International School and Rudjer Boskovic School are both in Belgrade, about 4 km apart. Both schools offer IB programmes. International School also offers Cambridge (Primary), Cambridge (Secondary), Cambridge IGCSE, Cambridge International AS Levels and Cambridge A Levels, and Rudjer Boskovic School also offers Bespoke. Published annual fees are RSD 7,499 - 10,141 at International School and RSD 9,000 - 16,500 at Rudjer Boskovic School, which puts Rudjer Boskovic School roughly 45% higher. Both take pupils from 5 to 18. The two are similar in size, at around 274 and 274 pupils. Typical class sizes are 18 at International School and 15 at Rudjer Boskovic School.
Preschool to gymnasium; includes primary and secondary schools
School type
School type
Private international day school offering Cambridge programmes.
School type
Private international school
Pupil nationality mix
Pupil nationality mix
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Pupil nationality mix
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Additional learning support
Additional learning support
Three Levels of Support for Your Success: Homeroom Teacher, Mentor, and University Admissions Advisor. This integrated system provides personalized guidance to support academic progress and university admissions; Homeroom Teacher serves as the daily guide, Mentor provides personalised mentoring and goal setting, and a University Admissions Advisor assists with researching and applying to higher education worldwide.
Additional learning support
Individualized support in and outside the classroom; study time with teachers; counselling with a psychologist; healthcare; workshops; library resources; online resources; university application guidance for final-year students
Country affiliation
Country affiliation
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Country affiliation
Serbia
Religious affiliation
Religious affiliation
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Religious affiliation
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School day structure
School day structure
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School day structure
School day starts at 8.45. Primary finishes at 15.40 (Mon–Thu) and 14.55 on Fridays; Secondary finishes at 15.50 (Mon–Thu) and 15.05 on Fridays; some students may have individual work with a teacher when needed.
Bus service details
Bus service details
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Bus service details
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Fees
Fees
Fee details
Fee details
Application and registration fees - Application (prijava) is free; there is no public one‑off application fee.
Tuition fees by programme and year group (annual and monthly instalment amounts) - Cambridge International Programme — Primary (ages 5–11): annual price (early/promo) EUR 7,499; full annual price EUR 10,790; equivalent on a 12‑month instalment plan shown as EUR 625 per month. - Cambridge International Programme — Lower Secondary (ages 11–14): annual price (early/promo) EUR 8,999; full annual price EUR 13,290; equivalent on a 12‑month instalment plan shown as EUR 750 per month. - Cambridge International Programme — Secondary (ages 14–19): International package — annual price (early/promo) EUR 9,449; full annual price EUR 13,690; equivalent on a 12‑month instalment plan shown as EUR 787 per month. International PLUS package — annual price (early/promo) EUR 10,141; full annual price EUR 14,690; equivalent on a 12‑month instalment plan shown as EUR 845 per month. - Cambridge International Distance Learning (DL) programme: the same programme prices are shown for Primary and Lower Secondary and the Secondary International package price is the same as above (Primary EUR 7,499 / EUR 625 per month; Lower Secondary EUR 8,999 / EUR 750 per month; Secondary EUR 9,449 / EUR 787 per month for the International package). - Note: the published price rows indicate the listed prices apply to students enrolling into Year 1, Year 7 and Year 10 (those cohort entries correspond to the promotional / listed figures).
Billing schedule and payment terms - Annual tuition may be paid in up to 12 monthly instalments; instalment amounts are shown on the published fee grid as monthly equivalents. - An extra 5% discount is offered for full payment of the tuition fee. - Sibling discounts: 10% discount for the second child, 30% for the third child; schooling for the fourth and each subsequent child is free when schooling periods overlap. - Special discounts for employees of the same company (two or more employees) and their family members are available; separate incentive schemes for high‑performing candidates also exist. - All prices are denominated in EUR and fees are collected in their RSD equivalent using the National Bank of Serbia sell rate on the day of contract/payment. The tuition fee may be paid by a legal entity or by a person other than the student's parents (contracting party details are permitted).
Boarding / residential provision - Boarding is not listed among the school's services; no boarding / residential fee schedule is published for this school.
Other costs and optional charges - Optional after‑school activities (possible supervision/activities until 18:00 for younger children) are available at EUR 125 per month. - The school provides textbooks, notebooks and basic learning materials as part of the package; the school also lists a School Starter Set and school uniforms as standard items (pricing for the starter set or uniforms is published or handled separately by the school's admissions/administration).
Refunds, cancellation and contract terms - Tuition amounts are guaranteed at the level agreed when signing the Parent–School contract; the contract is signed for a multi‑year period (the school specifies a standard contract term). The signed contract governs cancellation, refund and other terms and conditions.
Fee payment options - Fees are quoted in EUR and collected in RSD equivalent; the published material confirms that a contracting legal entity or an individual (other than the parents) may make payment. Instalment plans and full‑payment discounts are explicitly offered. Specific payment channels (for example, the school's bank account details or whether card payments are accepted) are handled through the school's contracting and billing process. Contact details shown for fee and contract enquiries: phone +381 (0)11 4011 220; e‑mail info@iss.edu.rs or admission@iss.edu.rs.
Quick summary (clear, at‑a‑glance) - Application fee: none (application is free). - Annual tuition (promo / full): Primary EUR 7,499 / EUR 10,790; Lower Secondary EUR 8,999 / EUR 13,290; Secondary International EUR 9,449 / EUR 13,690; Secondary International PLUS EUR 10,141 / EUR 14,690. Monthly instalment equivalents are shown as EUR 625, EUR 750, EUR 787 and EUR 845 respectively (12 instalments). - Optional after‑school: EUR 125 per month. - Discounts and payment options: sibling discounts (10%/30%/fourth free), 5% off for full payment, instalment plans up to 12 months, payments collected in RSD equivalent (NBS sell rate).
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Fee details
Academic year covered
• Fees shown are for the 2025/26 academic year.
Application / registration fee
• There is no separate application or registration fee published for enrolment.
Tuition — primary and lower‑secondary (annual and per‑term)
• Grade 1 (PYP 1, age 5–6.5): Annual €9,000 — Per term (4 instalments) €2,250.
• Grade 2 (PYP 2): Annual €9,400 — Per term €2,350.
• Grade 3 (PYP 3): Annual €9,800 — Per term €2,450.
• Grade 4 (PYP 4): Annual €10,100 — Per term €2,525.
• Grade 5 (PYP 5): Annual €10,500 — Per term €2,625.
Tuition — middle years (annual and per‑term)
• Grade 6 (MYP T): Annual €11,000 — Per term €2,750.
• Grade 7 (MYP 1): Annual €11,400 — Per term €2,850.
• Grade 8 (MYP 2): Annual €11,900 — Per term €2,975.
• Grade 9 (MYP 3): Annual €12,500 — Per term €3,125.
Tuition — high school (annual and per‑term)
• Grade 10 (MYP 4): Annual €13,500 — Per term €3,375.
• Grade 11 (MYP 5): Annual €14,500 — Per term €3,625.
• Grade 12 (DP 1): IB Diploma track Annual €16,000 — Per term €4,000. National (non‑IB DP) track Annual €13,000 — Per term €3,250.
• Grade 13 (DP 2): IB Diploma track Annual €16,500 — Per term €4,125. National (non‑IB DP) track Annual €13,000 — Per term €3,250.
Billing schedule and payment terms
• The annual tuition amount is due at enrolment; families may choose to pay in quarterly instalments.
• When paid in instalments, tuition is divided into four equal payments (four instalments). The school's published instalment schedule aligns each instalment with the school terms: instalment timing covers the spring, start of the academic year (September), autumn/December and winter/March instalments.
Methods of payment
• Accepted payment methods: cash in EUR or in RSD (RSD amount calculated at the National Bank of Serbia mean exchange rate on the date of payment), local bank transfer (within Serbia), or international bank transfer in EUR, GBP or USD. Families are expected to indicate preferred method in advance to receive payment instructions. No published mention of credit‑card payment is provided.
What the tuition covers and other optional costs
• The annual tuition covers basic instructional services and a range of additional services, specifically: lessons for compulsory and elective subjects, preparation lessons, exams (including IBDP examinations where applicable), research projects, CAS activities, university admissions counselling, school stationery and coursebooks, school uniform, school meals (lunch and snacks where applicable), health care, security surveillance, IT support, laboratory and specialised classrooms, library access, school magazines, creative projects, use of playgrounds and indoor sports facilities, visits, field trips and excursions, and student exchanges.
• Optional or additional-charge items: organised home–school–home transport (transportation is an additional service and is billed separately if selected), optional language certification exams (English, German, Russian, French, Italian), summer camp and winter (ski) camp organized during breaks, and any extra or special services arranged individually.
Uniform, coursebooks and meals
• School uniform, coursebooks, necessary stationery and school meals are included within the annual tuition. Physical‑education sportswear and formal uniform requirements are provided according to grade regulations.
Boarding
• The school does not publish or offer boarding accommodation; no boarding fees apply. The school operates as a day school.
Refunds, cancellations and contract termination
• Termination of the enrolment contract is governed by the signed contract between the family and the school; the contract allows termination by mutual consent or by the family with prior notice provided contractual obligations are fulfilled. Refunds or any pro‑rata returns are not published as a general schedule; refund terms and any financial adjustments on withdrawal are governed by the contract and applicable tuition ordinance and must be handled according to the contract's provisions.
Practical notes on invoicing and payment administration
• The school's accounting/administration team issues payment instructions when families indicate their preferred payment method at the point of enrolment. Local RSD payments are calculated using the National Bank of Serbia exchange rate on the payment date. Families are required to sign the school's contract on terms and conditions of enrolment and education as part of the billing process.
Diving deeper
Diving deeper
Boarding arrangements
Boarding arrangements
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Boarding arrangements
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Uniform requirement
Uniform requirement
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Uniform requirement
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Food options
Food options
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Food options
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House system
House system
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House system
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Governance and ownership
Governance and ownership
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Governance and ownership
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Academics
Academics
Curriculum details
Curriculum details
Cambridge Primary (5-11), Cambridge Lower Secondary (11-14), and Cambridge Secondary and Advanced (14-19) form the core of the curriculum. In Years 10–11, students complete seven IGCSE subjects to earn the International Certificate of Education (ICE); in Years 12–13 they select A-level bundles designed to meet Cambridge Assessment International Education requirements and the ICE/AICE diplomas. The Cambridge curriculum is delivered in English, and the school is a UCAS registered centre. Cambridge Distance Learning is available for online study. Cambridge qualifications unlock admission to universities worldwide.
Curriculum details
Rudjer Boskovic School comprises Primary School and Secondary School, both authorised by the Serbian Ministry of Education, Science and Technological Development. Primary School follows the National Curriculum and offers international Cambridge programmes for primary and lower secondary students, including the Cambridge Primary Programme and Cambridge Secondary One Programme. Starting in Academic Year 2015-2016, IB Primary Years Programme (PYP) was introduced for 5-11-year-olds, and from Academic Year 2018-2019 the school is accredited as an IB Middle Years Programme (MYP) School for upper primary students. The Secondary School follows the National Curriculum and offers international programmes Cambridge IGCSE (International General Certificate of Secondary Education) and the IB Diploma Programme, with IB MYP accreditation for the first and second grades since 2018-2019. The school educates from preschool age to gymnasium, uses modern teaching methods and a wide range of extracurricular activities, and maintains small class sizes (10-20 students). The mission is to inspire learners to become honourable, principled, knowledgeable and caring individuals capable of contributing to local and worldwide communities.
Student teacher ratio
Student teacher ratio
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Student teacher ratio
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Exam results
Exam results
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Exam results
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Higher education progression
Higher education progression
Cambridge qualifications unlock admission to universities worldwide; the school is a UCAS registered centre; ICE, AICE and A-Level pathways support progression to higher education domestically and internationally.
Higher education progression
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Gifted and talented
Gifted and talented
Elite Honours Class is a selective program for students with exceptional potential and results; membership is granted to candidates with 75%+ in Cambridge IGCSE examinations and focuses on advanced, interdisciplinary study across finance, entrepreneurship, technology, global studies and STEM, with ethical leadership.
Gifted and talented
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Academic calendar
Academic calendar
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Academic calendar
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Wellbeing & support
Wellbeing & support
Social & emotional learning
Social & emotional learning
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Social & emotional learning
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Special educational needs (SEN)
Special educational needs (SEN)
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Special educational needs (SEN)
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English as an additional language
English as an additional language
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English as an additional language
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Mental wellbeing
Mental wellbeing
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Mental wellbeing
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Safeguarding
Safeguarding
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Safeguarding
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Safeguarding policy
Safeguarding policy
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Safeguarding policy
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Facilities
Facilities
Facilities overview
Facilities overview
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Facilities overview
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Sports facilities
Sports facilities
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Sports facilities
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Academic facilities
Academic facilities
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Academic facilities
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Extra curricular facilities
Extra curricular facilities
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Extra curricular facilities
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Parent experience
Parent experience
History
History
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History
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Community
Community
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Community
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Parent teacher association
Parent teacher association
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Parent teacher association
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Extra-curricular
Extra-curricular
Academic & intellectual
Academic & intellectual
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Academic & intellectual
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Arts & creative
Arts & creative
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Arts & creative
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Cultural & language
Cultural & language
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Cultural & language
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Social & hobbies
Social & hobbies
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Social & hobbies
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Community & service
Community & service
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Community & service
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Leadership & professional
Leadership & professional
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Leadership & professional
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Lifestyle & wellbeing
Lifestyle & wellbeing
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Lifestyle & wellbeing
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Language provision
Language provision
Language provision
Language provision
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Language provision
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Bilingual teaching
Bilingual teaching
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Bilingual teaching
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Immersion programs
Immersion programs
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Immersion programs
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Reputation
Reputation
Awards
Awards
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Awards
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Accreditations
Accreditations
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Accreditations
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Admissions
Admissions
Admissions
Admissions
Phase one: There are two phases for admission. Phase one includes filling in the registration, a meeting of parents/guardians and a team of experts, psychological testing and an interview with the school psychologist to assess the student's psychological and physical abilities and talents, getting the student and parents familiar with International School's academic, social and ethical code of conduct, and adjusting the terms of schooling with parents/guardians and mutual expectations. If the potential student passes the test and the interview with the psychologist, and agreement is reached regarding terms of education, Phase two commences. Phase two: Completed application for admission; Signed Agreement between International School and the student and the parents/guardians; Delivering the necessary documentation: birth certificate / passport; medical certificate of intellectual and physical ability to attend school; confirmation of settlement of the first instalment, semi-annual tuition or full tuition. For enrolment into the requested primary school grade: certificate of completion of Year 5 of primary school if the child attended the National Programme, or a report on achievement for Year 6 if the child attended the Cambridge Programme (preferably a Statement of Results for Cambridge Primary), or a report on achievement for Year 5 if the child attended the K12 system. For enrolment into the requested secondary school grade: certificate of completion of the final year of primary school, or a report on achievement for the most recently completed year if the child attended the Cambridge Programme or another international programme; and confirmation from a nursery or preschool institution, if the child attended one, for enrolment into Year 1.
Admissions
Admissions procedure: The enrolment procedure consists of the following steps: Schedule a meeting. Discover our programmes. Submit transcripts from previous schools/ an official school record from the former school. Experience a day at our school. The prospective student needs to do an English language placement test. You will be informed about the outcome of your application. Enrolment documents: Grade 1: birth certificate, health screening for school enrollment/pre-admission medical examination. Grade 2: birth certificate, health screening for school enrollment/pre-admission medical examination. Other grades: birth certificate, student's grade book, transcripts/official school records from the previous school.
Scholarships
Scholarships
Incentives for the best: Notable achievements in science, sports or art? The school offers four incentives for the best students that cover from 10% up to 100% of the tuition fees for the following school year. Applications must be submitted by 30 June. The competition for the following school year takes place each May/June. To enter, submit the documentation listed in the Competition for Exercising the Right to a Tuition Fee Reduction, published on the school website. The school selects candidates in accordance with the Regulations Regarding the Manner and Procedure for Applying and Exercising the Students' Right to a Tuition Fee Reduction and the Competition for Exercising the Right to a Tuition Fee Reduction. The amount of the reduction is set by the Competition for Exercising the Right to a Tuition Fee Reduction. International School is not obliged to provide an explanation to those who are not selected. The four incentives are GENIUS MUNDI (for talented students with excellent results in national and international competitions), SPORTACUS (for notable athletes in sports), SM-ART (for gifted young artists), and A-CE (for hard-working students finishing primary school with straight A's). Necessary steps: 1) Fill in an incentive for the best application form; 2) The enrolment coordinator will contact you to discuss the details; 3) Two weeks after the submission deadline you will receive the results.
