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Cathedral Cristo Rey Duchesne Frassati Incarnate Word O'Connell St. Agnes St. Catherine's St. John XXIII St. Peter CTHS St. Pius X St. Thomas Strake Jesuit

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Daily Life

Enrollment (federal data)

St. Pius X558 (NCES PSS 2023-24 — school reports 655; different years/methods)
St. ThomasNot Published
St. Catherine's23 (Grades 9-12 (NCES 2023-24: 7/8/6/2); campus total ~265 (14 months-12th).)

Enrollment (school-reported)

St. Pius X655
St. Thomas791 (2025-26; no NCES record exists for this school)
St. Catherine'sNot Published

Transportation

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. ThomasNo bus service; CarpooltoSchool partnership; parking garage (permit + fee)
St. Catherine'sNot Published

Class Schedule

St. Pius XNot Published
St. Thomas7:50 AM - 3:10 PM modified block — four 80-minute classes, 35-min advisory, 55-min lunch
St. Catherine'sNot Published

Dress Code

St. Pius XNot Published
St. ThomasCollared shirt + khakis + dress shoes; dress days add white button-up, red tie, blue blazer
St. Catherine'sNot Published

Full Campus

St. Pius XNot Published
St. ThomasNot Published
St. Catherine's14 months - 12th grade (coed); Adolescent Community gr 7-9; High School gr 10-12 (launched 2017)

School Day

St. Pius XNot Published
St. ThomasNot Published
St. Catherine's8:00 AM - 3:45 PM (extended care available)

Student–Teacher Ratio (federal data)

St. Pius X14:1 (NCES 2023-24: 558 / 39.9 FTE. Schools count staff differently than NCES FTE.)
St. ThomasNot Published
St. Catherine'sNot Published

Student–Teacher Ratio (school-reported)

St. Pius X7:1
St. ThomasNot Published
St. Catherine'sNot Published

Commute from home

	St. Pius X High School	St. Thomas High School	St. Catherine's Montessori
Tuition	$22,850 2026-27 rate	$27,900 2026-27 rate	$20,560 2026-27 rate · 9th grade; grades 10-12: $20,753
What's included	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	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 Application fee: $150 Tuition deposit: $750 New Student Fee: $850 Facility fee: $800 Program fee: $2,500–$2,750
Sibling discount	Half tuition for a 3rd concurrently enrolled child	$2,000/yr per sibling after the first	10% off for each younger sibling
Lower school on campus	HS only	HS only	Yes 14 months–12th (Montessori)
Open house	Not posted	Dec 6, 2026	Not posted
Required test	ISEE	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	None
Application deadline	Not posted	Jan 15, 2027	Jan 15, 2027
Decision date	Not posted	Mar 5, 2027	Mar 5, 2027
Financial aid	Need-based + Merit	Need-based + Merit	Need-based
AP courses	Not posted	21	Not posted
Enrollment	655	791	23
Student:Teacher	7:1	9:1	14.4:1
Mass	Monthly	Monthly	Monthly
Sports	14 sports	12 sports	6 sports
Links	Full profile Admissions	Full profile Admissions	Full profile Admissions

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