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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
  • FrassatiRisse Brothers + Lands' End uniforms
  • St. ThomasCollared shirt + khakis + dress shoes; dress days add white button-up, red tie, blue blazer
  • DuchesneNot Published

Student–Teacher Ratio (federal data)

  • St. John XXIII11.3:1 (NCES 2023-24: 432 / 38.1 FTE)
  • Frassati12.8:1 (NCES 2023-24: 321 / 25.0 FTE; school reports 11:1)
  • St. ThomasNot Published
  • Duchesne8.1:1 (NCES 2023-24, campus-wide)

Class Schedule

  • St. John XXIIINot Published
  • FrassatiNot Published
  • St. Thomas7:50 AM - 3:10 PM modified block — four 80-minute classes, 35-min advisory, 55-min lunch
  • DuchesneSix-term modular "MOD" schedule — 80-minute classes, 3-4 courses per mod, 29-30 days/mod

Enrollment (federal data)

  • St. John XXIII432 (NCES PSS 2023-24. Katy campus.)
  • FrassatiNot Published
  • St. ThomasNot Published
  • Duchesne300 (Upper School 9-12 (NCES 2023-24: 89/74/65/72). Total campus 761.)

Enrollment (school-reported)

  • St. John XXIIINot Published
  • Frassati364 (2025-26 Fast Facts; NCES 2023-24: 321 — young, growing school (opened 2013))
  • St. Thomas791 (2025-26; no NCES record exists for this school)
  • DuchesneNot Published

Full Campus

  • St. John XXIIINot Published
  • FrassatiNot Published
  • St. ThomasNot Published
  • DuchesnePK3–12 (all-girls); Upper School is grades 9–12

Transportation

  • St. John XXIIINot Published
  • FrassatiNot Published
  • St. ThomasNo bus service; CarpooltoSchool partnership; parking garage (permit + fee)
  • DuchesneNot Published
Commute from home
St. John XXIII College Preparatory
Frassati Catholic High School
St. Thomas High School
Duchesne Academy of the Sacred Heart
Tuition
$22,100

2026-27 rate

$24,050

2026-27 rate

$27,900

2026-27 rate

$33,600

2026-27 rate · Upper School

What's included
Fees listed separately see fees
  • New Student Enrollment Fee: $500
  • Financial aid application (Clarity): $60 — optional
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
Included in tuition see list
  • Laptop & technology

Charged separately:

  • Application fee: $75
  • Registration fee: $700
  • Camp Aquinas (freshman retreat): $650 (freshmen)
  • Class retreat: $325 (returning/transfer students)
  • Books: $550
  • Athletics fee: $250 (per sport) — optional
  • AP exam: $99 (per course) — 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 discount2nd student $17,680 ($4,420 off)$3,000 off 2nd student; $9,425 off 3rd (tuition only)$2,000/yr per sibling after the firstNot Published
Lower school on campusHS onlyHS onlyHS only
Yes

PK3–12

Open houseNot postedOct 28, 2026Dec 6, 2026Nov 1, 2026
Required test
ISEE
HSPT or ISEE

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

ISEE

Offered on campus: Nov 14, 2026 · Jan 9, 2027

ISEE
Application deadlineNot postedNot postedJan 15, 2027Not posted
Decision dateNot postedNot postedMar 5, 2027Not posted
Financial aid
Need-based + Merit
Need-based
Need-based + Merit
Need-based + Merit
AP coursesNot postedNot posted2120
Enrollment432364791300
Student:Teacher11.3:111:19:18.1:1
Mass
Weekly

Daily Mass also offered

Weekly

Thursdays, 9:15 AM

Monthly
Not Published
Sports13 sports13 sports12 sports12 sports
Links
Full profileAdmissions
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.