The Pedirka Desert is a small Australian desert, about 100 kilometres (62 mi) north-west of
Oodnadatta and 250 kilometres (160 mi) north-east of
Coober Pedy in South Australia. Mount Deane and Witjira National Park are just to the north.
The desert is relatively small, occupying about 1,250 square kilometres.
Pedirka Desert belongs in the Finke bioregion. The sands are deep-red and it is vegetated by dense mulga
woodlands. Dunes in
the desert are low, eroded, widely spaced and positioned parallel to each other.