It was established for the purpose of preserving natural landscape complexes and ecosystems of the Hisar mountain range.

There are more than 870 plants (more than 35 medicinal plants included in the Red Book of Uzbekistan, such as hairy carrack, crooked thorn carrack, Butkov astragalus, white aconitum, Oshanin onion, anzur onion), more than 140 birds and animals (black leopard, Turkestan lynx, brown bear).

[3] Hisar Nature Reserve is famous for its beautiful scenery, karst plateaus with various hollows, mountains, lakes, and waterfalls.

In the territory of the reserve there are about ten natural monuments and a number of historical objects, including famous places of pilgrimage such as Amir Temur cave and Khazret Sultan mountain.

The territory of the Hisar State Reserve is located in one of the hottest regions of Central Asia, belonging to the dry subtropical climate zone.

[6] At the same time, the climate in the reserve is mountainous, and there may be significant differences in air temperature depending on the altitude of one or another area.

During the warm season, most of the precipitation in the lower mountain belt falls on relatively low temperature months, and from May to September there is almost no rain here.

Hisar reserve consists of four separate areas - Gilon, Mirakin, Tankhazdar'in and Qizilsuv.

The highest point of the protected zone is an unnamed peak located in the Tortkuyliq mountain range.