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Mass

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).)
Incarnate WordMonthly all-school Mass at Annunciation Catholic Church (next door) (Plus morning prayer each day and devotions. Invitational, not stated as required.)

Daily Mass

St. John XXIIIAvailable daily throughout the year (Plus Eucharistic adoration, twice-yearly penance services, daily Angelus)
St. Catherine'sNot Published
Incarnate WordNo — optional before-school Mass Wednesdays 7:30 AM in the school chapel

Retreats

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
Incarnate WordAnnual class retreats 9-12; retreat attendance is required for graduation; Incarnational Spirituality curriculum

Religious Tradition

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
Incarnate WordNot Published

Service Hours by Grade

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

Service Hours Required

St. John XXIIINot Published
St. Catherine'sNot Published
Incarnate Word75 (By grade: 15 (9th), 20 (10th), 25 (11th), 15 (12th, due Dec 1) = 75 total; MobileServe logging + reflection project)

Service Program

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)
Incarnate WordNot Published

Commute from home

	St. John XXIII College Preparatory	St. Catherine's Montessori	Incarnate Word Academy
Tuition	$22,100 2026-27 rate	$20,560 2026-27 rate · 9th grade; grades 10-12: $20,753	$22,800 2026-27 rate
What's included	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	Fees listed separately see fees Application fee: $75 Registration fee: $350 Tuition deposit: $500 Freshman fee (orientation camp): $350 (freshmen) Senior fee (graduation + retreat): $300 (seniors) Books: —
Sibling discount	2nd student $17,680 ($4,420 off)	10% off for each younger sibling	Not Published
Lower school on campus	HS only	Yes 14 months–12th (Montessori)	HS only
Open house	Not posted	Not posted	Nov 8, 2026
Required test	ISEE	None	ISEE Offered on campus: Jan 9, 2027
Application deadline	Not posted	Jan 15, 2027	Dec 14, 2026
Decision date	Not posted	Mar 5, 2027	Mar 5, 2027
Financial aid	Need-based + Merit	Need-based	Need-based + Merit
AP courses	Not posted	Not posted	18
Enrollment	432	23	248
Student:Teacher	11.3:1	14.4:1	8.3:1
Mass	Weekly Daily Mass also offered	Monthly	Monthly
Sports	13 sports	6 sports	10 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.