Cuautitlán (Nahuatl pronunciation: [kwautiˈtɬan]) officially Cuautitlán de Romero Rubio, is a municipality in the State of Mexico, just north of the northern tip of the Federal District (Distrito Federal) within the Greater Mexico City urban area. The city of Cuautitlán is the municipal seat and makes up most of the municipality. The name comes from Nahuatl and means 'between the trees.'