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Academics

Entrance Exam

  • St. John XXIIIISEE (School code 570048; 9th grade. 11th/12th transfers submit PSAT. Last cycle: opened Sept 1, deadline Jan 15, docs Jan 31, rolling after.)
  • St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
  • Cristo ReyNone (No ISEE/HSPT. Reviews grades, test scores, recommendations + 30-min student interview. Must be 14 by Sept 1, work-authorized, and income-eligible.)
  • 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.)

World Languages

  • St. John XXIIISpanish (confirmed via Spanish NHS; full list not published)
  • St. ThomasFrench · Spanish · Mandarin · Latin
  • Cristo ReySpanish (through AP Language & Literature) (3 foreign-language credits required)
  • O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III

AP Courses

  • St. John XXIIINot Published
  • St. Thomas21 (40+ advanced/AP courses overall)
  • Cristo Rey12 (Plus 4 Pre-AP (2026-27 list))
  • O'ConnellNot Published

Dual Credit

  • St. John XXIIINot Published
  • St. ThomasYes (4 dual-credit courses via University of St. Thomas)
  • Cristo ReyNot Published
  • O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))

Recommendations

  • St. John XXIIITeacher recommendations (school forms) + official transcripts; interviews for transfers only
  • St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
  • Cristo ReyNot Published
  • O'ConnellNot Published

AP Program

  • St. John XXIIIAP and honors coursework offered (count not published; Course Selection Guide not public)
  • St. ThomasNot Published
  • Cristo ReyNot Published
  • O'ConnellNot Published

Application Deadline

  • St. John XXIIINot Published
  • St. Thomas2027-01-15 (Opens Aug 3, 2026; supporting docs due Jan 31; rolling after)
  • Cristo ReyNot Published
  • O'ConnellNot Published

Corporate Work-Study

  • St. John XXIIINot Published
  • St. ThomasNot Published
  • Cristo ReyEvery student works one weekday (~7 hrs) at a corporate partner (140+ partners); 4 students job-share one position; schedules built so no classes are missed. Graded 4-credit Practicum; 750+ work hours by graduation; school provides transport to jobs.
  • O'ConnellNot Published

Learning Support

  • St. John XXIIINot Published
  • St. ThomasLearning Enrichment Center; college counseling with 4-year plan
  • Cristo ReyNot Published
  • O'ConnellNot Published

Notable Programs

  • St. John XXIIINot Published
  • St. ThomasNot Published
  • Cristo ReyNot Published
  • O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers
Commute from home
Tuition
$22,100

2026-27 rate

$27,900

2026-27 rate

$8,000

2026-27 · sliding scale by income — average family pays $783/yr

$9,100

2025-26 rate (newest published)

What's included
Fees listed separately see fees
  • New Student Enrollment Fee: $500
  • Financial aid application (Clarity): $60 — 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
Included in tuition see list
  • All classes and materials
  • Laptop (kept 4 years + college)
Fees listed separately see fees
  • Registration fee: $450
  • Technology fee: $200
  • Sports fee: $150–$250 (per sport ($450 all-season package)) — optional
Sibling discount2nd student $17,680 ($4,420 off)$2,000/yr per sibling after the firstNot PublishedMulti-student assistance available (amount not published)
Lower school on campusHS onlyHS onlyHS onlyHS only
Open houseNot postedDec 6, 2026Not postedNot posted
Required test
ISEE
ISEE

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

None
In-house placement test
Application deadlineNot postedJan 15, 2027Not postedNot posted
Decision dateNot postedMar 5, 2027Not postedNot posted
Financial aid
Need-based + Merit
Need-based + Merit
Need-based
Need-based + Merit
AP coursesNot posted2112Not posted
Enrollment43279147280
Student:Teacher11.3:19:111.8:14.5:1
Mass
Weekly

Daily Mass also offered

Monthly
Monthly

Fridays, 10:00 AM

Daily Mass also offered

Monthly
Sports13 sports12 sports10 sports13 sports
Links

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