Bastida was born in Atlacomulco, Mexico to parents Mindahi and Geraldine, who are also environmentalists,[3] and raised in the town of San Pedro Tultepec in Lerma.[4][5] She is of Otomi-Toltec (indigenous Mexican) and Aztec on her father's side and Chilean and European descent on her mother's.[6][7] Bastida holds Mexican and Chilean citizenship.[6]