Escola Americana do Rio de Janeiro is a non-profit twin-campus IB World Continuum school located in Rio de Janeiro, Brazil. The school was founded in 1937 as a private, independent, coeducational, non-denominational day school. EARJ offers an educational program from Nursery through Grade 12 for students of all nationalities. In 2023-24, enrollment was 1,352 students across the Gávea and Barra campuses with 236 members of teaching faculty.