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Mass

St. Pius XMonthly all-school liturgy (Attendance and participation required of every student, of any faith tradition. Daily prayer opens and closes each school day.)
St. John XXIIIWeekly all-school Mass (Day not published; moves for Solemnities and Holy Days. Students attend in full Mass uniform.)
St. Catherine'sMonthly (School-wide statement (all levels attend monthly); no high-school-specific schedule published. Daily student-led communal prayer; weekly Atrium (Catechesis of the Good Shepherd).)

Retreats

St. Pius XAnnual class-level retreats; Dominican Four Pillars (Prayer, Study, Community, Preaching); all-school liturgies, daily-open chapel
St. John XXIIIMandatory class retreats (Oboedientia/Pax/Virtus/Renovatio) + optional Kairos (jr/sr) and Quest (fr/so); daily Mass + weekly all-school Mass
St. Catherine'sNot Published

Daily Mass

St. Pius XNot Published
St. John XXIIIAvailable daily throughout the year (Plus Eucharistic adoration, twice-yearly penance services, daily Angelus)
St. Catherine'sNot Published

Religious Tradition

St. Pius XNot Published
St. John XXIIINot Published
St. Catherine'sFounded 1966 by Dominican Sisters; independent Catholic with Dominican charism; Catechesis of the Good Shepherd; HS theology aligned with the Archdiocese

Service Hours by Grade

St. Pius XNot Published
St. John XXIIIFreshmen 20 · Sophomores 25 · Juniors 25 · Seniors 30 (per year, with due dates each spring)
St. Catherine'sNot Published

Service Hours Required

Service Program

St. Pius XNot Published
St. John XXIIINot Published
St. Catherine'sService-learning with 54 partner organizations (Houston Food Bank, Catholic Charities, Houston Zoo); HS community service trips and retreats (no published hour requirement)

Commute from home

	St. Pius X High School	St. John XXIII College Preparatory	St. Catherine's Montessori
Tuition	$22,850 2026-27 rate	$22,100 2026-27 rate	$20,560 2026-27 rate · 9th grade; grades 10-12: $20,753
What's included	Fees listed separately see fees Registration fee (new students): $350 Graduation fee (seniors): $280 (seniors) Athletics fee: $150–$350 (per sport) — optional Learning for Success program: $2,500 (if enrolled in program) — optional Bus transportation: $1,550 — optional	Fees listed separately see fees New Student Enrollment Fee: $500 Financial aid application (Clarity): $60 — 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	Half tuition for a 3rd concurrently enrolled child	2nd student $17,680 ($4,420 off)	10% off for each younger sibling
Lower school on campus	HS only	HS only	Yes 14 months–12th (Montessori)
Open house	Not posted	Not posted	Not posted
Required test	ISEE	ISEE	None
Application deadline	Not posted	Not posted	Jan 15, 2027
Decision date	Not posted	Not posted	Mar 5, 2027
Financial aid	Need-based + Merit	Need-based + Merit	Need-based
AP courses	Not posted	Not posted	Not posted
Enrollment	655	432	23
Student:Teacher	7:1	11.3:1	14.4:1
Mass	Monthly	Weekly Daily Mass also offered	Monthly
Sports	14 sports	13 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.