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Academics

Dual Credit

  • FrassatiYes (University of St. Thomas (one course/yr) + Catholic University of America (entrepreneurship))
  • St. ThomasYes (4 dual-credit courses via University of St. Thomas)
  • O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))
  • CathedralYes (University of St. Thomas partnership (est. June 2023))

Entrance Exam

  • FrassatiHSPT or ISEE (Either test is accepted. On-campus HSPT: Jan 9 + Jan 23, 2027. ERB member 571107. Transfers may substitute PSAT.)
  • St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
  • 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.)
  • 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

  • FrassatiFrench (through AP; Bordeaux/Lourdes exchange) · Spanish (through AP)
  • St. ThomasFrench · Spanish · Mandarin · Latin
  • O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III
  • CathedralLatin I-IV · Greek I-II · Modern language elective (Years 3-4)

Recommendations

  • Frassati3 — Principal/Counselor, English, Math (via FACTS); transcripts 6th-8th
  • St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
  • O'ConnellNot Published
  • CathedralMath, English + Administrator (HAIS forms); transcripts 3 prior years; student essay

Family Interview

  • FrassatiYes (~30 min, student + parents with faculty — Jan 23 (8am-3pm) or Jan 28 (3-5pm), 2027; signups Nov 2026.)
  • St. ThomasNot Published
  • O'ConnellNot Published
  • CathedralYes (Family interview at the school — parents and student)

Learning Support

  • FrassatiNot Published
  • St. ThomasLearning Enrichment Center; college counseling with 4-year plan
  • O'ConnellNot Published
  • CathedralLearning Enrichment Center — an individual learning plan for every student; tutoring, accommodations and testing support

Notable Programs

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

Academic Model

  • FrassatiNot Published
  • St. ThomasNot Published
  • O'ConnellNot 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

  • FrassatiNot Published
  • St. Thomas21 (40+ advanced/AP courses overall)
  • O'ConnellNot Published
  • CathedralNot Published

Application Deadline

  • FrassatiNot Published
  • St. Thomas2027-01-15 (Opens Aug 3, 2026; supporting docs due Jan 31; rolling after)
  • O'ConnellNot Published
  • CathedralNot Published
Commute from home
Tuition
$24,050

2026-27 rate

$27,900

2026-27 rate

$9,100

2025-26 rate (newest published)

$22,850

2026-27 rate

What's included
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
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
Fees listed separately see fees
  • Registration fee: $450
  • Technology fee: $200
  • Sports fee: $150–$250 (per sport ($450 all-season package)) — optional
Fees listed separately

No itemized fees published.

Sibling discount$3,000 off 2nd student; $9,425 off 3rd (tuition only)$2,000/yr per sibling after the firstMulti-student assistance available (amount not published)Not Published
Lower school on campusHS onlyHS onlyHS onlyHS only
Open houseOct 28, 2026Dec 6, 2026Not postedNov 7, 2026
Required test
HSPT or ISEE

Offered on campus: Jan 9, 2027 · Jan 23, 2027

ISEE

Offered on campus: Nov 14, 2026 · Jan 9, 2027

In-house placement test
ISEE (or CLT for classical-school students)
Application deadlineNot postedJan 15, 2027Not postedJan 15, 2027
Decision dateNot postedMar 5, 2027Not postedNot posted
Financial aid
Need-based
Need-based + Merit
Need-based + Merit
Need-based + Merit
AP coursesNot posted21Not postedNot posted
Enrollment36479180Not Published
Student:Teacher11:19:14.5:1Not Published
Mass
Weekly

Thursdays, 9:15 AM

Monthly
Monthly
Daily
Sports13 sports12 sports13 sports11 sports
Links

“Not posted” means the school hasn’t published it yet for this admissions cycle — check each school’s full profile for sources.