Mount Trio

Mount Trio is a prominent peak in the Stirling Range National Park in Western Australia's Great Southern region, within the Shire of Gnowangerup. Rising to 856 metres, it is one of the range's accessible summits known for panoramic views, diverse flora and seasonal wildflower displays. The peak is reached via a steep 3.5 kilometre return hiking trail and forms part of a biodiversity hotspot within the national park.

Visitors can expect a steep Grade 4 hiking trail of 3.5 km return to the summit of Mount Trio within Stirling Range National Park. The trail ascends through mallee heath, montane thicket and rocky slopes to a summit offering 360-degree views over the Stirling Range, surrounding farmland and nearby peaks such as Bluff Knoll and Mount Toolbrunup. The area is known for rich plant diversity, seasonal wildflowers and birdlife. There are no shops or water on the trail; facilities are limited to a car park and information shelter at the trailhead.