American School Foundation
The American School Foundation, A.C, ("Colegio Americano" in Spanish) is an independent international school in the American tradition based in Mexico City. It offers coeducational college-preparatory school for international students aged 3 to 18. Founded in 1888, it is the oldest operating accredited American School outside the United States, and is widely considered to be amongst the first international schools in the World. As of 2022, over 2,500 students from more than 40 countries attend the school. English is the language of instruction with the exception of a bilingual program in the lower school and courses in Spanish at the secondary level.