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Dual Credit

CathedralYes (University of St. Thomas partnership (est. June 2023))
St. Peter CTHSYes (Houston Community College partnership — pathway courses at St. Peter and two HCC campuses; school provides transport during the school day)
St. Pius XYes (Via college partnerships (institutions not named))

Entrance Exam

CathedralISEE (or CLT for classical-school students) (Scores due Jan 30, 2027. Application opens first week of Sept 2026, due Jan 15, 2027. A family interview is required (parents + student); a shadow day can be requested at the interview.)
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.)
St. Pius XISEE (School code 571082; 9th-grade applicants. Transfers submit PSAT/SAT/ACT. School offers an ISEE prep course. Application opens Sept 1.)

Learning Support

CathedralLearning Enrichment Center — an individual learning plan for every student; tutoring, accommodations and testing support
St. Peter CTHSNot Published
St. Pius XPaul A. Gilliam '98 Learning for Success program — structured academic support ($2,500/yr)

Recommendations

CathedralMath, English + Administrator (HAIS forms); transcripts 3 prior years; student essay
St. Peter CTHSNot Published
St. Pius XMath + English teachers, Principal/Counselor; student essay; transcripts

Academic Model

CathedralClassical liberal arts — Trivium (Grammar/Logic/Rhetoric), Shakespeare every year, Junior Thesis, Senior Seminar + Senior Rome Trip. Four Pillars: Sacred Worship, Wisdom, Music, Art. (No AP courses are advertised; dual credit serves the advanced-coursework role.)
St. Peter CTHSNot Published
St. Pius XNot Published

Career & Technical Pathways

CathedralNot 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.)
St. Pius XNot Published

Family Interview

Honors & AP Courses

Notable Programs

CathedralNot Published
St. Peter CTHSNot Published
St. Pius X"Engineer Your World I & II," Computer Science; electives in Business, Law, Psychology, Media Arts

World Languages

Commute from home

	Cathedral High School	St. Peter Catholic Career & Technical High School	St. Pius X High School
Tuition	$22,850 2026-27 rate	$15,000 2026-27 rate · most families pay far less after aid	$22,850 2026-27 rate
What's included	Fees listed separately No itemized fees published.	Fees listed separately No itemized fees published.	Fees listed separately see fees Registration fee (new students): $350 Graduation fee (seniors): $280 (seniors) Athletics fee: $150–$350 (per sport) — optional Learning for Success program: $2,500 (if enrolled in program) — optional Bus transportation: $1,550 — optional
Sibling discount	Not Published	Not Published	Half tuition for a 3rd concurrently enrolled child
Lower school on campus	HS only	HS only	HS only
Open house	Nov 7, 2026	Not posted	Not posted
Required test	ISEE (or CLT for classical-school students)	None	ISEE
Application deadline	Jan 15, 2027	Not posted	Not posted
Decision date	Not posted	Not posted	Not posted
Financial aid	Need-based + Merit	Need-based	Need-based + Merit
AP courses	Not posted	Not posted	Not posted
Enrollment	Not Published	26	655
Student:Teacher	Not Published	Not Published	7:1
Mass	Daily	Monthly	Monthly
Sports	11 sports	Not posted	14 sports
Links	Full profile Admissions	Full profile Admissions	Full profile Admissions

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