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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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Academics College Counseling Athletics Faith & Service Student Life Arts Daily Life Student Support College Outcomes Cost & Financial Aid

Academics

Entrance Exam

St. Catherine'sNone (No admission test. Inquiry → adults-only tour → director meeting → application ($150) + records + lesson samples → student classroom visit. 9th graders enter the Adolescent Community (gr 7-9); High School entry is gr 10-12.)
O'ConnellIn-house placement test (No ISEE/HSPT — 30-60 min Math & Reading placement test, offered Mon-Thu 8:30-2:30. Rolling admissions, no published deadlines.)
FrassatiHSPT or ISEE (Either test is accepted. On-campus HSPT: Jan 9 + Jan 23, 2027. ERB member 571107. Transfers may substitute PSAT.)
St. Pius XISEE (School code 571082; 9th-grade applicants. Transfers submit PSAT/SAT/ACT. School offers an ISEE prep course. Application opens Sept 1.)

Dual Credit

St. Catherine'sNot Published
O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))
FrassatiYes (University of St. Thomas (one course/yr) + Catholic University of America (entrepreneurship))
St. Pius XYes (Via college partnerships (institutions not named))

Notable Programs

St. Catherine'sNot Published
O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers
FrassatiPhysics-first science sequence; Ethics & Culture department; House System
St. Pius X"Engineer Your World I & II," Computer Science; electives in Business, Law, Psychology, Media Arts

World Languages

St. Catherine'sSpanish · Latin/French/ASL/Portuguese via independent study & university partnerships
O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III
FrassatiFrench (through AP; Bordeaux/Lourdes exchange) · Spanish (through AP)
St. Pius XNot Published

Recommendations

St. Catherine'sNot Published
O'ConnellNot Published
Frassati3 — Principal/Counselor, English, Math (via FACTS); transcripts 6th-8th
St. Pius XMath + English teachers, Principal/Counselor; student essay; transcripts

Academic Model

St. Catherine'sAMI-accredited Catholic Montessori adolescent program — four integrated areas (Theology, Integrated Humanities, Integrated Sciences, Mathematics); internships (Houston Methodist, law/design firms), university partnerships (St. Thomas, Texas A&M AgriLife), independent study; graduates build a "body of work" (No AP program; university partnerships and internships serve the advanced-work role.)
O'ConnellNot Published
FrassatiNot Published
St. Pius XNot Published

Family Interview

St. Catherine'sNot Published
O'ConnellNot Published
FrassatiYes (~30 min, student + parents with faculty — Jan 23 (8am-3pm) or Jan 28 (3-5pm), 2027; signups Nov 2026.)
St. Pius XNot Published

Honors & AP Courses

St. Catherine'sNot Published
O'ConnellNot Published
FrassatiNot Published
St. Pius X25 (Honors/AP combined; 490 AP exams, 49 AP Scholars in 2025)

Learning Support

St. Catherine'sNot Published
O'ConnellNot Published
FrassatiNot Published
St. Pius XPaul A. Gilliam '98 Learning for Success program — structured academic support ($2,500/yr)

Commute from home

	St. Catherine's Montessori	O'Connell College Preparatory School	Frassati Catholic High School	St. Pius X High School
Tuition	$20,560 2026-27 rate · 9th grade; grades 10-12: $20,753	$9,100 2025-26 rate (newest published)	$24,050 2026-27 rate	$22,850 2026-27 rate
What's included	Fees listed separately see fees Application fee: $150 Tuition deposit: $750 New Student Fee: $850 Facility fee: $800 Program fee: $2,500–$2,750	Fees listed separately see fees Registration fee: $450 Technology fee: $200 Sports fee: $150–$250 (per sport ($450 all-season package)) — 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	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
Sibling discount	10% off for each younger sibling	Multi-student assistance available (amount not published)	$3,000 off 2nd student; $9,425 off 3rd (tuition only)	Half tuition for a 3rd concurrently enrolled child
Lower school on campus	Yes 14 months–12th (Montessori)	HS only	HS only	HS only
Open house	Not posted	Not posted	Oct 28, 2026	Not posted
Required test	None	In-house placement test	HSPT or ISEE Offered on campus: Jan 9, 2027 · Jan 23, 2027	ISEE
Application deadline	Jan 15, 2027	Not posted	Not posted	Not posted
Decision date	Mar 5, 2027	Not posted	Not posted	Not posted
Financial aid	Need-based	Need-based + Merit	Need-based	Need-based + Merit
AP courses	Not posted	Not posted	Not posted	Not posted
Enrollment	23	80	364	655
Student:Teacher	14.4:1	4.5:1	11:1	7:1
Mass	Monthly	Monthly	Weekly Thursdays, 9:15 AM	Monthly
Sports	6 sports	13 sports	13 sports	14 sports
Links	Full profile Admissions	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.