It is generally agreed that the Nahua peoples were not indigenous to the highlands of central Mexico, but that they gradually migrated into the region from somewhere in northwestern Mexico.
Pada umumnya, para ahli sepakat bahwa orang-orang Nahua bukanlah penduduk asli dataran tinggi Meksiko tengah, tetapi mereka secara bertahap mendatangi wilayah tersebut dari Meksiko barat laut.