Carlucci American International School of Lisbon

The Carlucci American International School of Lisbon (CAISL) is a prestigious not-for-profit private international school located in Linhó, Sintra, in the beautiful hills west of Lisbon. Founded in 1956, CAISL is the oldest American school in the Iberian Peninsula and the only school in Portugal sponsored by the Office of Overseas Schools of the U.S. Department of State. The school offers a comprehensive American international education from Preschool through Grade 12, with the International Baccalaureate Diploma Programme available for senior students. CAISL's commitment to academic excellence, holistic student development, and a genuine sense of community has made it a cornerstone of Lisbon's international expatriate community for nearly seven decades. The school's attractive campus in the wooded hills of Sintra provides a safe and inspiring learning environment, while its proximity to Lisbon ensures excellent connectivity. CAISL is accredited by the Middle States Association and is a member of numerous international school associations. Its dedicated teachers, diverse student body representing over 40 nationalities, strong university guidance team, and rich extracurricular programme make it a premier choice for internationally mobile families in Portugal.