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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)
  • DuchesneNot Published
  • O'ConnellPaid van stops in Dickinson and La Marque (mainland commuters)

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
  • DuchesneSix-term modular "MOD" schedule — 80-minute classes, 3-4 courses per mod, 29-30 days/mod
  • O'ConnellNot Published

Enrollment (federal data)

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

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)
  • DuchesneNot Published
  • O'ConnellNot Published

Dress Code

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

Full Campus

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

School Day

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

Student–Teacher Ratio (federal data)

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

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

$27,900

2026-27 rate

$33,600

2026-27 rate · Upper School

$9,100

2025-26 rate (newest published)

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
  • 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
  • Registration fee: $450
  • Technology fee: $200
  • Sports fee: $150–$250 (per sport ($450 all-season package)) — optional
Sibling discountNot Published$2,000/yr per sibling after the firstNot PublishedMulti-student assistance available (amount not published)
Lower school on campusHS onlyHS only
Yes

PK3–12

HS only
Open houseNot postedDec 6, 2026Nov 1, 2026Not posted
Required test
None
ISEE

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

ISEE
In-house placement test
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 posted2120Not posted
Enrollment2679130080
Student:TeacherNot Published9:18.1:14.5:1
Mass
Monthly
Monthly
Not Published
Monthly
SportsNot posted12 sports12 sports13 sports
Links

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