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Daily Life

Enrollment (federal data)

  • St. Catherine's23 (Grades 9-12 (NCES 2023-24: 7/8/6/2); campus total ~265 (14 months-12th).)
  • St. John XXIII432 (NCES PSS 2023-24. Katy campus.)
  • St. Pius X558 (NCES PSS 2023-24 — school reports 655; different years/methods)

Student–Teacher Ratio (federal data)

  • St. Catherine'sNot Published
  • St. John XXIII11.3:1 (NCES 2023-24: 432 / 38.1 FTE)
  • St. Pius X14:1 (NCES 2023-24: 558 / 39.9 FTE. Schools count staff differently than NCES FTE.)

Dress Code

  • St. Catherine'sNot Published
  • St. John XXIIISue Mills uniforms; red or black logo sweater/vest/cardigan
  • St. Pius XNot Published

Enrollment (school-reported)

  • St. Catherine'sNot Published
  • St. John XXIIINot Published
  • St. Pius X655

Full Campus

  • St. Catherine's14 months - 12th grade (coed); Adolescent Community gr 7-9; High School gr 10-12 (launched 2017)
  • St. John XXIIINot Published
  • St. Pius XNot Published

School Day

  • St. Catherine's8:00 AM - 3:45 PM (extended care available)
  • St. John XXIIINot Published
  • St. Pius XNot Published

Student–Teacher Ratio (school-reported)

  • St. Catherine'sNot Published
  • St. John XXIIINot Published
  • St. Pius X7:1

Transportation

  • St. Catherine'sNot Published
  • St. John XXIIINot Published
  • St. Pius X3 bus lines ($1,550/yr): Orange (West U/Bellaire/Meyerland), Gray (Spring Branch/Memorial/Katy), Black (Cypress/Tomball/Willowbrook); late run 6:15 M-Th (School-operated bus service.)
Commute from home
Tuition
$20,560

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

$22,100

2026-27 rate

$22,850

2026-27 rate

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
  • 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
Sibling discount10% off for each younger sibling2nd student $17,680 ($4,420 off)Half tuition for a 3rd concurrently enrolled child
Lower school on campus
Yes

14 months–12th (Montessori)

HS onlyHS only
Open houseNot postedNot postedNot posted
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 postedNot posted
Enrollment23432655
Student:Teacher14.4:111.3:17:1
Mass
Monthly
Weekly

Daily Mass also offered

Monthly
Sports6 sports13 sports14 sports
Links

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