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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.)
  • Strake JesuitISEE (School code 570964; 9th/10th applicants. 11th-12th transfers submit PSAT instead. ISEE fee $170 (paid to ERB).)
  • DuchesneISEE (Administered externally; campus tour + family interview also required)

Recommendations

  • St. AgnesEnglish + Math teachers (due Jan 14, 2027)
  • St. Catherine'sNot Published
  • Strake Jesuit3 — English teacher, Math teacher, Principal/Counselor (electronic via mySJ, not before Nov 1)
  • DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts

AP Courses

  • St. Agnes25
  • St. Catherine'sNot Published
  • Strake JesuitNot Published
  • Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)

Honors Courses

  • St. Agnes12
  • St. Catherine'sNot Published
  • Strake JesuitNot Published
  • Duchesne12 (Called "Advanced" courses)

World Languages

  • St. AgnesNot Published
  • St. Catherine'sSpanish · Latin/French/ASL/Portuguese via independent study & university partnerships
  • Strake JesuitNot Published
  • DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III

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.)
  • Strake JesuitNot Published
  • DuchesneNot Published

AP Exams Scored 3+

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

AP Scholar Awards

  • St. AgnesNot Published
  • St. Catherine'sNot Published
  • Strake Jesuit388
  • DuchesneNot Published

Application Deadline

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

Dual Credit

  • St. AgnesNot Published
  • St. Catherine'sNot Published
  • Strake JesuitNot Published
  • DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)

Language Credits Required

  • St. Agnes2
  • St. Catherine'sNot Published
  • Strake JesuitNot Published
  • DuchesneNot Published

Learning Support

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

Notable Programs

  • St. AgnesNot Published
  • St. Catherine'sNot Published
  • Strake JesuitNot Published
  • DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement

Robotics

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

STEM Recognition

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

Test Prep

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

Test Score Deadline

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

2026-27 rate

$20,560

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

$29,970

2026-27 rate

$33,600

2026-27 rate · Upper School

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
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
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 discountNot Published10% off for each younger siblingNot PublishedNot Published
Lower school on campusHS only
Yes

14 months–12th (Montessori)

HS only
Yes

PK3–12

Open houseNot postedNot postedDec 3, 2026Nov 1, 2026
Required test
ISEE

Offered on campus: Nov 14, 2026

None
ISEE

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

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

No merit scholarships

Need-based
Need-based
Need-based + Merit
AP courses25Not postedNot posted20
Enrollment934231,390300
Student:Teacher9:114.4:110:18.1:1
Mass
Weekly

Thursdays, 9:10 AM

Monthly
Monthly

Daily Mass also offered

Not Published
Sports12 sports6 sports17 sports12 sports
Links

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