Edited by Nik Higgins · Co-founder & CEO
Istanbul is home to 10 international schools, offering families a range of curricula and price points to choose from.
Compare 10 international schools in Istanbul, Turkey. Filter by curriculum, fees (average TRY 577,132), location, and more to find the right international school now.
Istanbul International Community School (IICS) is a private, non‑profit, secular, coeducational day school for ages 3–18 with two campuses on either side of Istanbul's Bosphorus. It delivers the International Baccalaureate across the Primary Years Programme, Middle Years Programme and Diploma Programme, all taught in English. A U.S. High School Diploma pathway is available through CIS and NEASC accreditation, with AP courses offered alongside IBDP certificate courses and options for dual enrollment or honors-level study as part of College Ready offerings. Founded in 1911, IICS is among the city's oldest international schools and maintains a 1:1 laptop program. The Marmara Campus (16 hectares) houses facilities including a 335 m² library, three science labs, a 264 m² theatre with 320 seats, a large soccer pitch, a visual arts building and extensive sports and dining spaces. The Hisar Campus provides additional athletic and arts spaces. IICS participates in CEESA and offers strong college guidance and service programs.
Istanbul International School delivers the Cambridge International Curriculum from primary through high school, welcoming students aged 4 to 18. Cambridge IGCSE is offered for ages 14–16, followed by Cambridge International AS and A Levels for post‑16 study. The Primary curriculum includes Environmental Studies, Life Skills, and Expressive Arts, with English and Turkish language development and a Second Language Acquisition program. The Cambridge Pathway emphasizes deep subject knowledge, conceptual understanding, higher‑order thinking, and multilingual education, with IGCSEs available in more than 30 languages. Progression is a coherent spiral across ages 5–19, ensuring continuity and incremental challenge. The school operates two campuses: Campus A (ages 4–12) and Campus B (ages 13–17). Campus A features 20 classrooms, a science lab, an ICT lab, an indoor gym, a library, and outdoor facilities; Campus B offers four science labs, a mathematics lab, an ICT lab, a library, an auditorium, and additional learning spaces.
Keystone International Schools in Istanbul serves students from early childhood to Grade 12 with the Prince Edward Island Canadian Diploma program for Grades 1–12. Instruction is in English, with French taught as a second language. The school operates on two campuses, Küçük Çamlıca and Çekmeköy, and is accredited by WASC. PEI Ministry of Education students have access to the PEI online library and a Canvas-based learning platform supporting blended and asynchronous learning. The PEI curriculum emphasizes critical thinking, communication, and real-world application through project-based learning, while language development is fronted by English and Intensive French options via CEFR-aligned streaming. Facilities include a swimming pool, indoor/outdoor basketball courts, dance rooms, and a gym, plus a library with digital resources. Extracurriculars include field trips to historic sites, science museums, and cultural venues, and signature programs such as a France trip, a Toronto School Experience, and Round Square conferences.
Istanbul International Community School (IICS) is a private, non‑profit, secular, coeducational day school for ages 3–18 with two campuses on either side of Istanbul's Bosphorus. It delivers the International Baccalaureate across the Primary Years Programme, Middle Years Programme and Diploma Programme, all taught in English. A U.S. High School Diploma pathway is available through CIS and NEASC accreditation, with AP courses offered alongside IBDP certificate courses and options for dual enrollment or honors-level study as part of College Ready offerings. Founded in 1911, IICS is among the city's oldest international schools and maintains a 1:1 laptop program. The Marmara Campus (16 hectares) houses facilities including a 335 m² library, three science labs, a 264 m² theatre with 320 seats, a large soccer pitch, a visual arts building and extensive sports and dining spaces. The Hisar Campus provides additional athletic and arts spaces. IICS participates in CEESA and offers strong college guidance and service programs.
The BIS Schools in Istanbul deliver a multi-campus, bilingual international education for ages 3 to 18 across three campuses: Zekeriyaköy, Bahçeşehir and Çamlıca Hill. The group combines British educational tradition with international frameworks, offering curricula including the British Curriculum, IB Diploma Programme (as a candidate), AP, Thai and CBSE options, alongside a Turkish National Curriculum with international standards. The Zekeriyaköy campus provides an international environment enriched by sports, nature, gardens and outdoor learning, while the Bahçeşehir and Çamlıca campuses offer bilingual English–Turkish programs and strong science rooms, computer suites, gyms and pools. A dedicated STEAM School at the Etiler campus highlights science, technology, engineering, arts and math. English education sits at the core, with a second foreign language option available. Beyond academics, BIS runs extensive clubs and a Summer Camp, including Model United Nations, Chess, Drama, Music and Art, and sports, promoting intercultural understanding across Turkish and international students today.
Gokkusagi Schools Istanbul is an international school for ages 3 to 18 in Beylikduzu. It offers the Cambridge International School Program (Primary through IGCSE and A Levels) alongside the IB Primary Years Programme and IB Diploma Programme. The school also delivers the CAP Innovative Program and Dual Foreign Language Education, operating under a 'Living School' model that aims to educate internationally conscious individuals who research, inquire, think, communicate, are informed, principled, open‑minded, caring, risk takers, balanced and reflective. Established in 1997, it pursues a World School vision and focuses on developing students' intellectual, social, emotional and individual talents, with internationally ambitious pathways. The Beylikduzu campus houses physics, chemistry and biology labs; IT and STEM facilities; an art workshop; a Music and Dance Academy; archery and an ice rink; a 3D hall; a conference hall; a library; a restaurant; and indoor sports halls, plus a 3000 m² open area. The Cambridge Accreditation Code is TR072, and SAT preparation is offered.
Istanbul International School delivers the Cambridge International Curriculum from primary through high school, welcoming students aged 4 to 18. Cambridge IGCSE is offered for ages 14–16, followed by Cambridge International AS and A Levels for post‑16 study. The Primary curriculum includes Environmental Studies, Life Skills, and Expressive Arts, with English and Turkish language development and a Second Language Acquisition program. The Cambridge Pathway emphasizes deep subject knowledge, conceptual understanding, higher‑order thinking, and multilingual education, with IGCSEs available in more than 30 languages. Progression is a coherent spiral across ages 5–19, ensuring continuity and incremental challenge. The school operates two campuses: Campus A (ages 4–12) and Campus B (ages 13–17). Campus A features 20 classrooms, a science lab, an ICT lab, an indoor gym, a library, and outdoor facilities; Campus B offers four science labs, a mathematics lab, an ICT lab, a library, an auditorium, and additional learning spaces.
Kilittaşı Schools offer a K–12 dual curriculum that integrates the Turkish MEB program with the Ontario Secondary School Diploma (OSSD). Founded in 2013 by Keystone International Schools, the Kilittaşı campus in Çekmeköy, Istanbul serves students from Kindergarten through Anatolian High School. On graduation, students receive both the MEB and the OSSD, expanding options in Canada, the United States, Europe, and beyond. The Early Years Program uses English; English continues in the early grades, French is introduced as a second language, and by Grade 5 students study an intensive French program, with bilingual Turkish–English education continuing and French developing as a third language. Kilittaşı is a DELF–DALF examination center and supports French through international exam opportunities. The curriculum emphasizes critical thinking, research, and problem-solving, and aligns with Round Square ideals and WASC accreditation. Kilittaşı is a Round Square member with activities in debate, MUN, robotics, field trips, and France trips to broaden perspectives.
The British International School Istanbul (BISI) offers a British-led international education for ages 2–18. The Pre-School follows the UK Early Years Foundation Stage; Primary and Secondary use the Cambridge Curriculum to IGCSE, with Key Stage 3 adapting the English National Curriculum. Key Stage 4 offers Cambridge IGCSE, and Key Stage 5 delivers the International Baccalaureate Diploma Programme. BISI, a division of The British School Istanbul, holds triple accreditation from CIS, COBIS and MSA-CESS—the first in Türkiye. It emphasizes languages—German, Spanish, French and Turkish—with English as a Second Language support. The Zekeriyaköy Campus serves ages 2–18 and includes four teaching blocks, two libraries, six science laboratories, a 210-seat theatre and BIS Botanic Garden. Outdoor spaces include rubberised play areas and a running track; facilities include three gyms, an all-weather pitch, a basketball/tennis court and a heated 25 m pool. Extra-curriculars cover drama, photography, guitar and choir, plus CAS, MUN and debate.
Kilittaşı Schools offer a K–12 dual curriculum that integrates the Turkish MEB program with the Ontario Secondary School Diploma (OSSD). Founded in 2013 by Keystone International Schools, the Kilittaşı campus in Çekmeköy, Istanbul serves students from Kindergarten through Anatolian High School. On graduation, students receive both the MEB and the OSSD, expanding options in Canada, the United States, Europe, and beyond. The Early Years Program uses English; English continues in the early grades, French is introduced as a second language, and by Grade 5 students study an intensive French program, with bilingual Turkish–English education continuing and French developing as a third language. Kilittaşı is a DELF–DALF examination center and supports French through international exam opportunities. The curriculum emphasizes critical thinking, research, and problem-solving, and aligns with Round Square ideals and WASC accreditation. Kilittaşı is a Round Square member with activities in debate, MUN, robotics, field trips, and France trips to broaden perspectives.
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