Los Mármoles National Park is a protected natural area in northeastern Mexico.

The highest peak in the park is Cerro Cangando at 3,000 meters elevation.

Xeric scrub is found in the low ravines, and common plants include Acacia berlandieri, Caesalpinia mexicana, Dalea bicolor, Karwinskia humboldtiana, Mimosa aculeaticarpa, and Senna racemosa.

Native reptiles include the lagarto alicante del Popocatepetl (Barisia imbricata) and the spiny lizard Sceloporus minor.

[3] Los Mármoles was declared a national park in 1936 by President Lázaro Cárdenas.