This species is endemic to the Grijalva Valley of Chiapas State, Mexico, and adjacent parts of Guatemala. It has been recorded at between 500 and 1000 m asl.
Campbell, J.A. & Muñoz-Alonso, A. 2007. Sceloporus carinatus. In: IUCN 2010 . IUCN Red List of Threatened Species. Version 2010.4 . <www.iucnredlist.org>