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Daily Life

Enrollment (federal data)

  • Duchesne300 (Upper School 9-12 (NCES 2023-24: 89/74/65/72). Total campus 761.)
  • St. ThomasNot Published
  • Cristo Rey472 (NCES PSS 2023-24)
  • O'Connell80 (NCES PSS 2023-24. Island campus; 4.5:1 student-teacher ratio.)

Transportation

  • DuchesneNot Published
  • St. ThomasNo bus service; CarpooltoSchool partnership; parking garage (permit + fee)
  • Cristo ReyOptional fee-based carpool service; work-study transport provided by school
  • O'ConnellPaid van stops in Dickinson and La Marque (mainland commuters)

Class Schedule

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

Dress Code

  • DuchesneNot Published
  • St. ThomasCollared shirt + khakis + dress shoes; dress days add white button-up, red tie, blue blazer
  • Cristo ReyDaily uniform reflecting corporate workplace dress (Risse Brothers)
  • O'ConnellNot Published

School Day

  • DuchesneNot Published
  • St. ThomasNot Published
  • Cristo Rey7:30 AM – 4:00 PM; one weekday spent at the work-study job
  • O'ConnellClasses 8:00 AM - 3:20 PM

Student–Teacher Ratio (federal data)

  • Duchesne8.1:1 (NCES 2023-24, campus-wide)
  • St. ThomasNot Published
  • Cristo Rey11.8:1 (NCES 2023-24: 472 / 40.0 FTE)
  • O'ConnellNot Published

Enrollment (school-reported)

  • DuchesneNot Published
  • St. Thomas791 (2025-26; no NCES record exists for this school)
  • Cristo ReyNot Published
  • O'ConnellNot Published

Full Campus

  • DuchesnePK3–12 (all-girls); Upper School is grades 9–12
  • St. ThomasNot Published
  • Cristo ReyNot Published
  • O'ConnellNot Published
Commute from home
Tuition
$33,600

2026-27 rate · Upper School

$27,900

2026-27 rate

$8,000

2026-27 · sliding scale by income — average family pays $783/yr

$9,100

2025-26 rate (newest published)

What's included
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
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
Included in tuition see list
  • All classes and materials
  • Laptop (kept 4 years + college)
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 campus
Yes

PK3–12

HS onlyHS onlyHS only
Open houseNov 1, 2026Dec 6, 2026Not postedNot posted
Required test
ISEE
ISEE

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

None
In-house placement test
Application deadlineNot postedJan 15, 2027Not postedNot posted
Decision dateNot postedMar 5, 2027Not postedNot posted
Financial aid
Need-based + Merit
Need-based + Merit
Need-based
Need-based + Merit
AP courses2021123
Enrollment30079147280
Student:Teacher8.1:19:111.8:14.5:1
MassNot Published
Monthly
Monthly

Fridays, 10:00 AM

Daily Mass also offered

Monthly
Sports12 sports12 sports10 sports13 sports
Links

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