The Mainprize Regional Park is a park in the rural municipality of Cymri No. 36, Saskatchewan, Canada. The regional park is operated by a park authority with offices in Midale, Saskatchewan. The park includes an 18-hole golf course, Pederson place (a 5,000-square-foot (460 m2) multi-purpose hall), Rafferty Reservoir, beach area, water plant, camp groups and a residential cottage subdivisions.