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The Carlucci American International School of Lisbon (CAISL) is a non-profit, co-educational day school, based in Portugal. It serves the educational needs of about 550 students from the age three through grade 12. CAISL is an authorized International Baccalaureate (IB) World School, and therefore offers the IB Diploma Program for the last two years of High School. All students who complete CAISL’s graduation requirements earn an American High School Diploma, while those who fulfill the International Baccalaureate (IB) Program requirements, earn an IB Diploma. CAISL graduates are eligible to apply for entrance into universities around the world, including the United States, United Kingdom, Portugal and other European countries.

All Programs Available:
  • Education
    • Secondary Education
    • Early Childhood Education
    • Primary Education
    • Elementary Education
Language of instruction


Type of school

Primary or Secondary School




Rua António dos Reis 95 , Sintra, Portugal, Linho 2710-301


New England Association of Schools and Colleges (NEASC), Council of International Schools (CIS) International Baccalaureate (IB) School for Grades 11 and 12. Licensed by the Portuguese Ministry of Education

CSA Study Abroad
Accredited study abroad programs all over the world for students of all levels.