Swamp Oak Campsite is a free tent camping area located along the Bibbulmun Track near Etmilyn in the Western Wheatbelt. Managed by the Department of Parks and Wildlife, this bushland site offers basic facilities including toilets and tent sites, with capacity for approximately 12 to 15 campers. The campsite sits at an elevation of around 195 metres and serves as one of the designated camping shelters along the long-distance walking trail. Dogs are permitted at this location, making it suitable for travellers hiking with pets on the Bibbulmun Track.