It was founded in Mexico City on 11 September 1875 and, like the other academies, has the principal function of working to ensure the purity of the Spanish language.

The Academia Mexicana organized the first Congress of the Spanish Language Academies that was celebrated at Mexico City in April 1951.

This gave birth, through its Permanent Commission, to the Association of Spanish Language Academies, confirmed in the second Congress, celebrated in Madrid five years later.

Each volume starts with a review of the most relevant happenings that have occurred since the publication of the previous one and the indication of the number of attendance to the meetings of each academic, and concludes with general and alphabetic indexes.

Among them, the most important are: Because of its vocation of constantly adaptation with the new technologies and in harmony with the new communications society, the Academia Mexicana de la Lengua has included the forementioned works in its webpage so that they can be consulted in an interactive manner, belonging to the Association of Spanish Language Academies.