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Academics

Entrance Exam

  • DuchesneISEE (Administered externally; campus tour + family interview also required)
  • St. AgnesISEE (School code 443420; up to 2 scores; first attempt before Dec 1 (ERB rule))
  • 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. Peter CTHSNone (No ISEE/HSPT. Admissions process: inquiry, then campus tour, then FACTS application.)

AP Courses

  • Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)
  • St. Agnes25
  • O'Connell3 (Confirmed via school event calendar: AP Calculus, AP Physics 1, AP Physics C. Not on an academics/curriculum page — count may be incomplete.)
  • St. Peter CTHSNot Published

Dual Credit

  • DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
  • St. AgnesNot Published
  • O'ConnellYes (Via Galveston College: English III/IV, US History, Government, Spanish I/II, German IV (TSI test required))
  • St. Peter CTHSYes (Houston Community College partnership — pathway courses at St. Peter and two HCC campuses; school provides transport during the school day)

Recommendations

  • DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
  • St. AgnesEnglish + Math teachers (due Jan 14, 2027)
  • O'ConnellNot Published
  • St. Peter CTHSEnglish teacher recommendation; Math teacher recommendation; Transcript

Honors Courses

  • Duchesne12 (Called "Advanced" courses)
  • St. Agnes12
  • O'ConnellNot Published
  • St. Peter CTHSNot Published

Notable Programs

  • DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
  • St. AgnesNot Published
  • O'ConnellSTEAM electives: Robotics, Computer Science, Esports, Horticulture, Graphic Design; Honors Engineering I & II; A La Carte program for homeschoolers
  • St. Peter CTHSNot Published

World Languages

  • DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III
  • St. AgnesNot Published
  • O'ConnellSpanish I-III · German (IV dual credit) · American Sign Language I-III
  • St. Peter CTHSNot Published

AP Exams Scored 3+

  • DuchesneNot Published
  • St. Agnes97 (% of AP exams scored 3+)
  • O'ConnellNot Published
  • St. Peter CTHSNot Published

Career & Technical Pathways

  • DuchesneNot Published
  • St. AgnesNot Published
  • O'ConnellNot Published
  • St. Peter CTHSBusiness · Construction · Education · Information Technology · Health Sciences (The school describes itself as the first Catholic career and technical high school in Texas, and the second in the United States. Graduates earn a diploma plus a Level 1 industry certification, with a possible HCC associate degree and job placement with partner businesses.)

Language Credits Required

  • DuchesneNot Published
  • St. Agnes2
  • O'ConnellNot Published
  • St. Peter CTHSNot Published

Prior Cycle Reference

  • DuchesneNot Published
  • St. AgnesNot Published
  • O'ConnellNot Published
  • St. Peter CTHS2026-27 cycle for reference: application due Jan 15, decisions released Mar 6, enrollment reply due Mar 25. 2027-28 dates not yet posted.

Robotics

  • DuchesneNot Published
  • St. AgnesSpectrum 3847 — 12 consecutive FIRST Championship appearances
  • O'ConnellNot Published
  • St. Peter CTHSNot Published

Test Score Deadline

  • DuchesneNot Published
  • St. Agnes2027-02-01
  • O'ConnellNot Published
  • St. Peter CTHSNot Published
Commute from home
Tuition
$33,600

2026-27 rate · Upper School

$28,400

2026-27 rate

$9,100

2025-26 rate (newest published)

$15,000

2026-27 rate · most families pay far less after aid

What's included
Fees listed separately see fees
  • New Student Fee: $1,500
  • Enrollment deposit: $1,000
  • Technology fee (Grade 9): $2,600
  • Textbooks: $350 (approximate, Upper School)
  • Grade 10 College Tour: $500 (grade 10)
  • Graduation fee: $600 (seniors)
  • Class trips: $175–$2,800 — optional
  • AP exams: $100–$200 (per exam) — optional
  • Athletics fee: $150–$300 (per sport) — optional
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
  • 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 discountNot PublishedNot PublishedMulti-student assistance available (amount not published)Not Published
Lower school on campus
Yes

PK3–12

HS onlyHS onlyHS only
Open houseNov 1, 2026Not postedNot postedNot posted
Required test
ISEE
ISEE

Offered on campus: Nov 14, 2026

In-house placement test
None
Application deadlineNot postedNot postedNot postedNot posted
Decision dateNot postedNot postedNot postedNot posted
Financial aid
Need-based + Merit
Need-based

No merit scholarships

Need-based + Merit
Need-based
AP courses20253Not posted
Enrollment3009348026
Student:Teacher8.1:19:14.5:1Not Published
MassNot Published
Weekly

Thursdays, 9:10 AM

Monthly
Monthly
Sports12 sports12 sports13 sportsNot posted
Links

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