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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. Pius XISEE (School code 571082; 9th-grade applicants. Transfers submit PSAT/SAT/ACT. School offers an ISEE prep course. Application opens Sept 1.)
DuchesneISEE (Administered externally; campus tour + family interview also required)
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.)

Dual Credit

St. Pius XYes (Via college partnerships (institutions not named))
DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
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. Pius X"Engineer Your World I & II," Computer Science; electives in Business, Law, Psychology, Media Arts
DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
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. Pius XMath + English teachers, Principal/Counselor; student essay; transcripts
DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
St. AgnesEnglish + Math teachers (due Jan 14, 2027)
O'ConnellNot Published

AP Courses

St. Pius XNot Published
Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)
St. Agnes25
O'ConnellNot Published

Honors Courses

St. Pius XNot Published
Duchesne12 (Called "Advanced" courses)
St. Agnes12
O'ConnellNot Published

World Languages

St. Pius XNot Published
DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III
St. AgnesNot Published
O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III

AP Exams Scored 3+

St. Pius XNot Published
DuchesneNot Published
St. Agnes97 (% of AP exams scored 3+)
O'ConnellNot Published

Honors & AP Courses

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

Language Credits Required

St. Pius XNot Published
DuchesneNot Published
St. Agnes2
O'ConnellNot Published

Learning Support

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

Robotics

St. Pius XNot Published
DuchesneNot Published
St. AgnesSpectrum 3847 — 12 consecutive FIRST Championship appearances
O'ConnellNot Published

Test Score Deadline

St. Pius XNot Published
DuchesneNot Published
St. Agnes2027-02-01
O'ConnellNot Published

Commute from home

	St. Pius X High School	Duchesne Academy of the Sacred Heart	St. Agnes Academy	O'Connell College Preparatory School
Tuition	$22,850 2026-27 rate	$33,600 2026-27 rate · Upper School	$28,400 2026-27 rate	$9,100 2025-26 rate (newest published)
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	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	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	Half tuition for a 3rd concurrently enrolled child	Not Published	Not Published	Multi-student assistance available (amount not published)
Lower school on campus	HS only	Yes PK3–12	HS only	HS only
Open house	Not posted	Nov 1, 2026	Not posted	Not posted
Required test	ISEE	ISEE	ISEE Offered on campus: Nov 14, 2026	In-house placement test
Application deadline	Not posted	Not posted	Not posted	Not posted
Decision date	Not posted	Not posted	Not posted	Not posted
Financial aid	Need-based + Merit	Need-based + Merit	Need-based No merit scholarships	Need-based + Merit
AP courses	Not posted	20	25	Not posted
Enrollment	655	300	934	80
Student:Teacher	7:1	8.1:1	9:1	4.5:1
Mass	Monthly	Not Published	Weekly Thursdays, 9:10 AM	Monthly
Sports	14 sports	12 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.