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School Contact Information

  • Tel: +385-1-7999-300 | Fax: +385-1-4680-171

  • E-mail: | Website: 

  • This Fact Sheet is intended to provide general information. For more information, contact A/OPR/OS ( / +1-202-261-8200) or the school directly.


Logo for the American International School of Zagreb

The American International School of Zagreb (AISZ) is a private, coeducational, day school which offers an educational program from prekindergarten through grade 12 for students of all nationalities. The school was founded in 1966. The school year consists of four terms, extending from August to June.

Organization: The school is governed by a seven-member school board. The American Ambassador appoints the chairperson of the board and two additional members; there are two parent representatives and two additional members are appointed by the board. The school director serves as ex-officio member of the board. AISZ’s status is determined by a bilateral agreement between the U.S. government and the Croatian government on the status of the school.

Curriculum: The curriculum ranges from prekindergarten to grade 12. Learning for the youngest students is informed by the Reggio Emilia approach. Grades 1-10 are anchored in the American Education Reaches Out (AERO) standards, and an inquiry framework. The International Baccalaureate Diploma Program (IB/DP) is offered in grades 11 and 12, and students consistently score above the world average. Students may choose the American high school diploma pathway that may include IB certificates for university admissions. The upper school academic program is structured around a power standards and a collaborative approach where students have choice and are trained to become experts in their own learning. The teaching faculty are fully trained and licensed practitioners, representing several nationalities that reflect the school’s diverse population. Instruction is in English. English language acquisition support is provided. For world languages, French and German are taught in grades 1-12. Croatian language acquisition is taught in grades 3-5. Croatian Language and literature for students whose mother tongue is Croatian is offered in Grades 6-12. In the lower school, visual arts, counseling, music, and physical education are integrated into students’ learning. In the upper school, students have the opportunity to take a variety of electives, including but not limited to visual and performing arts, media & communications, outdoor ed, business, music, and woodworking. Service learning is integrated into the Upper School humanities program. Off-campus Unity trips take place in September for upper school and May for grades 4 and 5 as an important component of the AISZ community building ethos.  After-school enrichment activities including athletics, include MUN, Math Counts, and Speech and Debate, among others that compete and travel in the CEESA region. Although there is not a formal competition athletics program, the school does compete in athletic tournaments whenever possible in volleyball, basketball and swimming. AISZ is accredited by the Middle States Association of Colleges and Schools, is authorized by the IBO, and is a member of the European Council of International Schools, the Council of International Schools, and the Central and Eastern European Schools Association.

Faculty: For the 2020-2021 school year, there are 51 full-time teachers. The school also employs 1 part-time teacher and 6 educational assistants.

Enrollment: At the beginning of the 2020-2021 school year, enrollment was 285 students of 39 different nationalities (pre-Kindergarten-grade 12).

Facilities: AISZ opened its doors to the new campus beginning of October 2018 on the south bank of the river Sava near Bundek Park. It is considered to be a “green” building, utilizing geothermal water and solar energy. In the new building students can learn using 40 classrooms, three science labs, lower and upper school libraries, music room, theater, recording studio, studio for dance and aerobics, gymnasium, and fitness room. Two playgrounds are intended for kindergarten and lower school students. Sport facilities include fields for soccer, handball, and volleyball; four tennis courts; and an athletic track. The school also uses a nearby swimming pool and Bundek Park when possible and appropriate to enhance the program. Wireless technology is available in all classrooms with fast fiber optics connection. The school has sets of Chromebooks, android tablets, and iPads for elementary classroom use. One-to-one Chromebook and BYOD laptop program is available to all students from grades 5-12. In addition, classrooms are well equipped with document cameras and wireless projectors. The school has central printing solution, access control, video surveillance, and digital signage system. All staff members have laptops for everyday use.

Finances: In the 2020-2021 school year, the school’s income derives from tuition. Annual tuition rates are as follows: PK: €6,700; K-grade 5: €16,100; grades 6-8: €17,235; and grades 9-12: €17,750. The school also charges an additional application fee for all new students for PK of €500 and K-grade 12 of €1,500 and an annual capital fee of €2,500. These fees are payable in euros or U.S. dollar equivalent. Croatian nationals pay in the local currency, kuna. (All fees quoted in euros.)

Information and statistics are current as of October 2020 and provided by the school.

U.S. Department of State

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