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Academics

Dual Credit

  • FrassatiYes (University of St. Thomas (one course/yr) + Catholic University of America (entrepreneurship))
  • O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))
  • St. ThomasYes (4 dual-credit courses via University of St. Thomas)
  • 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.)
  • 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.)
  • St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
  • 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)
  • O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III
  • St. ThomasFrench · Spanish · Mandarin · Latin
  • CathedralLatin I-IV · Greek I-II · Modern language elective (Years 3-4)

Recommendations

  • Frassati3 — Principal/Counselor, English, Math (via FACTS); transcripts 6th-8th
  • O'ConnellNot Published
  • St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
  • 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.)
  • O'ConnellNot Published
  • St. ThomasNot Published
  • CathedralYes (Family interview at the school — parents and student)

Learning Support

  • FrassatiNot Published
  • O'ConnellNot Published
  • St. ThomasLearning Enrichment Center; college counseling with 4-year plan
  • 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
  • O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers
  • St. ThomasNot Published
  • CathedralNot Published

Academic Model

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

Application Deadline

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

2026-27 rate

$9,100

2025-26 rate (newest published)

$27,900

2026-27 rate

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

No itemized fees published.

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

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

In-house placement test
ISEE

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

ISEE (or CLT for classical-school students)
Application deadlineNot postedNot postedJan 15, 2027Jan 15, 2027
Decision dateNot postedNot postedMar 5, 2027Not posted
Financial aid
Need-based
Need-based + Merit
Need-based + Merit
Need-based + Merit
AP coursesNot postedNot posted21Not posted
Enrollment36480791Not Published
Student:Teacher11:14.5:19:1Not Published
Mass
Weekly

Thursdays, 9:15 AM

Monthly
Monthly
Daily
Sports13 sports13 sports12 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.