For the 2026 school year, there are 17 private preschools belonging to International Baccalaureate (IB) World School serving 6,410 students in California. You can also find more schools membership associations in California.
The top-ranked private preschools belonging to International Baccalaureate (IB) World School in California include St. Mary's School, The Quarry Lane School, and Al Argam Islamic School & College Preparatory.
The average tuition cost is $31,190, which is higher than the California private preschool average tuition cost of $15,694.
Top-Ranked Private Preschools Belonging to International Baccalaureate (IB) World School in California (2026)
School
Location
Quick Facts
7 Pursuit
Aliso Viejo, CA 92656
(949) 448-9027
Aliso Viejo, CA 92656
(949) 448-9027
Gr: NS-8 | 702 students Avg. class size: 18 students Sports: 10 | Extracurrculars: 35 Tuition & acceptance rate listed
6990 65th St
Sacramento, CA 95823
(916) 391-3333
Sacramento, CA 95823
(916) 391-3333
Gr: PK-12 | 485 students Avg. class size: 15 students Sports: 3 | Extracurrculars: 7 Tuition & acceptance rate listed
4550 San Pablo Ave
Emeryville, CA 94609
(510) 653-3324
Emeryville, CA 94609
(510) 653-3324
Gr: PK-8 | 301 students Avg. class size: 20 students Sports: 6 | Extracurrculars: 13 Tuition listed
4155 Russell Ave
Los Angeles, CA 90027
(323) 665-4526
Los Angeles, CA 90027
(323) 665-4526
Gr: NS-5 | 424 students Avg. class size: 16 students Sports: 14 | Extracurrculars: 14 Tuition & acceptance rate listed
5933 Lindley Ave
Tarzana, CA 91356
(818) 345-0155
Tarzana, CA 91356
(818) 345-0155
Gr: NS-5 | 120 students Avg. class size: 10 students Sports: 12 | Extracurrculars: 10 Tuition & acceptance rate listed
150 Oak Street
San Francisco, CA 94102
(415) 558-2000
San Francisco, CA 94102
(415) 558-2000
Gr: PK-12 | 1,067 students Avg. class size: 13 students Sports: 12 | Extracurrculars: 8 Tuition listed
3250 18th St
San Francisco, CA 94110
(415) 551-0000
San Francisco, CA 94110
(415) 551-0000
Gr: NS-8 | 282 students Avg. class size: 18 students Sports: 5 | Extracurrculars: 21 Tuition & acceptance rate listed
6363 Tassajara Rd.
Dublin, CA 94568
(925) 846-9400
Dublin, CA 94568
(925) 846-9400
Gr: PK-12 | 1,092 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 16 Tuition & acceptance rate listed
151 Laura Ln
Palo Alto, CA 94303
(650) 251-8500
Palo Alto, CA 94303
(650) 251-8500
Gr: PK-12 | 808 students Avg. class size: 7 students Sports: 10 Tuition & acceptance rate listed
3801 Balboa St.
San Francisco, CA 94121
(415) 906-2220
San Francisco, CA 94121
(415) 906-2220
Gr: PK-3 | 91 students Avg. class size: 13 students Tuition & acceptance rate listed
475 Pope Street
Menlo Park, CA 94025
(650) 324-8617
Menlo Park, CA 94025
(650) 324-8617
Gr: PK-12 | 243 students Avg. class size: 18 students Sports: 5 | Extracurrculars: 18 Tuition listed
2213 Sunset Blvd
Rocklin, CA 95765
(916) 521-6414
Rocklin, CA 95765
(916) 521-6414
Gr: PK-6 | 144 students Avg. class size: 14 students Tuition & acceptance rate listed
Fairmont 91黑料
Daycare / Preschool
435 W Fairmont Ave
Fresno, CA 93705
(559) 259-8585
Fresno, CA 93705
(559) 259-8585
Gr: PK-K | 188 students
10400 Zelzah Avenue
Northridge, CA 91326
(818) 368-7254
Northridge, CA 91326
(818) 368-7254
Gr: NS-8 | 120 students Avg. class size: 12 students Sports: 3 Tuition & acceptance rate listed
International School Of Los Angeles - Pasadena
Special Program Emphasis
30 Marion Ave
Pasadena, CA 91106
(626) 793-0943
Pasadena, CA 91106
(626) 793-0943
Gr: NS-5 | 143 students Tuition listed
2086 Clarke Avenue
Palo Alto, CA 94303
(650) 800-9650
Palo Alto, CA 94303
(650) 800-9650
Gr: PK-5 | 40 students Avg. class size: 10 students Extracurrculars: 1 Tuition listed
2125 Jefferson Avenue
Berkeley, CA 94703
(510) 841-8899
Berkeley, CA 94703
(510) 841-8899
Gr: NS-5 | 160 students Avg. class size: 15 students Tuition listed
Recent Articles
How 91黑料s Are Preventing Student Burnout
Discover how private schools are addressing student burnout through wellness programs, balanced academics, and expanded mental health support.
How 91黑料s Evaluate 鈥淪oft Skills鈥 Like Leadership and Grit
Learn how private schools assess leadership, grit, resilience, and character, and why these soft skills are becoming increasingly important in admissions.
How 91黑料s Handle Cell Phones: Why Phone-Free Campuses Are Growing
Discover how private schools manage cell phones, why phone-free campuses are growing, and how reduced social media access can benefit students.
