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Faith & Service

Mass

  • 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).)
  • St. John XXIIIWeekly all-school Mass (Day not published; moves for Solemnities and Holy Days. Students attend in full Mass uniform.)
  • DuchesneNot Published

Retreats

  • St. Catherine'sNot Published
  • St. John XXIIIMandatory class retreats (Oboedientia/Pax/Virtus/Renovatio) + optional Kairos (jr/sr) and Quest (fr/so); daily Mass + weekly all-school Mass
  • DuchesneCampus Ministry (student-led): liturgies, Masses, prayer services, retreats; Five Sacred Heart Goals

Service Program

  • 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)
  • St. John XXIIINot Published
  • DuchesneService Learning Requirement — off-campus volunteering with reflection component; 10,000+ community hours school-wide annually (per-student count not published)

Daily Mass

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

Religious Tradition

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

Service Hours by Grade

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

Theology All Four Years

  • St. Catherine'sNot Published
  • St. John XXIIINot Published
  • DuchesneYes (12 credits; World Religions, Bioethics, Justice and Morality)
Commute from home
Tuition
$20,560

2026-27 rate · 9th grade; grades 10-12: $20,753

$22,100

2026-27 rate

$33,600

2026-27 rate · Upper School

What's included
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
  • New Student Enrollment Fee: $500
  • Financial aid application (Clarity): $60 — 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 discount10% off for each younger sibling2nd student $17,680 ($4,420 off)Not Published
Lower school on campus
Yes

14 months–12th (Montessori)

HS only
Yes

PK3–12

Open houseNot postedNot postedNov 1, 2026
Required test
None
ISEE
ISEE
Application deadlineJan 15, 2027Not postedNot posted
Decision dateMar 5, 2027Not postedNot posted
Financial aid
Need-based
Need-based + Merit
Need-based + Merit
AP coursesNot postedNot posted20
Enrollment23432300
Student:Teacher14.4:111.3:18.1:1
Mass
Monthly
Weekly

Daily Mass also offered

Not Published
Sports6 sports13 sports12 sports
Links

“Not posted” means the school hasn’t published it yet for this admissions cycle — check each school’s full profile for sources.