Coacalco de Berriozábal (also known as Coacalco) is a city and municipality located in the State of Mexico, Mexico. Its name comes from the Nahuatl, Coa-coatl (snake), cal-calli (home) and -co (at), meaning "at the house of the snake", and was first recorded in 1320. The municipality lies in the Greater Mexico City conurbation, and it is located next to the northern tip of the Mexico City.