San Andrés Yutatío is a small town in the municipality of Tezoatlán de Segura y Luna, in the Huajuapan District of the Mixteca Baja region, in the state of Oaxaca, Mexico.

[1] San Andrés Yutatío has a population of 695 inhabitants according to data from the INEGI Population and Housing Census of 2010.

Of these, 320 are men and 375 are women.

[2] In 2020 population rose to 823 inhabitants, with 449 being women and 374 being men.