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Oslo International School

Norway, Oslo

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The school at a glance
Instructs in English
Fees NOK 13,200 - 288,700
Ages 3 - 18 years
Pupil numbers 600
Type Co-educational
Opened 1963
Bus Service No
Availability Not shared by this school
Academic offering
Curriculum IB (DP), IPC (International Primary Curriculum)
Taught languages Norwegian, French, Spanish
Typical class size 15
Strengths STEM, Languages, Visual and Creative Arts
Clubs Academic and Intellectual, Arts and Creative, Cultural and Language
Stages Early Years, Primary School, Secondary School, Sixth Form
Introduction

Oslo International School is an independent school in Norway, funded by fees. It serves ages 3 to 18 and offers the IB Diploma Programme for Upper Secondary, with Pre-IB/IB for Lower Secondary and IPC. The Upper Secondary path runs three years from Pre-IB to IB2, with examinations that prepare students for university and employment. The IB framework and IPC in the younger years encourage enquiry, knowledge and intercultural understanding, with results that frequently exceed international standards. Founded in 1963, OIS is accredited by the Council of International Schools and NEASC. The campus houses science and computer labs, a 300-square-metre library with 15,000 books and a Librarian, and an Innovation Space with a laser cutter and a 3D printer. Facilities include a large gym, a multi-purpose hall, and outdoor spaces. Beyond academics, OIS offers a co-curricular program, including Lego robotics, Visual Arts, language visits, and Service Learning through NGO partnerships.

www.oslointernationalschool.no

Gamle Ringeriksvei 53, 1357 Bekkestua, Norway

Vibes and Culture
The school has not added this information
The Essentials

Oslo International School has 600 pupils, typical class sizes of 15, instruction in English.

Location
Gamle Ringeriksvei 53, 1357 Bekkestua, Norway. Bekkestua is located around 8 km from Oslo city centre and is well served by public transport. Parking is available at the school and in the nearby vicinity.

Stages
Pre-School; Primary (Years 1–6); Lower Secondary; Upper Secondary (Pre-IB to IB2).

Type
The school is a fully independent not-for-profit international school funded 100% by school fees.

Pupil Nationality Mix
More than 50 nationalities are represented; the school serves students from international and Norwegian families, with about 600 students across 13 year groups.

Additional learning support
Support for Learning (SfL) provides small-group, individualized instruction. Primary students can receive up to four SfL lessons weekly, Lower Secondary and Pre-IB receive four SfL lessons weekly (split between mathematics and literacy), and Upper Secondary can access SfL services up to four lessons weekly on a tutorial basis. English as an Additional Language (EAL) supports non-native English speakers with developmental instruction.

Country affiliation
Norway

School day structure
School Operating Hours: 08:00–16:00. School start: 08:45; finish: 15:00; supervised playground hours: 08:45–15:00. Upper Secondary may begin and finish outside the standard hours.

Bus service
OIS organises an optional bus service covering parts of Oslo, Bærum and Asker with links to public transport. Space may be limited; space is allocated on a first-come, first-served basis. 2026–27 annual bus fees: round trip 25,800 NOK; one-way 15,100 NOK.
Diving Deeper
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Fees

Annual tuition at Oslo International School ranges from NOK 13,200 to NOK 288,700 for 2026/27.

Application and admission fees
- Application fee: NOK 5,000 per student, non-refundable.
- Registration fee (new students, Year 1 and above): NOK 25,000, invoiced on acceptance and non-refundable. (Pre‑School entrants are invoiced this fee when re-enrolling into Year 1.)
- Enrolment / (Re)Enrolment fee: NOK 10,000, invoiced after accepting a place (or mid‑March for re‑enrolment); this fee is applied to the annual tuition and is non‑refundable.

Tuition fees by year group
- Academic year 2026/27 (published figure): Years 1 through IB2 — Annual tuition NOK 288,700.
- Academic year 2026/27 (published figure): Pre‑School — monthly price set at NOK 1,200 charged over eleven (11) months (totaling NOK 13,200 per year under the current regulation for Pre‑School).
- Where full term-by-term detail is published for the prior year (2025/26), the schedule was as follows and indicates how fees have been split between two invoicing dates (this gives a reference for the school's usual invoicing structure):
- Pre‑School 1 and 2 (2025/26): Annual fee NOK 22,000 — Term One NOK 10,000 and Term Two NOK 12,000. Term amounts include any (Re)Enrolment fee when applicable.
- Years 1 — IB2 (2025/26): Annual fee NOK 277,100 — Term One NOK 124,700 and Term Two NOK 152,400. Term amounts include the NOK 10,000 (Re)Enrolment fee applied to Term One.

Billing schedule and payment terms
- Re‑enrolling students are invoiced twice yearly. Standard payment due dates for the published schedule were Term One: 15 May and Term Two: 15 November.
- New students admitted for the start of the academic year are invoiced for Term One on enrolment (due 15 May or 30 days from invoice) and payment is required prior to attendance. Students who start mid‑year are invoiced for the term they start and full term fees apply; fees are not prorated.
- On‑time payment expectation and consequences: the school reserves the right to charge penalty interest for late payments; outstanding accounts can result in exclusion from school, withholding of reports/transcripts, refusal to re‑enrol, and referral to debt collection. IB2 students' fees must be paid in full by 15 November of their graduating year.

Optional services — School bus and after‑school activities
- School bus (2026/27 published): Round‑trip service — NOK 25,800 per student (annual); One‑way service — NOK 15,100 per student (annual). Bus fees are invoiced per term; bus fees already paid are not refunded if the family cancels or changes service during a term and mid‑term registrants are invoiced for the full term.
- After‑school activities: Fees vary by activity and season; activities typically run about 11 weeks per season and start from approximately NOK 850 per activity, per season. Payments for after‑school activity fees are taken online by credit/debit card and are charged per participation. Optional school trips are charged at actual cost per participant and payments are non‑refundable once a student commits.

Other costs and typical extras
- School lunch: hot lunch service is available as an optional paid service; families may also supply packed lunches.
- Consumables and small equipment: certain small items (for example, a recorder for music in Primary) and PE/swim items are normally required by families; specific year‑group lists and recommended clothing for weather are provided to parents. The Parents' Association offers school spirit‑wear for sale.

Uniform / dress code
- There is no school uniform requirement at OIS; clothing recommendations are provided for weather and PE needs. School spirit‑wear is available for purchase from the Parents' Association.

Boarding fees
- Boarding: not applicable. Oslo International School operates as a day school and does not publish boarding provisions or boarding fees.

Refunds, cancellation and force majeure
- Application, registration and enrolment/(Re)Enrolment fees are explicitly non‑refundable. Fees already paid (registration, enrolment, bus, tuition, etc.) will not be refunded if a student withdraws prior to starting school. Early withdrawals during the school year do not entitle parents to a refund of tuition that has been paid; the school does not prorate or refund tuition for the remainder of a term or year. In circumstances of force majeure (including epidemic/pandemic or other events beyond the school's control), there is no obligation for the school to refund tuition for lost instructional days.

Fee payment options and bank details
- Standard payment method for tuition and term invoicing: bank transfer to the school's account using the KID number on the invoice; all transfer charges are covered by the payer. The published bank details are shown on invoices (account name: Stiftelse Oslo International School; Bank: Danske Bank A/S; BIC/SWIFT: DABANO22; IBAN: NO25 8601 9268 7223). (These details are published within the school's Schedule of Fees and appear on official invoices.)
- Application fees are paid online by credit/debit card at time of application. After‑school activity fees are paid online by credit/debit card. Where a third party pays fees, the parents remain jointly and severally liable for any unpaid balances.

Key points to note (summary)
- Years 1–IB2 annual tuition for 2026/27 is NOK 288,700; Pre‑School is charged under the regulated monthly rate (NOK 1,200 × 11 months).
- Common one‑off and recurring charges: Application fee NOK 5,000; Registration fee NOK 25,000 (new students Year 1+); Enrolment/(Re)Enrolment fee NOK 10,000 applied to tuition.
- Invoicing cadence is normally two terms per year with standard due dates in mid‑May and mid‑November; full term fees apply even if the student begins after the start of a term and fees are generally non‑refundable.

(For specific invoice amounts per term for 2025/26, see the 2025/26 Schedule of Fees figures given above. For the 2026/27 academic year the school publishes the annual figure for Years 1–IB2 and the regulated Pre‑School monthly rate as noted.)
Academics

Oslo International School teaches IB (DP), IPC (International Primary Curriculum) for students aged 3 to 18.

Curriculum
The school offers the International Baccalaureate Diploma Programme (IBDP) for all Upper Secondary students, with a Pre-IB/IB preparation curriculum for Lower Secondary. For younger learners, literacy, mathematics, and the International Primary Curriculum (IPC) are taught. The Upper Secondary program is a cohesive, balanced three-year course of study from Pre-IB to IB2, with final examinations that prepare students for university and employment. The IB framework emphasizes developing enquiring, knowledgeable and caring young people who foster intercultural understanding and responsible citizenship. At each level, OIS students achieve results that are higher than international standards.

Student Teacher Ratio
12-18 students per class.

Exam Results
IB Diploma Programme results for 2025 include a pass rate of 98%, with an average Diploma score of 34.7 points and 32% of graduates earning a bilingual diploma. Over 95% of graduates are admitted to at least one of their top university choices.

Higher Education Progression
Graduates matriculate at universities worldwide, including University of Melbourne, University of Toronto, Sciences Po Paris, Copenhagen Business School, and the University of Oslo. Almost all graduates go on to university and many receive unconditional offers; university counselling supports applications.
Wellbeing
The school has not added this information
Parent Experience
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Facilities
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Extra-Curricular Activities
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Languages
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Reputation
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Admissions

Admissions
OIS accepts applications year-round. The Admissions Office guides applicants from application to enrolment and prioritises international families seeking an English-language program in the Oslo region. The community includes students and staff from more than fifty nationalities, and instruction is delivered in English. For more than sixty years the school has served international families in Oslo. Applications are submitted via OpenApply and the non-refundable application fee is 5,000 NOK per applicant. All applicants provide a recent photo of the applicant, passport copies for the applicant and for each parent, and a passport copy for each parent; documents can be in English or Norwegian or translated. Primary School applicants provide the most recent school reports and confidential teacher questionnaires; Secondary School applicants provide confidential teacher questionnaires and the most recent academic reports from the previous two years; documents must be in English/Norwegian or translated. Applications are reviewed by the Head of the relevant school section and admission decisions are communicated via OpenApply and enrolment must be confirmed within 14 days if offered. If admitted, the enrollment process includes confirming enrolment, completing the health form and vaccination records, completing year-level forms, and paying the enrolment fee and remaining tuition by the due dates. New student orientation meetings and induction sessions occur before the start of the school year. OIS does not discriminate on race, nationality, sex, or religion in admission decisions.

Scholarships
No scholarships or financial aid are offered.

Waitlist
An optional bus service is available for Oslo, Bærum and Asker; seats may be limited and a waiting list will be created. 2026-27 bus fees are 25,800 NOK round trip or 15,100 NOK one way.
School Events
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