Hazarganji Chiltan National Park is a national park in the Mastung District of western Balochistan Province of Pakistan. It lies between Chiltan on its west and Hazaganji on the east. Hazarganji means (Of a thousand treasures) in native language as it was a historical passage for the Greco-Bactrian, the Mongols, the Scythians and migrating hordes of Baloch tribes. It was established in 1980 and covers 325,000 acre of land located close to the Koh-i-Chiltan mountain in Quetta's outskirt.
The park is in the Sulaiman Mountains, with desert and forest habitats, about 20 kilometres (12 mi) southwest of the city of Quetta.
The trees in the forests include Pashtun Juniper (Juniperus macropoda), pistachio, almond, and ash trees.
The fauna comprises of about 300-400 rare Sulaiman Markhor and around 800 Chiltan ibex survive within the park boundaries. Few urials still survives in the western slopes between 1,500m to 2,100m. Other fauna includes Indian wolf, striped hyena, Baluchistan leopard, caracal, common jackal and Indian crested porcupine. Birds includes the very rare Houbara bustard, griffon vulture, Egyptian vulture, crested honey buzzard (winters only), laggar falcon, peregrine falcon, common kestrel, Eurasian sparrowhawk (winters only), Indian scops owl, Indian cuckoo, European bee-eater (breeding only), chukar partridge, European nightjar (breeding/summer only), long-billed pipit, Eastern Orphean warbler, variable wheatear, blue rock thrush, whinchat, white-browed bush chat and Lichtenstein's desert finch and reptiles are also found here likes of monitor lizards, Russell's viper, saw-scaled vipers and spiny-tailed lizards.