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CathedralCristo ReyDuchesneFrassatiIncarnate WordO'ConnellSt. AgnesSt. Catherine'sSt. John XXIIISt. Peter CTHSSt. Pius XSt. ThomasStrake Jesuit
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Daily Life
Enrollment (federal data)
- 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.)
- St. Catherine's23 (Grades 9-12 (NCES 2023-24: 7/8/6/2); campus total ~265 (14 months-12th).)
- St. ThomasNot Published
Class Schedule
- DuchesneSix-term modular "MOD" schedule — 80-minute classes, 3-4 courses per mod, 29-30 days/mod
- O'ConnellNot Published
- St. Catherine'sNot Published
- St. Thomas7:50 AM - 3:10 PM modified block — four 80-minute classes, 35-min advisory, 55-min lunch
Full Campus
- DuchesnePK3–12 (all-girls); Upper School is grades 9–12
- O'ConnellNot Published
- St. Catherine's14 months - 12th grade (coed); Adolescent Community gr 7-9; High School gr 10-12 (launched 2017)
- St. ThomasNot Published
School Day
- DuchesneNot Published
- O'ConnellClasses 8:00 AM - 3:20 PM
- St. Catherine's8:00 AM - 3:45 PM (extended care available)
- St. ThomasNot Published
Transportation
- DuchesneNot Published
- O'ConnellPaid van stops in Dickinson and La Marque (mainland commuters)
- St. Catherine'sNot Published
- St. ThomasNo bus service; CarpooltoSchool partnership; parking garage (permit + fee)
Dress Code
- DuchesneNot Published
- O'ConnellNot Published
- St. Catherine'sNot Published
- St. ThomasCollared shirt + khakis + dress shoes; dress days add white button-up, red tie, blue blazer
Enrollment (school-reported)
- DuchesneNot Published
- O'ConnellNot Published
- St. Catherine'sNot Published
- St. Thomas791 (2025-26; no NCES record exists for this school)
Student–Teacher Ratio (federal data)
- Duchesne8.1:1 (NCES 2023-24, campus-wide)
- O'ConnellNot Published
- St. Catherine'sNot Published
- St. ThomasNot Published
Commute from home
| Tuition | $33,600 2026-27 rate · Upper School | $9,100 2025-26 rate (newest published) | $20,560 2026-27 rate · 9th grade; grades 10-12: $20,753 | $27,900 2026-27 rate |
|---|---|---|---|---|
| What's included | Fees listed separately see fees
| Fees listed separately see fees
| Fees listed separately see fees
| Included in tuition see list
Charged separately:
|
| Sibling discount | Not Published | Multi-student assistance available (amount not published) | 10% off for each younger sibling | $2,000/yr per sibling after the first |
| Lower school on campus | Yes PK3–12 | HS only | Yes 14 months–12th (Montessori) | HS only |
| Open house | Nov 1, 2026 | Not posted | Not posted | Dec 6, 2026 |
| Required test | ISEE | In-house placement test | None | ISEE Offered on campus: Nov 14, 2026 · Jan 9, 2027 |
| Application deadline | Not posted | Not posted | Jan 15, 2027 | Jan 15, 2027 |
| Decision date | Not posted | Not posted | Mar 5, 2027 | Mar 5, 2027 |
| Financial aid | Need-based + Merit | Need-based + Merit | Need-based | Need-based + Merit |
| AP courses | 20 | Not posted | Not posted | 21 |
| Enrollment | 300 | 80 | 23 | 791 |
| Student:Teacher | 8.1:1 | 4.5:1 | 14.4:1 | 9:1 |
| Mass | Not Published | Monthly | Monthly | Monthly |
| Sports | 12 sports | 13 sports | 6 sports | 12 sports |
| Links |
“Not posted” means the school hasn’t published it yet for this admissions cycle — check each school’s full profile for sources.