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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.)
  • FrassatiHSPT or ISEE (Either test is accepted. On-campus HSPT: Jan 9 + Jan 23, 2027. ERB member 571107. Transfers may substitute PSAT.)
  • St. Peter CTHSNone (No ISEE/HSPT. Inquiry → tour → FACTS application; English + Math recommendations + transcript. Last cycle: due Jan 15, decisions Mar 6, reply Mar 25.)
  • DuchesneISEE (Administered externally; campus tour + family interview also required)

Dual Credit

  • St. John XXIIINot Published
  • FrassatiYes (University of St. Thomas (one course/yr) + Catholic University of America (entrepreneurship))
  • St. Peter CTHSYes (Houston Community College partnership — pathway courses at St. Peter and two HCC campuses; school provides transport during the school day)
  • DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)

Recommendations

  • St. John XXIIITeacher recommendations (school forms) + official transcripts; interviews for transfers only
  • Frassati3 — Principal/Counselor, English, Math (via FACTS); transcripts 6th-8th
  • St. Peter CTHSNot Published
  • DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts

World Languages

  • St. John XXIIISpanish (confirmed via Spanish NHS; full list not published)
  • FrassatiFrench (through AP; Bordeaux/Lourdes exchange) · Spanish (through AP)
  • St. Peter CTHSNot Published
  • DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III

Notable Programs

  • St. John XXIIINot Published
  • FrassatiPhysics-first science sequence; Ethics & Culture department; House System
  • St. Peter CTHSNot Published
  • DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement

AP Courses

  • St. John XXIIINot Published
  • FrassatiNot Published
  • St. Peter CTHSNot Published
  • Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)

AP Program

  • St. John XXIIIAP and honors coursework offered (count not published; Course Selection Guide not public)
  • FrassatiNot Published
  • St. Peter CTHSNot Published
  • DuchesneNot Published

Career & Technical Pathways

  • St. John XXIIINot Published
  • FrassatiNot 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.)
  • DuchesneNot Published

Family Interview

  • St. John XXIIINot Published
  • FrassatiYes (~30 min, student + parents with faculty — Jan 23 (8am-3pm) or Jan 28 (3-5pm), 2027; signups Nov 2026.)
  • St. Peter CTHSNot Published
  • DuchesneNot Published

Honors Courses

  • St. John XXIIINot Published
  • FrassatiNot Published
  • St. Peter CTHSNot Published
  • Duchesne12 (Called "Advanced" courses)
Commute from home
Tuition
$22,100

2026-27 rate

$24,050

2026-27 rate

$15,000

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

$33,600

2026-27 rate · Upper School

What's included
Fees listed separately see fees
  • New Student Enrollment Fee: $500
  • Financial aid application (Clarity): $60 — optional
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

No itemized fees published.

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
Sibling discount2nd student $17,680 ($4,420 off)$3,000 off 2nd student; $9,425 off 3rd (tuition only)Not PublishedNot Published
Lower school on campusHS onlyHS onlyHS only
Yes

PK3–12

Open houseNot postedOct 28, 2026Not postedNov 1, 2026
Required test
ISEE
HSPT or ISEE

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

None
ISEE
Application deadlineNot postedNot postedNot postedNot posted
Decision dateNot postedNot postedNot postedNot posted
Financial aid
Need-based + Merit
Need-based
Need-based
Need-based + Merit
AP coursesNot postedNot postedNot posted20
Enrollment43236426300
Student:Teacher11.3:111:1Not Published8.1:1
Mass
Weekly

Daily Mass also offered

Weekly

Thursdays, 9:15 AM

Monthly
Not Published
Sports13 sports13 sportsNot posted12 sports
Links

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