placement test	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	ISEE Offered on campus: Nov 14, 2026
Application deadline	Not posted	Jan 15, 2027	Not posted
Decision date	Not posted	Mar 5, 2027	Not posted
Financial aid	Need-based + Merit	Need-based + Merit	Need-based No merit scholarships
AP courses	Not posted	21	25
Enrollment	80	791	934
Student:Teacher	4.5:1	9:1	9:1
Mass	Monthly	Monthly	Weekly Thursdays, 9:10 AM
Sports	13 sports	12 sports	12 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.