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Academics

Dual Credit

  • DuchesneYes (University of St. Thomas partnership; online electives via SophieConnect + One Schoolhouse)
  • St. ThomasYes (4 dual-credit courses via University of St. Thomas)
  • St. Peter CTHSYes (Houston Community College partnership — pathway courses at St. Peter and two HCC campuses; school provides transport during the school day)
  • Incarnate WordYes (4 courses with Lone Star College)

Entrance Exam

  • DuchesneISEE (Administered externally; campus tour + family interview also required)
  • St. ThomasISEE (School code 571055; freshmen. Transfers: ISEE or PSAT.)
  • St. Peter CTHSNone (No ISEE/HSPT. Inquiry → tour → FACTS application; English + Math recommendations + transcript. Last cycle: due Jan 15, decisions Mar 6, reply Mar 25.)
  • Incarnate WordISEE (School code 570451; up to two scores. Application opens Aug 17, 2026.)

AP Courses

  • Duchesne20 (AP enrollment caps: soph 1 / jr 2 / sr 3; AP exam required if enrolled)
  • St. Thomas21 (40+ advanced/AP courses overall)
  • St. Peter CTHSNot Published
  • Incarnate Word18 (Academics page says 18, FAQ says 19; AP Honor Roll Platinum; >75% of AP testers score 3-5)

Recommendations

  • DuchesneEnglish and/or Math teacher + principal/head of school; 2 years transcripts
  • St. ThomasMath + English teachers (HAIS forms, after Dec 1); student statement + resume; report cards gr 6-8
  • St. Peter CTHSNot Published
  • Incarnate WordMath + English teachers (HAIS forms); transcripts 6th, 7th, 1st-sem 8th

Application Deadline

  • DuchesneNot Published
  • St. Thomas2027-01-15 (Opens Aug 3, 2026; supporting docs due Jan 31; rolling after)
  • St. Peter CTHSNot Published
  • Incarnate Word2026-12-14 (Earliest deadline of the Houston Catholic schools; supplemental materials Jan 29, 2027)

Notable Programs

  • DuchesneRobotics and competitive debate programs; IT internship with Microsoft certification; junior Research Paper requirement
  • St. ThomasNot Published
  • St. Peter CTHSNot Published
  • Incarnate WordYoung Leaders Program; 5 endorsements; STEM emphasis

World Languages

  • DuchesneFrench (incl. Advanced IV-DELF B1) · Spanish (incl. AP) · American Sign Language I-III
  • St. ThomasFrench · Spanish · Mandarin · Latin
  • St. Peter CTHSNot Published
  • Incarnate WordNot Published

Career & Technical Pathways

  • DuchesneNot Published
  • St. ThomasNot Published
  • St. Peter CTHSBusiness · Construction · Education · Information Technology · Health Sciences (The school describes itself as the first Catholic career and technical high school in Texas, and the second in the United States. Graduates earn a diploma plus a Level 1 industry certification, with a possible HCC associate degree and job placement with partner businesses.)
  • Incarnate WordNot Published

Honors Courses

  • Duchesne12 (Called "Advanced" courses)
  • St. ThomasNot Published
  • St. Peter CTHSNot Published
  • Incarnate WordNot Published

Learning Support

  • DuchesneNot Published
  • St. ThomasLearning Enrichment Center; college counseling with 4-year plan
  • St. Peter CTHSNot Published
  • Incarnate WordNot Published
Commute from home
Tuition
$33,600

2026-27 rate · Upper School

$27,900

2026-27 rate

$15,000

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

$22,800

2026-27 rate

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
Fees listed separately

No itemized fees published.

Fees listed separately see fees
  • Application fee: $75
  • Registration fee: $350
  • Tuition deposit: $500
  • Freshman fee (orientation camp): $350 (freshmen)
  • Senior fee (graduation + retreat): $300 (seniors)
  • Books:
Sibling discountNot Published$2,000/yr per sibling after the firstNot PublishedNot Published
Lower school on campus
Yes

PK3–12

HS onlyHS onlyHS only
Open houseNov 1, 2026Dec 6, 2026Not postedNov 8, 2026
Required test
ISEE
ISEE

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

None
ISEE

Offered on campus: Jan 9, 2027

Application deadlineNot postedJan 15, 2027Not postedDec 14, 2026
Decision dateNot postedMar 5, 2027Not postedMar 5, 2027
Financial aid
Need-based + Merit
Need-based + Merit
Need-based
Need-based + Merit
AP courses2021Not posted18
Enrollment30079126248
Student:Teacher8.1:19:1Not Published8.3:1
MassNot Published
Monthly
Monthly
Monthly
Sports12 sports12 sportsNot posted10 sports
Links

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