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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. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
Strake JesuitISEE (School code 570964; 9th/10th applicants. 11th-12th transfers submit PSAT instead. ISEE fee $170 (paid to ERB).)
DuchesneISEE (Administered externally; campus tour + family interview also required)
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. ThomasYes (4 dual-credit courses via University of St. Thomas)
Strake JesuitNot Published
DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))

Recommendations

St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
Strake Jesuit3 — English teacher, Math teacher, Principal/Counselor (electronic via mySJ, not before Nov 1)
DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
O'ConnellNot Published

World Languages

St. ThomasFrench · Spanish · Mandarin · Latin
Strake JesuitNot Published
DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III
O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III

AP Courses

St. Thomas21 (40+ advanced/AP courses overall)
Strake JesuitNot Published
Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)
O'ConnellNot Published

Application Deadline

St. Thomas2027-01-15 (Opens Aug 3, 2026; supporting docs due Jan 31; rolling after)
Strake Jesuit2027-01-15 (Supplemental documents due Jan 31; rolling after that if space)
DuchesneNot Published
O'ConnellNot Published

Learning Support

St. ThomasLearning Enrichment Center; college counseling with 4-year plan
Strake JesuitAcademic Resource Center + Learning Resource Center (learning differences)
DuchesneNot Published
O'ConnellNot Published

Notable Programs

St. ThomasNot Published
Strake JesuitNot Published
DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers

AP Scholar Awards

St. ThomasNot Published
Strake Jesuit388
DuchesneNot Published
O'ConnellNot Published

Honors Courses

St. ThomasNot Published
Strake JesuitNot Published
Duchesne12 (Called "Advanced" courses)
O'ConnellNot Published

STEM Recognition

St. ThomasNot Published
Strake JesuitNewsweek: #27 of 5,000 STEM schools
DuchesneNot Published
O'ConnellNot Published

Test Prep

St. ThomasNot Published
Strake JesuitFree Ray Dass PSAT/SAT/ACT prep; national SAT/ACT test center on campus
DuchesneNot Published
O'ConnellNot Published

Commute from home

	St. Thomas High School	Strake Jesuit College Preparatory	Duchesne Academy of the Sacred Heart	O'Connell College Preparatory School
Tuition	$27,900 2026-27 rate	$29,970 2026-27 rate	$33,600 2026-27 rate · Upper School	$9,100 2025-26 rate (newest published)
What's included	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	Included in tuition see list Textbooks (physical + digital) iPad + keyboard case with insurance AP exam fees SAT/ACT prep Course fees (ceramics, science labs) Academic support Most extracurricular/athletic expenses Lab goggles + PE uniforms Parking Charged separately: ISEE exam (paid to ERB): $170 (applicants) — 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 Registration fee: $450 Technology fee: $200 Sports fee: $150–$250 (per sport ($450 all-season package)) — optional
Sibling discount	$2,000/yr per sibling after the first	Not Published	Not Published	Multi-student assistance available (amount not published)
Lower school on campus	HS only	HS only	Yes PK3–12	HS only
Open house	Dec 6, 2026	Dec 3, 2026	Nov 1, 2026	Not posted
Required test	ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027	ISEE Offered on campus: Oct 31, 2026 · Jan 9, 2027	ISEE	In-house placement test
Application deadline	Jan 15, 2027	Jan 15, 2027	Not posted	Not posted
Decision date	Mar 5, 2027	Mar 5, 2027	Not posted	Not posted
Financial aid	Need-based + Merit	Need-based	Need-based + Merit	Need-based + Merit
AP courses	21	Not posted	20	Not posted
Enrollment	791	1,390	300	80
Student:Teacher	9:1	10:1	8.1:1	4.5:1
Mass	Monthly	Monthly Daily Mass also offered	Not Published	Monthly
Sports	12 sports	17 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.