Flintridge Preparatory School

• Name — Flintridge Preparatory School • Established — 1933 • Type — Private • Status — Active • Gender — Coed • Headmaster — Vanessa Walker-Oakes • Founder — Doane Lowery • Teaching Staff — 72.6 • Enrollment — 530 • Enrolment As Of — 2023–24 • Ratio — 7.3 • Language — English • Grades — 712 • Address — 4543 Crown Avenue • City — La Cañada Flintridge • State — California • Zipcode — 91011 • Country — United States • Accreditation — WASC • Colors — Blue, gray, and white navy silver white • Athletic Conference — CIF Southern Section Prep League • Nickname — Wolves • Mascot — The Wolf • Free Label — Emblem • Rival — Polytechnic School • Yearbook — The LOG • Newspaper — The Flintridge Press • Website — http: www.flintridgeprep.org Flintridge Preparatory School, familiarly known as Flintridge Prep, or simply Prep, is a highly ranked coeducational day school for grades 7-12. Founded in 1933, it is located in La Cañada Flintridge, California, United States.

School facilities include a science/cultural center, multiple classroom buildings with labs renovated in 2014–2015, a workshop/fabrication lab called the Makerspace, a two-story library, a performing arts center, a 400-seat auditorium, an administration building with faculty offices, and a multi-purpose three-story office building known as the Bachman Collaboration Building (BCB). The Chandramohan Library, renovated in 2025, is a two-story library and learning center with a computer lab, a seminar classroom, meeting rooms, space for individual and group study, and a laptop room.

More than 50% of students participate in performing arts, and two-thirds of high school students participate in one of the school's 13 varsity sports.

Founded as an all-boys school, the school became coed in the academic year 1979–1980. Each fall, all members of the community (including faculty and staff) sign the honor code, the universal code of ethics across campus, that states "My responsibility as a member of the Flintridge Prep community is to be honest, kind, generous, and respectful."

Flintridge Prep is accredited by the California Association of Independent Schools and is a charter member of the Western Association of Schools and Colleges. It holds memberships in the California Association of Independent Schools, the National Association of Independent Schools, the Western Association of College Counselors, the Cum Laude Society, and the Educational Records Bureau. Flintridge complies with the National Association for College Admission Counseling's Statement of Principles of Good Practice. It also participates in the American Field Service and the Independent School Alliance for Minority Affairs.

The student body includes approximately 530 students in grades 7 through 12, about 100 of whom are seniors. The middle school grades consist of 50 students each, which are then joined by 50 more in 9th grade.

4 years of English, 3 of math, 3 of world languages, 3 of history; 2 of laboratory science, and 2 of fine arts are required.

• Ramses Barden, professional football player • Stephen J. Cannell, television producer, writer, and novelist • Kaitlyn Chen, basketball player • Mark Geragos, attorney • Sarah Gilman, actor • Laurie Fortier, actor • Harry Hamlin, actor • Jeff Krosnoff (deceased), IndyCar driver • Bill Monning, California State Senator • Dennis Muren, Academy Award winner, filmmaker, special effects honoree • Emily Osment, actor • Haley Joel Osment, Academy Award-nominated actor • Cristina Perez, attorney, television personality, and writer • JP Blecksmith, American military officer who was the first officer killed in Operation Phantom Fury during Operation Iraqi Freedom II