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Daily Life

Transportation

  • St. Peter CTHSSchool transports students to HCC campuses during the school day (home transport not published)
  • St. ThomasNo bus service; CarpooltoSchool partnership; parking garage (permit + fee)
  • O'ConnellPaid van stops in Dickinson and La Marque (mainland commuters)
  • DuchesneNot Published

Class Schedule

  • St. Peter CTHSNot Published
  • St. Thomas7:50 AM - 3:10 PM modified block — four 80-minute classes, 35-min advisory, 55-min lunch
  • O'ConnellNot Published
  • DuchesneSix-term modular "MOD" schedule — 80-minute classes, 3-4 courses per mod, 29-30 days/mod

Enrollment (federal data)

  • St. Peter CTHSNot Published
  • St. ThomasNot Published
  • O'Connell80 (NCES PSS 2023-24. Island campus; 4.5:1 student-teacher ratio.)
  • Duchesne300 (Upper School 9-12 (NCES 2023-24: 89/74/65/72). Total campus 761.)

Enrollment (school-reported)

  • St. Peter CTHS26 (2024-25 (15 freshmen + 11 sophomores), growing one grade/year — first senior class 2026-27. Founded 2022; too new for an NCES record.)
  • St. Thomas791 (2025-26; no NCES record exists for this school)
  • O'ConnellNot Published
  • DuchesneNot Published

Dress Code

  • St. Peter CTHSNot Published
  • St. ThomasCollared shirt + khakis + dress shoes; dress days add white button-up, red tie, blue blazer
  • O'ConnellNot Published
  • DuchesneNot Published

Full Campus

  • St. Peter CTHSNot Published
  • St. ThomasNot Published
  • O'ConnellNot Published
  • DuchesnePK3–12 (all-girls); Upper School is grades 9–12

School Day

  • St. Peter CTHSNot Published
  • St. ThomasNot Published
  • O'ConnellClasses 8:00 AM - 3:20 PM
  • DuchesneNot Published

Student–Teacher Ratio (federal data)

  • St. Peter CTHSNot Published
  • St. ThomasNot Published
  • O'ConnellNot Published
  • Duchesne8.1:1 (NCES 2023-24, campus-wide)
Commute from home
Tuition
$15,000

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

$27,900

2026-27 rate

$9,100

2025-26 rate (newest published)

$33,600

2026-27 rate · Upper School

What's included
Fees listed separately

No itemized fees published.

Included in tuition see list
  • Laptop & technology

Charged separately:

  • Application fee: $75
  • Registration fee: $700
  • Camp Aquinas (freshman retreat): $650 (freshmen)
  • Class retreat: $325 (returning/transfer students)
  • Books: $550
  • Athletics fee: $250 (per sport) — optional
  • AP exam: $99 (per course) — 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 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 Published$2,000/yr per sibling after the firstMulti-student assistance available (amount not published)Not Published
Lower school on campusHS onlyHS onlyHS only
Yes

PK3–12

Open houseNot postedDec 6, 2026Not postedNov 1, 2026
Required test
None
ISEE

Offered on campus: Nov 14, 2026 · Jan 9, 2027

In-house placement test
ISEE
Application deadlineNot postedJan 15, 2027Not postedNot posted
Decision dateNot postedMar 5, 2027Not postedNot posted
Financial aid
Need-based
Need-based + Merit
Need-based + Merit
Need-based + Merit
AP coursesNot posted21Not posted20
Enrollment2679180300
Student:TeacherNot Published9:14.5:18.1:1
Mass
Monthly
Monthly
Monthly
Not Published
SportsNot posted12 sports13 sports12 sports
Links

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