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CathedralCristo ReyDuchesneFrassatiIncarnate WordO'ConnellSt. AgnesSt. Catherine'sSt. John XXIIISt. Peter CTHSSt. Pius XSt. ThomasStrake Jesuit
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AcademicsCollege CounselingAthleticsFaith & ServiceStudent LifeArtsDaily LifeStudent SupportCollege OutcomesCost & Financial Aid
Academics
Entrance Exam
- St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
- 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.)
- DuchesneISEE (Administered externally; campus tour + family interview also required)
- CathedralISEE (or CLT for classical-school students) (Scores due Jan 30, 2027. Application opens first week of Sept 2026, due Jan 15, 2027. A family interview is required (parents + student); a shadow day can be requested at the interview.)
World Languages
- St. ThomasFrench · Spanish · Mandarin · Latin
- St. Catherine'sSpanish · Latin/French/ASL/Portuguese via independent study & university partnerships
- DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III
- CathedralLatin I-IV · Greek I-II · Modern language elective (Years 3-4)
Dual Credit
- St. ThomasYes (4 dual-credit courses via University of St. Thomas)
- St. Catherine'sNot Published
- DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
- CathedralYes (University of St. Thomas partnership (est. June 2023))
Recommendations
- St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
- St. Catherine'sNot Published
- DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
- CathedralMath, English + Administrator (HAIS forms); transcripts 3 prior years; student essay
Academic Model
- St. ThomasNot Published
- 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.)
- DuchesneNot Published
- CathedralClassical liberal arts — Trivium (Grammar/Logic/Rhetoric), Shakespeare every year, Junior Thesis, Senior Seminar + Senior Rome Trip. Four Pillars: Sacred Worship, Wisdom, Music, Art. (No AP courses are advertised; dual credit serves the advanced-coursework role.)
AP Courses
- St. Thomas21 (40+ advanced/AP courses overall)
- St. Catherine'sNot Published
- Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)
- CathedralNot Published
Learning Support
- St. ThomasLearning Enrichment Center; college counseling with 4-year plan
- St. Catherine'sNot Published
- DuchesneNot Published
- CathedralLearning Enrichment Center — an individual learning plan for every student; tutoring, accommodations and testing support
Application Deadline
- St. Thomas2027-01-15 (Opens Aug 3, 2026; supporting docs due Jan 31; rolling after)
- St. Catherine'sNot Published
- DuchesneNot Published
- CathedralNot Published
Family Interview
- St. ThomasNot Published
- St. Catherine'sNot Published
- DuchesneNot Published
- CathedralYes (Family interview at the school — parents and student)
Honors Courses
- St. ThomasNot Published
- St. Catherine'sNot Published
- Duchesne12 (Called "Advanced" courses)
- CathedralNot Published
Notable Programs
- St. ThomasNot Published
- St. Catherine'sNot Published
- DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
- CathedralNot Published
Commute from home
| Tuition | $27,900 2026-27 rate | $20,560 2026-27 rate · 9th grade; grades 10-12: $20,753 | $33,600 2026-27 rate · Upper School | $22,850 2026-27 rate |
|---|---|---|---|---|
| What's included | Included in tuition see list
Charged separately:
| Fees listed separately see fees
| Fees listed separately see fees
| Fees listed separatelyNo itemized fees published. |
| Sibling discount | $2,000/yr per sibling after the first | 10% off for each younger sibling | Not Published | Not Published |
| Lower school on campus | HS only | Yes 14 months–12th (Montessori) | Yes PK3–12 | HS only |
| Open house | Dec 6, 2026 | Not posted | Nov 1, 2026 | Nov 7, 2026 |
| Required test | ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027 | None | ISEE | ISEE (or CLT for classical-school students) |
| Application deadline | Jan 15, 2027 | Jan 15, 2027 | Not posted | Jan 15, 2027 |
| 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 | 23 | 300 | Not Published |
| Student:Teacher | 9:1 | 14.4:1 | 8.1:1 | Not Published |
| Mass | Monthly | Monthly | Not Published | Daily |
| Sports | 12 sports | 6 sports | 12 sports | 11 sports |
| Links |
“Not posted” means the school hasn’t published it yet for this admissions cycle — check each school’s full profile for sources.