Alto International School

United States, Menlo Park

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The school at a glance

Instructs in English, French, Chinese, German

Fees Fees not listed

Ages 3 - 18 years

Pupil numbers 798

Type Co-educational

Bus Service Yes

Academic offering

Curriculum IB (PYP), IB (MYP), IB (DP)

Typical class size 10

Strengths Trilingual immersion (Chinese, French, German), IB World School, WASC and CAIS accredited, French Ministry homologation, Duke of Edinburgh and Round Square

Clubs Athletics, Arts, Duke of Edinburgh, Round Square, Design Thinking, Computer Science

Stages Pre-School, Elementary, Middle School, High School

Introduction

Alto International School (formerly Silicon Valley International School) is a bilingual IB World School in Palo Alto and Menlo Park, California, serving preschool through Grade 12. The school offers three language immersion tracks in Chinese, French, and German alongside English, with IB MYP and Diploma programmes, WASC, CAIS, and French Ministry accreditation.

151 Laura Lane, Palo Alto, CA 94303 / 475 Pope Street, Menlo Park, CA 94025.

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The Essentials

Location

Cohn Campus: 151 Laura Lane, Palo Alto, CA 94303. Willows Campus: 475 Pope Street, Menlo Park, CA 94025.

Stages

Preschool through Grade 12.

Type

Independent co-educational bilingual IB World School.

Country affiliation

French Ministry of Education (homologation and AEFE).

Bus service

Bus service available.

Academics

Curriculum

IB Middle Years Programme (grades 9-10) and IB Diploma Programme (grades 11-12). Inquiry-based bilingual instruction with three immersion tracks.

Higher Education Progression

College counselling provided.

Wellbeing

Social and Emotional Learning (SEL)

Social-emotional learning in a multicultural setting.

Parent Experience

Community

Commitment to diversity, inclusion, and belonging.

Facilities

Facilities Overview

Dual campus: Cohn Campus in Palo Alto and Willows Campus in Menlo Park.

Sports Facilities

Athletics programme.

Extra Curricular Facilities

Duke of Edinburgh, Round Square, Design Thinking, Computer Science.

Extra-Curricular Activities

Academic & Intellectual

Design Thinking and Computer Science programmes.

Arts & Creative

Arts programme.

Cultural & Language

Three bilingual immersion tracks: Chinese/English, French/English, German/English.

Social & Hobbies

Round Square.

Community & Service

Duke of Edinburgh.

Languages

Language Provision

INTL Passport Programme. USLA programme for grades 6-12.

Bilingual Teaching

Dynamic bilingual learning with three immersion tracks.

Immersion Programs

Chinese/English, French/English, and German/English tracks.

Reputation

Accreditations

WASC. CAIS. NAIS. IB. French Ministry of Education (AEFE). German DSD Programme. Asia Society.

Admissions

Virtual tours and admissions process online. Variable tuition options.

School Events

The school has not added events

FAQs

Where are Alto International School's campuses located?

Alto operates two campuses: Cohn Campus at 151 Laura Lane, Palo Alto, CA 94303, and Willows Campus at 475 Pope Street, Menlo Park, CA 94025.

What ages and grade levels does Alto International School serve?

Alto serves students from age 3 through Grade 12, covering preschool through high school.

What type of school and curriculum does Alto offer?

Alto is an independent, co-educational bilingual IB World School offering inquiry-based bilingual instruction, the IB Middle Years Programme and the IB Diploma Programme for secondary grades.

How do I start the admissions process if we are relocating from abroad?

The admissions process includes virtual tours and an online admissions pathway to support families relocating from overseas, with details provided by the admissions office.

Are virtual tours available for international families who cannot visit in person?

Yes, virtual tours are available to help international families explore the school remotely and learn about programs and campuses.

Does Alto offer different tuition or payment options for families?

Alto provides variable tuition options as part of its admissions and financial policies to accommodate different family circumstances.

What academic programmes are offered in the upper grades?

Alto offers the IB Middle Years Programme for grades 9–10 and the IB Diploma Programme for grades 11–12, within an inquiry-based bilingual framework.

How does Alto support students preparing for university?

Alto provides college counselling to support students through university selection and application processes.

How is bilingual instruction integrated into the academic programme?

Bilingual instruction is inquiry-based and delivered through three immersion tracks—Chinese/English, French/English, and German/English—across the curriculum.

What sports and athletic opportunities are available?

Alto runs an athletics programme that provides students with regular sports and physical-education opportunities across its campuses.

What are the main campus facilities at Alto?

Alto has a dual-campus setup in Palo Alto and Menlo Park, with facilities supporting academics, athletics, and extracurricular programming across both sites.

What extracurricular academic programmes does Alto offer?

Alto offers extracurricular academic programmes such as Design Thinking and Computer Science, alongside arts and cultural activities.

What arts and cultural activities can students join?

Alto runs an arts programme and cultural activities that integrate with the school's bilingual immersion tracks to support creative development.

Does Alto offer international service and leadership opportunities?

Yes, Alto participates in programmes such as Round Square and the Duke of Edinburgh award, which provide service, leadership and international exchange opportunities.

What clubs and after-school activities are available for students?

Students can participate in a range of clubs and after-school activities including Design Thinking, Computer Science, arts offerings, and Round Square projects.

How does Alto support students' social and emotional development?

Alto incorporates social-emotional learning within its multicultural setting to support students' wellbeing and interpersonal skills.

How does the school support students new to an immersive bilingual environment?

Alto uses dynamic bilingual learning approaches and structured immersion tracks to help new students integrate academically and socially into the bilingual programme.

Is Alto a co-educational school?

Yes, Alto International School is co-educational and serves boys and girls across all grade levels.

How do the language immersion tracks shape everyday school life?

The Chinese/English, French/English, and German/English immersion tracks guide daily instruction, cultural programming, and community activities to create a multilingual school culture.

Which accreditations and recognitions does Alto hold?

Alto is accredited and affiliated with WASC, CAIS, NAIS, the IB, the French Ministry of Education (AEFE), the German DSD Programme, and Asia Society.

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