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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.)
FrassatiHSPT or ISEE (Either test is accepted. On-campus HSPT: Jan 9 + Jan 23, 2027. ERB member 571107. Transfers may substitute PSAT.)
St. AgnesISEE (School code 443420; up to 2 scores; first attempt before Dec 1 (ERB rule))
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.)

World Languages

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

Dual Credit

St. Catherine'sNot Published
FrassatiYes (University of St. Thomas (one course/yr) + Catholic University of America (entrepreneurship))
St. AgnesNot Published
O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))

Notable Programs

St. Catherine'sNot Published
FrassatiPhysics-first science sequence; Ethics & Culture department; House System
St. AgnesNot Published
O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers

Recommendations

St. Catherine'sNot Published
Frassati3 — Principal/Counselor, English, Math (via FACTS); transcripts 6th-8th
St. AgnesEnglish + Math teachers (due Jan 14, 2027)
O'ConnellNot Published

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.)
FrassatiNot Published
St. AgnesNot Published
O'ConnellNot Published

AP Courses

St. Catherine'sNot Published
FrassatiNot Published
St. Agnes25
O'ConnellNot Published

AP Exams Scored 3+

St. Catherine'sNot Published
FrassatiNot Published
St. Agnes97 (% of AP exams scored 3+)
O'ConnellNot Published

Family Interview

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

Honors Courses

St. Catherine'sNot Published
FrassatiNot Published
St. Agnes12
O'ConnellNot Published

Language Credits Required

St. Catherine'sNot Published
FrassatiNot Published
St. Agnes2
O'ConnellNot Published

Robotics

St. Catherine'sNot Published
FrassatiNot Published
St. AgnesSpectrum 3847 — 12 consecutive FIRST Championship appearances
O'ConnellNot Published

Test Score Deadline

St. Catherine'sNot Published
FrassatiNot Published
St. Agnes2027-02-01
O'ConnellNot Published

Commute from home

	St. Catherine's Montessori	Frassati Catholic High School	St. Agnes Academy	O'Connell College Preparatory School
Tuition	$20,560 2026-27 rate · 9th grade; grades 10-12: $20,753	$24,050 2026-27 rate	$28,400 2026-27 rate	$9,100 2025-26 rate (newest published)
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	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 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: $450 Technology fee: $200 Sports fee: $150–$250 (per sport ($450 all-season package)) — optional
Sibling discount	10% off for each younger sibling	$3,000 off 2nd student; $9,425 off 3rd (tuition only)	Not Published	Multi-student assistance available (amount not published)
Lower school on campus	Yes 14 months–12th (Montessori)	HS only	HS only	HS only
Open house	Not posted	Oct 28, 2026	Not posted	Not posted
Required test	None	HSPT or ISEE Offered on campus: Jan 9, 2027 · Jan 23, 2027	ISEE Offered on campus: Nov 14, 2026	In-house placement test
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	Need-based No merit scholarships	Need-based + Merit
AP courses	Not posted	Not posted	25	Not posted
Enrollment	23	364	934	80
Student:Teacher	14.4:1	11:1	9:1	4.5:1
Mass	Monthly	Weekly Thursdays, 9:15 AM	Weekly Thursdays, 9:10 AM	Monthly
Sports	6 sports	13 sports	12 sports	13 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.