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Academics

Entrance Exam

  • FrassatiHSPT or ISEE (Either test is accepted. On-campus HSPT: Jan 9 + Jan 23, 2027. ERB member 571107. Transfers may substitute PSAT.)
  • 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.)
  • 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))

Recommendations

  • Frassati3 — Principal/Counselor, English, Math (via FACTS); transcripts 6th-8th
  • St. Catherine'sNot Published
  • DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
  • St. AgnesEnglish + Math teachers (due Jan 14, 2027)

World Languages

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

AP Courses

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

Dual Credit

  • FrassatiYes (University of St. Thomas (one course/yr) + Catholic University of America (entrepreneurship))
  • St. Catherine'sNot Published
  • DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
  • St. AgnesNot Published

Honors Courses

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

Notable Programs

  • FrassatiPhysics-first science sequence; Ethics & Culture department; House System
  • St. Catherine'sNot Published
  • DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
  • St. AgnesNot Published

Academic Model

  • FrassatiNot 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.)
  • DuchesneNot Published
  • St. AgnesNot Published

AP Exams Scored 3+

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

Family Interview

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

Language Credits Required

  • FrassatiNot Published
  • St. Catherine'sNot Published
  • DuchesneNot Published
  • St. Agnes2

Robotics

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

Test Score Deadline

  • FrassatiNot Published
  • St. Catherine'sNot Published
  • DuchesneNot Published
  • St. Agnes2027-02-01
Commute from home
Tuition
$24,050

2026-27 rate

$20,560

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

$33,600

2026-27 rate · Upper School

$28,400

2026-27 rate

What's included
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 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
  • 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
Sibling discount$3,000 off 2nd student; $9,425 off 3rd (tuition only)10% off for each younger siblingNot PublishedNot Published
Lower school on campusHS only
Yes

14 months–12th (Montessori)

Yes

PK3–12

HS only
Open houseOct 28, 2026Not postedNov 1, 2026Not posted
Required test
HSPT or ISEE

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

None
ISEE
ISEE

Offered on campus: Nov 14, 2026

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

No merit scholarships

AP coursesNot postedNot posted2025
Enrollment36423300934
Student:Teacher11:114.4:18.1:19:1
Mass
Weekly

Thursdays, 9:15 AM

Monthly
Not Published
Weekly

Thursdays, 9:10 AM

Sports13 sports6 sports12 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.