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Daily Life

Enrollment (federal data)

  • St. Agnes934 (NCES PSS 2023-24 survey year)
  • St. Pius X558 (NCES PSS 2023-24 — school reports 655; different years/methods)
  • St. John XXIII432 (NCES PSS 2023-24. Katy campus.)

Student–Teacher Ratio (federal data)

  • St. Agnes12.7:1 (NCES 2023-24: 934 students / 73.8 FTE teachers. Schools count staff differently than NCES FTE.)
  • St. Pius X14:1 (NCES 2023-24: 558 / 39.9 FTE. Schools count staff differently than NCES FTE.)
  • St. John XXIII11.3:1 (NCES 2023-24: 432 / 38.1 FTE)

Student–Teacher Ratio (school-reported)

  • St. Agnes9:1
  • St. Pius X7:1
  • St. John XXIIINot Published

Dress Code

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

Enrollment (school-reported)

  • St. AgnesNot Published
  • St. Pius X655
  • St. John XXIIINot Published

Transportation

  • St. AgnesNot 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.)
  • St. John XXIIINot Published
Commute from home
Tuition
$28,400

2026-27 rate

$22,850

2026-27 rate

$22,100

2026-27 rate

What's included
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
  • 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
Fees listed separately see fees
  • New Student Enrollment Fee: $500
  • Financial aid application (Clarity): $60 — optional
Sibling discountNot PublishedHalf tuition for a 3rd concurrently enrolled child2nd student $17,680 ($4,420 off)
Lower school on campusHS onlyHS onlyHS only
Open houseNot postedNot postedNot posted
Required test
ISEE

Offered on campus: Nov 14, 2026

ISEE
ISEE
Application deadlineNot postedNot postedNot posted
Decision dateNot postedNot postedNot posted
Financial aid
Need-based

No merit scholarships

Need-based + Merit
Need-based + Merit
AP courses25Not postedNot posted
Enrollment934655432
Student:Teacher9:17:111.3:1
Mass
Weekly

Thursdays, 9:10 AM

Monthly
Weekly

Daily Mass also offered

Sports12 sports14 sports13 sports
Links

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