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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

Dress Code

  • St. John XXIIISue Mills uniforms; red or black logo sweater/vest/cardigan
  • St. Catherine'sNot Published
  • FrassatiRisse Brothers + Lands' End uniforms

Enrollment (federal data)

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

Student–Teacher Ratio (federal data)

  • St. John XXIII11.3:1 (NCES 2023-24: 432 / 38.1 FTE)
  • St. Catherine'sNot Published
  • Frassati12.8:1 (NCES 2023-24: 321 / 25.0 FTE; school reports 11:1)

Enrollment (school-reported)

  • St. John XXIIINot Published
  • St. Catherine'sNot Published
  • Frassati364 (2025-26 Fast Facts; NCES 2023-24: 321 — young, growing school (opened 2013))

Full Campus

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

School Day

  • St. John XXIIINot Published
  • St. Catherine's8:00 AM - 3:45 PM (extended care available)
  • FrassatiNot Published
Commute from home
St. John XXIII College Preparatory
St. Catherine's Montessori
Frassati Catholic High School
Tuition
$22,100

2026-27 rate

$20,560

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

$24,050

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
Included in tuition see list
  • Technology fee ($500)
  • Registration ($300)
  • Student activities ($400)
  • Textbooks ($650)

Charged separately:

  • Application fee: $75–$125
  • Enrollment deposit (new families): $700
  • Athletics & Fine Arts fee: $250 (per sport/season) — optional
Sibling discount2nd student $17,680 ($4,420 off)10% off for each younger sibling$3,000 off 2nd student; $9,425 off 3rd (tuition only)
Lower school on campusHS only
Yes

14 months–12th (Montessori)

HS only
Open houseNot postedNot postedOct 28, 2026
Required test
ISEE
None
HSPT or ISEE

Offered on campus: Jan 9, 2027 · Jan 23, 2027

Application deadlineNot postedJan 15, 2027Not posted
Decision dateNot postedMar 5, 2027Not posted
Financial aid
Need-based + Merit
Need-based
Need-based
AP coursesNot postedNot postedNot posted
Enrollment43223364
Student:Teacher11.3:114.4:111:1
Mass
Weekly

Daily Mass also offered

Monthly
Weekly

Thursdays, 9:15 AM

Sports13 sports6 sports13 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.