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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

Dual Credit

DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
Incarnate WordYes (4 courses with Lone Star College)
St. Pius XYes (Via college partnerships (institutions not named))
O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))

Entrance Exam

DuchesneISEE (Administered externally; campus tour + family interview also required)
Incarnate WordISEE (School code 570451; up to two scores. Application opens Aug 17, 2026.)
St. Pius XISEE (School code 571082; 9th-grade applicants. Transfers submit PSAT/SAT/ACT. School offers an ISEE prep course. Application opens Sept 1.)
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.)

Notable Programs

DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
Incarnate WordYoung Leaders Program; 5 endorsements; STEM emphasis
St. Pius X"Engineer Your World I & II," Computer Science; electives in Business, Law, Psychology, Media Arts
O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers

Recommendations

DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
Incarnate WordMath + English teachers (HAIS forms); transcripts 6th, 7th, 1st-sem 8th
St. Pius XMath + English teachers, Principal/Counselor; student essay; transcripts
O'ConnellNot Published

AP Courses

Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)
Incarnate Word18 (Academics page says 18, FAQ says 19; AP Honor Roll Platinum; >75% of AP testers score 3-5)
St. Pius XNot Published
O'ConnellNot Published

World Languages

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

Application Deadline

DuchesneNot Published
Incarnate Word2026-12-14 (Earliest deadline of the Houston Catholic schools; supplemental materials Jan 29, 2027)
St. Pius XNot Published
O'ConnellNot Published

Honors & AP Courses

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

Honors Courses

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

Learning Support

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

Commute from home

	Duchesne Academy of the Sacred Heart	Incarnate Word Academy	St. Pius X High School	O'Connell College Preparatory School
Tuition	$33,600 2026-27 rate · Upper School	$22,800 2026-27 rate	$22,850 2026-27 rate	$9,100 2025-26 rate (newest published)
What's included	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 Registration fee: $350 Tuition deposit: $500 Freshman fee (orientation camp): $350 (freshmen) Senior fee (graduation + retreat): $300 (seniors) Books: —	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 Registration fee: $450 Technology fee: $200 Sports fee: $150–$250 (per sport ($450 all-season package)) — optional
Sibling discount	Not Published	Not Published	Half tuition for a 3rd concurrently enrolled child	Multi-student assistance available (amount not published)
Lower school on campus	Yes PK3–12	HS only	HS only	HS only
Open house	Nov 1, 2026	Nov 8, 2026	Not posted	Not posted
Required test	ISEE	ISEE Offered on campus: Jan 9, 2027	ISEE	In-house placement test
Application deadline	Not posted	Dec 14, 2026	Not posted	Not posted
Decision date	Not posted	Mar 5, 2027	Not posted	Not posted
Financial aid	Need-based + Merit	Need-based + Merit	Need-based + Merit	Need-based + Merit
AP courses	20	18	Not posted	Not posted
Enrollment	300	248	655	80
Student:Teacher	8.1:1	8.3:1	7:1	4.5:1
Mass	Not Published	Monthly	Monthly	Monthly
Sports	12 sports	10 sports	14 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.