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Strengths Languages, STEM, Visual and Creative Arts
Clubs Academic and Intellectual, Arts and Creative, Cultural and Language
Stages Preschool, Primary School, Middle School
Introduction
Located in Orange, California, the International School of Orange County offers a bilingual French–English program for preschool through elementary years, with a path into secondary study. The school is affiliated with the French Ministry of Education and AEFE, and delivers a French curriculum adapted to a bicultural context. In Maternelle, French and English teachers co-teach in a bilingual hour using a Direct, Guided, and Autonomous Learning approach, emphasizing language development, math, science, literature, and arts. Elémentaire continues the dual-language model, with increasing English exposure through the grades and DELF language exams at the ends of 2nd and 5th grades. The school aims to cultivate bilingual, bicultural competence and to prepare students for a demanding secondary curriculum and college. Facilities include 1838 N Shaffer St, Orange, CA 92865, a library, and Extended Care for Preschool through 6th grade. After-school programs include STEM, Chess, Art Studio, Fencing, and Spanish, among others.
1838 N Shaffer St, Orange, CA 92865, United States
The Essentials
International School of Orange County has instruction in English, French.
Location
Orange, California. Address: 1838 N Shaffer St, Orange, CA 92865. Located in Orange County, California.
Stages
Preschool through 8th grade. Maternelle/Preschool, PreK & K; Elémentaire/1st-6th.
Additional learning support
Oui Tutor Services offer online homework support for Kindergarten through 6th grade; subjects include French, English, Math, and Science.
Country affiliation
France; affiliated with the French Ministry of Education (MEN) and the AEFE network.
School day structure
Before-school program available; arrival after 8:30am unless enrolled in Before School. 3:45pm bell; after-school program. Extended Care & Study Hall available; late pickup fees: Elementary 6:00pm–6:15pm fixed $15; after 6:15pm, $1 per minute. Preschool late pickup: 5:30pm–5:45pm fixed $15; after 5:45pm, $1 per minute.
Fees
Annual tuition at International School of Orange County ranges from USD 18,720 to USD 23,170 for 2026/27.
Application fee
- A non-refundable application fee of USD 110 is required upon submission of each student application.
- Kindergarten (annual): Paid in installments: USD 19,500; 11-month installment plan: USD 1,773 per month. Prepaid tuition: USD 19,000.
- 1st Grade (annual): Paid in installments: USD 20,800; 11-month installment plan: USD 1,891 per month. Prepaid tuition: USD 20,300.
- 2nd–5th Grade (annual): Paid in installments: USD 22,516; 11-month installment plan: USD 2,047 per month. Prepaid tuition: USD 22,016.
- 6th–7th Grade (annual): Paid in installments: USD 23,170; 11-month installment plan: USD 2,106 per month. Prepaid tuition: USD 22,670.
Family discounts
- USD 1,000 discount for two enrolled students. - USD 2,500 discount for three enrolled students. - USD 4,000 discount for four enrolled students.
Enrollment and one-time fees
- Re-Enrollment Registration Fee (per student, non-refundable): USD 600 if paid on or before March 31, 2026; USD 1,100 if paid on or after April 1, 2026.
- New Student / Sibling Setup Fee (per student, non-refundable): USD 1,200 due at enrollment.
- Early Departure Fund: USD 350, payable with the first tuition payment.
- All stated fees are per student unless otherwise noted.
Billing schedule and payment terms
- Two principal payment options are offered: an 11-month installment plan (monthly payments listed above) or a single prepaid tuition payment (prepaid amounts listed above). The 11-month amounts and prepaid amounts are presented as the available billing choices.
- The re-enrollment registration fee amount depends on the re-enrollment date (deadline thresholds apply as listed above). Enrollment-related fees that are described as non-refundable are charged at the time of enrollment.
Boarding fees
- Boarding is not applicable. The school serves preschool through middle school (elementary and middle grades) and does not operate a boarding program.
Other costs and recurring ancillary fees
- Extended-care / study-hall and after-school services: advance payments for daycare and study hall are non-refundable. Late pickup penalties are applied as follows: Elementary after-hours pickup — fixed rate of USD 15 for pickup between 6:00pm–6:15pm, plus USD 1.00 per minute for each minute after 6:15pm; Preschool after-hours pickup — fixed rate of USD 15 for pickup between 5:30pm–5:45pm, plus USD 1.00 per minute for each minute after 5:45pm. Charges for after-hours services are billed at the end of the month and are due upon receipt. Cash is not accepted for daycare and study-hall payments.
- School shop / optional purchases (examples of typical additional costs): yearbook (example listed at USD 55), hoodies (examples listed between USD 35–55 depending on style/size), field trip t‑shirt (USD 15), community cookbook and other branded merchandise. These are optional items purchased through the school shop.
Refund information
- Enrollment-related fees that are explicitly identified as non-refundable (for example, the Re-Enrollment Registration Fee and the New Student / Sibling Setup Fee) are non-refundable. Advance payments for extended-care and study-hall services are non-refundable. Specific refund rules for tuition payments beyond these items (for example, partial tuition refunds on withdrawal) are governed by the school's full tuition and enrollment policies. The school's published fee items explicitly note the non-refundable items listed above.
Fee payment options (methods)
- The application and enrollment processes use the school's online application/checkout flow, which collects the non-refundable application fee at submission and supports online payment during checkout. Cash is explicitly not accepted for daycare and study-hall payments. For any specific payment-method requests (for example, bank transfer or check arrangements), the school's admissions and operations offices provide direct guidance.
Academics
International School of Orange County teaches French Curriculum for students aged 2 to 13.
Curriculum
The International School of Orange County offers a bilingual French–English curriculum for preschool through 6th grade. Maternelle (preschool, pre-kindergarten and kindergarten) adapts the French Ministry of Education program to a bicultural context, with a bilingual hour where French and English teachers co-teach and a three-center approach (Direct Instruction, Guided Instruction, Autonomous Learning). Subjects include Language (oral and written in both languages), Literature, Mathematics (French and American methods blended), Science (French in Cycle 2; English in Cycle 3), Physical Education, and Art & Music; History & Geography combine French and American programs. Elémentaire (1st–6th grade) continues the dual-language approach: French remains the language of instruction in many subjects, English exposure increases from about 20% in early grades to 40% by 5th grade, and by the end of Cycle 1 (Kindergarten) students read in English, by the end of Cycle 2 (3rd grade) they read in both languages, and by the end of Cycle 3 (6th grade) they read and write in both languages. The school offers the DELF language exams at the ends of 2nd and 5th grades. The curriculum is designed to prepare students for a demanding secondary curriculum and college and to cultivate bilingual, bicultural competence.
Student Teacher Ratio
Small class ratio
Higher Education Progression
The curriculum prepares students for a demanding secondary curriculum and college; by the end of Cycle 3 (6th grade), students read and write in both languages.
Wellbeing
Social and Emotional Learning (SEL)
Curriculum fosters social-emotional development for each student.
English as an Additional Language (EAL)
The school teaches in English and French as part of its bilingual immersion program.
Mental Wellbeing
Mental wellbeing is supported through social-emotional development within the curriculum.
Admissions
Admissions
01. Tour: The first step is to book a tour of our campus to gain understanding of our French-English bilingual curriculum. Our Admissions Manager, Sasha Causee, welcomes in-person tours daily at a date and time convenient to you. 02. Apply: The online application is completed and the $110 application fee is paid. After applying, prospective students and their families are interviewed. Eligibility requirements: All incoming students must be potty-trained before start of school; all required supporting documents must have been received; all students must be current on state-required immunizations before the start of school. 03. Enroll: Upon receiving an offer, families complete and submit their online enrollment form and pay the registration fees in order to finalize their enrollment.
Scholarships
French Government Scholarships (Bourse Scolaire) may be available to French nationals; these awards are provided by the French government and help promote a socioeconomically diverse student body; more information about the bourse scolaire is available on the French Consulate's website. iSchoolOC Need-Based Financial Aid is available to Preschool through 8th grade students with demonstrated financial need; awards are based on demonstrated financial need, availability of funds, and school priorities; returning families in good standing have priority; financial aid is awarded annually and may not exceed 50% of tuition; financial aid applies to tuition only. Applications for financial aid should be requested via financialaid@ischooloc.org; deadlines are set annually.
FAQs
What curriculum does International School of Orange County follow?
The International School of Orange County offers a bilingual French–English curriculum for preschool through 6th grade. Maternelle (preschool, pre-kindergarten and kindergarten) adapts the French Ministry of Education program to a bicultural context, with a bilingual hour where French and English te.
What are the tuition fees at International School of Orange County?
Annual tuition fees range from USD 18,720 to USD 23,170 depending on the year group. **Application fee** - A non-refundable application fee of USD 110 is required upon submission of each student application. **Tuition (2026/27 academi
Where is International School of Orange County located?
Orange, California. Address: 1838 N Shaffer St, Orange, CA 92865. Located in Orange County, California.
What wellbeing support does International School of Orange County offer?
Curriculum fosters social-emotional development for each student.
How do I apply to International School of Orange County?
01. Tour: The first step is to book a tour of our campus to gain understanding of our French-English bilingual curriculum. Our Admissions Manager, Sasha Causee, welcomes in-person tours daily at a date and time convenient to you. 02. Apply: The online application is completed and the $110 applicatio
What type of school is International School of Orange County?
International School of Orange County is a Co-educational school.
What languages are taught at International School of Orange County?
Languages taught are French and English. French is the language of instruction in core classes, and the French program follows the official program of the French Ministry of Education. English language coursework complements French instruction. Regular bilingual activities support language developme
What is the history of International School of Orange County?
The International School of Orange County began as the Orange County campus of the International School of Los Angeles, which was established in 1978 by pioneers of varied cultural backgrounds who felt the greater Los Angeles community needed a school to prepare children for life in an international
What accreditations does International School of Orange County hold?
Preschool–through–5th grade accreditation by the French Ministry of Education for its French program; the only school in Orange County with this accreditation. Establishment partner with AEFE (Agence pour l'Enseignement Français à l'Étranger). Membership with Mission Laïque Française (MLF). AFSA — A
What extracurricular activities are available?
The Art Studio is offered for K-2 and is taught in French, where students explore artistic techniques and materials. It fosters creativity and skill-building while providing a bilingual context for language practice. This program supports self-expression through visual arts.
What are the school hours at International School of Orange County?
Before-school program available; arrival after 8:30am unless enrolled in Before School. 3:45pm bell; after-school program. Extended Care & Study Hall available; late pickup fees: Elementary 6:00pm–6:1
