Castilleja by the Numbers 2025-2026 Our Families
416
236 STUDENTS IN HIGH SCHOOL 180 STUDENTS IN MIDDLE SCHOOL
STUDENTS
1 in 5
FAMILIES RECEIVE TUITION ASSISTANCE
75% SELF-IDENTIFIED STUDENTS OF COLOR 31 HOME TOWNS
50% SANTA CLARA COUNTY 48% SAN MATEO COUNTY 2% ALAMEDA COUNTY .5% STANISLAUS COUNTY
150 SCHOOLS REPRESENTED 58% PUBLIC SCHOOLS 42% PRIVATE SCHOOLS
Our Curriculum
14
7:1
AVERAGE CLASS SIZE
90+
UNIQUE HIGH SCHOOL COURSES OFFERED
Our Faculty 58 FULL & PART-TIME FACULTY 90% FACULTY & STAFF WITH ADVANCED DEGREES
STUDENT TO FACULTY RATIO
8+ AVERAGE NUMBER OF YEARS TEACHING AT CASTILLEJA
Our Student Experience
50+
CLUBS LED BY HIGH SCHOOL STUDENTS
80%
STUDENTS COMPETING ON AT LEAST ONE ATHLETIC TEAM (WITH 12 SPORTS OFFERED)
AWARD-WINNING ROBOTICS TEAM
GLOBAL WEEK
GUEST SPEAKERS
COMMUNITY AND CULTURAL EVENTS
THEATER PRODUCTIONS
ART STUDIOS
MAKER SPACES
MUSIC PERFORMANCES
Castilleja School 1310 Bryant Street, Palo Alto, CA 94301 650.470.7733 • admission@castilleja.org • castilleja.org