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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. Peter CTHSNot Published

Dress Code

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

Enrollment (school-reported)

  • St. Catherine'sNot Published
  • St. John XXIIINot Published
  • St. Peter CTHS26 (2024-25 (15 freshmen + 11 sophomores), growing one grade/year — first senior class 2026-27. Founded 2022; too new for an NCES record.)

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. Peter CTHSNot Published

School Day

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

Student–Teacher Ratio (federal data)

  • St. Catherine'sNot Published
  • St. John XXIII11.3:1 (NCES 2023-24: 432 / 38.1 FTE)
  • St. Peter CTHSNot Published

Transportation

  • St. Catherine'sNot Published
  • St. John XXIIINot Published
  • St. Peter CTHSSchool transports students to HCC campuses during the school day (home transport not published)
Commute from home
Tuition
$20,560

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

$22,100

2026-27 rate

$15,000

2026-27 rate · most families pay far less after aid

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

No itemized fees published.

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 onlyHS only
Open houseNot postedNot postedNot posted
Required test
None
ISEE
None
Application deadlineJan 15, 2027Not postedNot posted
Decision dateMar 5, 2027Not postedNot posted
Financial aid
Need-based
Need-based + Merit
Need-based
AP coursesNot postedNot postedNot posted
Enrollment2343226
Student:Teacher14.4:111.3:1Not Published
Mass
Monthly
Weekly

Daily Mass also offered

Monthly
Sports6 sports13 sportsNot posted
Links

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