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CathedralCristo ReyDuchesneFrassatiIncarnate WordO'ConnellSt. AgnesSt. Catherine'sSt. John XXIIISt. Peter CTHSSt. Pius XSt. ThomasStrake Jesuit

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Daily Life

Enrollment (federal data)

  • St. John XXIII432 (NCES PSS 2023-24. Katy campus.)
  • St. Agnes934 (NCES PSS 2023-24 survey year)
  • St. Catherine's23 (Grades 9-12 (NCES 2023-24: 7/8/6/2); campus total ~265 (14 months-12th).)

Student–Teacher Ratio (federal data)

  • St. John XXIII11.3:1 (NCES 2023-24: 432 / 38.1 FTE)
  • St. Agnes12.7:1 (NCES 2023-24: 934 students / 73.8 FTE teachers. Schools count staff differently than NCES FTE.)
  • St. Catherine'sNot Published

Dress Code

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

Full Campus

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

School Day

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

Student–Teacher Ratio (school-reported)

  • St. John XXIIINot Published
  • St. Agnes9:1
  • St. Catherine'sNot Published
Commute from home
St. John XXIII College Preparatory
St. Agnes Academy
St. Catherine's Montessori
Tuition
$22,100

2026-27 rate

$28,400

2026-27 rate

$20,560

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

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: $75 ($125 for transfer applicants)
  • Enrollment deposit: $500
  • Tablet PC (technology): $1,725
  • AP test fee: $105 (per AP / Honors-AP class) — optional
  • Senior fee: $350 (seniors only) — optional
  • Athletics fee: $150 (per sport) — 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 discount2nd student $17,680 ($4,420 off)Not Published10% off for each younger sibling
Lower school on campusHS onlyHS only
Yes

14 months–12th (Montessori)

Open houseNot postedNot postedNot posted
Required test
ISEE
ISEE

Offered on campus: Nov 14, 2026

None
Application deadlineNot postedNot postedJan 15, 2027
Decision dateNot postedNot postedMar 5, 2027
Financial aid
Need-based + Merit
Need-based

No merit scholarships

Need-based
AP coursesNot posted25Not posted
Enrollment43293423
Student:Teacher11.3:19:114.4:1
Mass
Weekly

Daily Mass also offered

Weekly

Thursdays, 9:10 AM

Monthly
Sports13 sports12 sports6 sports
Links
Full profileAdmissions
Full profileAdmissions
Full profileAdmissions

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