Wellington National Park is a national park in Western Australia, located 10 kilometres (6 mi) west of Collie and approximately 215 km (134 mi) south of Perth in the Shire of Collie along the Coalfields Highway.

The park is within the Yilgarn Craton geological province composed of belts of metamorphosed sedimentary and volcanic rocks, including large areas of granite.

[1] Potter's Gorge has a camping area at the edge of a lake, catering for tents and caravans.

A boardwalk and platform are built on the river bank for ease of access and there are several walk trails throughout the area.

[2] Species found commonly as part of the understorey include Banksia grandis (bull banksia), Allocasuarina fraseriana (sheoak), Bossiaea aquifolium (waterbush), Persoonia longifolia (snottygobble) and Xanthorrhoea preissii (grasstree).