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Daily Life

Enrollment (federal data)

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

Enrollment (school-reported)

  • DuchesneNot Published
  • Frassati364 (2025-26 Fast Facts; NCES 2023-24: 321 — young, growing school (opened 2013))
  • 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.)
  • O'ConnellNot Published

Student–Teacher Ratio (federal data)

  • Duchesne8.1:1 (NCES 2023-24, campus-wide)
  • Frassati12.8:1 (NCES 2023-24: 321 / 25.0 FTE; school reports 11:1)
  • St. Peter CTHSNot Published
  • O'ConnellNot Published

Transportation

  • DuchesneNot Published
  • FrassatiNot Published
  • St. Peter CTHSSchool transports students to HCC campuses during the school day (home transport not published)
  • 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
  • FrassatiNot Published
  • St. Peter CTHSNot Published
  • O'ConnellNot Published

Dress Code

  • DuchesneNot Published
  • FrassatiRisse Brothers + Lands' End uniforms
  • St. Peter CTHSNot Published
  • O'ConnellNot Published

Full Campus

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

School Day

  • DuchesneNot Published
  • FrassatiNot Published
  • St. Peter CTHSNot Published
  • O'ConnellClasses 8:00 AM - 3:20 PM
Commute from home
Tuition
$33,600

2026-27 rate · Upper School

$24,050

2026-27 rate

$15,000

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

$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
  • 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

No itemized fees published.

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$3,000 off 2nd student; $9,425 off 3rd (tuition only)Not PublishedMulti-student assistance available (amount not published)
Lower school on campus
Yes

PK3–12

HS onlyHS onlyHS only
Open houseNov 1, 2026Oct 28, 2026Not postedNot posted
Required test
ISEE
HSPT or ISEE

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

None
In-house placement test
Application deadlineNot postedNot postedNot postedNot posted
Decision dateNot postedNot postedNot postedNot posted
Financial aid
Need-based + Merit
Need-based
Need-based
Need-based + Merit
AP courses20Not postedNot postedNot posted
Enrollment3003642680
Student:Teacher8.1:111:1Not Published4.5:1
MassNot Published
Weekly

Thursdays, 9:15 AM

Monthly
Monthly
Sports12 sports13 sportsNot posted13 sports
Links

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