About
Archbishop Riordan High School, an Archdiocesan Catholic High School in the Marianist tradition, prepares young men and women for leadership and lifelong success by providing education imbued with Catholic Marianist values of faith, community, inclusivity, service and justice through its rigorous college preparatory curriculum, house system, and co-curricular activities.
1,250
Day and Boarding Students
70
Athletic Championships
30
AP and Honors Classes Offered
15,000+
Alumni Globally
30+
Clubs and Activities
13:1
Student-Faculty Ratio
STUDENTS
- 99% attend college in the US
- 70% of students identify as Catholic
FACULTY & STAFF
- 80% have 5 -15 years of teaching experience
- 51% hold a masters degree
ACADEMICS
- 13 advanced STEM courses
- Nationally-recognized learning support program
ATHLETICS
- 12 sports among 40 teams
- 14 on-campus coaches
- 70 athletic championships
COMMUNITY LIFE
- 18 countries represented in our boarding program
- 3 international band performances
ALUMNI
- 10,000+ alumni globally
- 32 alumni working at Riordan
- Many Alumni are veterans
Recent College Acceptances
Arizona State
Baylor
Boston College
Cal Poly
Chapman
Davidson
Georgetown
Baylor
Boston College
Cal Poly
Chapman
Davidson
Georgetown
Harvey Mudd College
Johns Hopkins
Kenyon
Loyola Marymount
Northeastern
Johns Hopkins
Kenyon
Loyola Marymount
Northeastern
New York University
Notre Dame
Penn State
Purdue
San Diego State
San Jose State
Santa Clara
Sarah Lawrence
Stanford
UC Berkeley
UC Los Angeles
UC San Diego
Penn State
Purdue
San Diego State
San Jose State
Santa Clara
Sarah Lawrence
Stanford
UC Berkeley
UC Los Angeles
UC San Diego
UC Santa Barbara
Univ. Arizona
Univ. of Hawaii
Univ. of Michigan
Univ. of Nevada, Reno
Univ. of Oregon
Univ. of San Diego
Univ. of San Francisco
Univ. of Washington
USC
2026 – 27 Tuition and Fees
Tuition: $29,000 | Application Fee: $100 | Registration Fee: $1,200
Additional tuition and fees apply for the programs below. Please see these sections for more information. Tuition assistance available.