Hidden Valley is a national park in
Western Australia (
Australia), 2220 km northeast of
Perth.
- Area: 2,068 ha
- Latitude: 15° 46' 33" S
- Longitude: 128° 46' 00" E
- Date of establishment: 1982
- Managing authorities: Department of Conservation and Land Management
- IUCN category: II
See also: Protected areas of Western Australia