Cumberland House Provincial Park is a located at Cumberland House in the Canadian province of Saskatchewan on the site of the first inland Hudson's Bay Company post in Saskatchewan and the oldest village in the province. A powder magazine shed (used to store explosives) built in 1886 and artifacts from the HBC Northcote steamship are the remaining historic elements on the site. The site is located along a distributary called Bigstone River on the eastern edge of the delta made by the Saskatchewan River flowing into Cumberland Lake.