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Academics

Entrance Exam

  • St. AgnesISEE (School code 443420; up to 2 scores; first attempt before Dec 1 (ERB rule))
  • 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.)
  • 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.)
  • Strake JesuitISEE (School code 570964; 9th/10th applicants. 11th-12th transfers submit PSAT instead. ISEE fee $170 (paid to ERB).)

Recommendations

  • St. AgnesEnglish + Math teachers (due Jan 14, 2027)
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake Jesuit3 — English teacher, Math teacher, Principal/Counselor (electronic via mySJ, not before Nov 1)

World Languages

  • St. AgnesNot Published
  • St. Catherine'sSpanish · Latin/French/ASL/Portuguese via independent study & university partnerships
  • O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III
  • Strake JesuitNot Published

Academic Model

  • St. AgnesNot 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.)
  • O'ConnellNot Published
  • Strake JesuitNot Published

AP Courses

  • St. Agnes25
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake JesuitNot Published

AP Exams Scored 3+

  • St. Agnes97 (% of AP exams scored 3+)
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake JesuitNot Published

AP Scholar Awards

  • St. AgnesNot Published
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake Jesuit388

Application Deadline

  • St. AgnesNot Published
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake Jesuit2027-01-15 (Supplemental documents due Jan 31; rolling after that if space)

Dual Credit

  • St. AgnesNot Published
  • St. Catherine'sNot Published
  • O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))
  • Strake JesuitNot Published

Honors Courses

  • St. Agnes12
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake JesuitNot Published

Language Credits Required

  • St. Agnes2
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake JesuitNot Published

Learning Support

  • St. AgnesNot Published
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake JesuitAcademic Resource Center + Learning Resource Center (learning differences)

Notable Programs

  • St. AgnesNot Published
  • St. Catherine'sNot Published
  • O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers
  • Strake JesuitNot Published

Robotics

  • St. AgnesSpectrum 3847 — 12 consecutive FIRST Championship appearances
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake JesuitNot Published

STEM Recognition

  • St. AgnesNot Published
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake JesuitNewsweek: #27 of 5,000 STEM schools

Test Prep

  • St. AgnesNot Published
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake JesuitFree Ray Dass PSAT/SAT/ACT prep; national SAT/ACT test center on campus

Test Score Deadline

  • St. Agnes2027-02-01
  • St. Catherine'sNot Published
  • O'ConnellNot Published
  • Strake JesuitNot Published
Commute from home
Tuition
$28,400

2026-27 rate

$20,560

2026-27 rate · 9th grade; grades 10-12: $20,753

$9,100

2025-26 rate (newest published)

$29,970

2026-27 rate

What's included
Fees listed separately see fees
  • Application fee: $75 ($125 for transfer applicants)
  • Enrollment deposit: $500
  • Tablet PC (technology): $1,725
  • AP test fee: $105 (per AP / Honors-AP class) — optional
  • Senior fee: $350 (seniors only) — optional
  • Athletics fee: $150 (per sport) — optional
Fees listed separately see fees
  • Application fee: $150
  • Tuition deposit: $750
  • New Student Fee: $850
  • Facility fee: $800
  • Program fee: $2,500–$2,750
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
  • 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
Sibling discountNot Published10% off for each younger siblingMulti-student assistance available (amount not published)Not Published
Lower school on campusHS only
Yes

14 months–12th (Montessori)

HS onlyHS only
Open houseNot postedNot postedNot postedDec 3, 2026
Required test
ISEE

Offered on campus: Nov 14, 2026

None
In-house placement test
ISEE

Offered on campus: Oct 31, 2026 · Jan 9, 2027

Application deadlineNot postedJan 15, 2027Not postedJan 15, 2027
Decision dateNot postedMar 5, 2027Not postedMar 5, 2027
Financial aid
Need-based

No merit scholarships

Need-based
Need-based + Merit
Need-based
AP courses25Not postedNot postedNot posted
Enrollment93423801,390
Student:Teacher9:114.4:14.5:110:1
Mass
Weekly

Thursdays, 9:10 AM

Monthly
Monthly
Monthly

Daily Mass also offered

Sports12 sports6 sports13 sports17 sports
Links

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