Réserve naturelle de Chastreix-Sancy has 16 named peaks. The highest is Puy de Sancy at 1,885 m. Other notable peaks include Puy Ferrand, Puy de la Perdrix and Puy Gros.
There are 16 named mountains in Réserve naturelle de Chastreix-Sancy. The highest and the most prominent mountain is Puy de Sancy.

The highest peak in Réserve naturelle de Chastreix-Sancy is Puy de Sancy, at 1,885 m.
Notable peaks in Réserve naturelle de Chastreix-Sancy include Puy de Sancy, Puy Ferrand, Puy de la Perdrix, Puy Gros and Puy de Cacadogne.
