International School of Oman is a British Curriculum / Omani Curriculum / Cambridge IGCSE / Cambridge International AS and A Levels / Oman Bilingual GDE (Thanawiyah Amma) school in Muscat, Oman. Founded in 2008. Annual tuition ranges from $6,841 to $12,082 USD.
Location & Getting There
NanaSays Scorecard
Key Details
Key facts
About
The International School of Oman (ISO) is an international day school in Muscat's Bawsher district, founded in 2008 and operating under EDUGATES International management. It offers a full KG1–Grade 12 programme combining British Cambridge and Omani curricula, with Cambridge IGCSE at Grades 9–10 and Cambridge AS/A Levels alongside the Oman Bilingual GDE at Grades 11–12. The school provides integrated learning support, pastoral care, and a school psychologist as part of its student welfare framework.
School data verified by NanaSays. Last updated: April 2026.
Why Families Choose
ISO offers a full K–12 program combining British (Cambridge IGCSE and A Levels) and Omani curricula including the Bilingual GDE. The campus relocated to a brand-new site in the Bawsher district in September 2021. Learning support, pastoral care, and access to a school psychologist are integrated into the welfare framework.
Fees & Financials
| Grade / Year | Annual Fee |
|---|---|
| Grade 1 | OMR 8,505 |
| Grade 2 | OMR 8,505 |
| Grade 3 | OMR 8,505 |
| Grade 4 | OMR 9,311 |
| Grade 5 | OMR 9,311 |
| Grade 6 | OMR 9,311 |
| Grade 7 | OMR 10,767 |
| Grade 8 | OMR 10,767 |
| Grade 9 | OMR 10,767 |
| Grade 10 | OMR 11,188 |
| Grade 11 | OMR 11,866 |
| Grade 12 | OMR 11,866 |
| Kindergarten I | OMR 6,726 |
| Kindergarten II | OMR 6,726 |
Conversions to USD use exchange rates as of April 2026.
Original currency: OMR 2,631 - 4,647. Application fee: $260.
Admissions Process
- 1Online application is available. Parents sign a financial contract (guarantee form) and pay the required portion of annual fees at the accounts office as part of the registration process.
Admissions Details
School Day
School starts at 8:00 AM. KG1–KG2 finish at 1:30 PM; Grades 1–12 finish at 3:05 PM.
Student Life
All students must wear the official uniform, purchasable only at the school shop. Official school sportswear and sports shoes are mandatory during PE. Boys in Grade 5 and above may wear a dishdasha.
The school has a well-equipped cafeteria offering a diverse selection of healthy and nutritious meals catering to dietary preferences and cultural tastes, with an emphasis on food safety and hygiene.
Facilities & Programmes
Wellbeing & Safety
Mental wellbeing is supported through pastoral care focused on social and personal growth, Student Life activities promoting belonging and leadership, after-school clubs for collaboration and resilience, and a school psychologist as part of welfare provisions.
Safeguarding is formally integrated into the school's program, with a commitment to creating a safe and welcoming atmosphere, monitoring students at risk, and providing tools for students to raise concerns. Pastoral care reinforces healthy relationships and student safety.
Student Demographics
School Background
Operated under the management of EDUGATES International since its founding in 2008. Ownership details are not publicly disclosed.