Grand Valley Provincial Park is a provincial park located in the Assiniboine River Valley in Manitoba, Canada, about 13 kilometres (8.1 mi) west of Brandon.

[1][2] It is 26.19 hectares (0.1011 sq mi) in size.

[2] It was designated as a Provincial Park in 1961.

[2] The park is located in the Stockton eco-district within the Aspen Parkland eco-region.

[3] This eco-region is part of the Prairies eco-zone.