Gold River 21 is a Mi'kmaq reserve located in Lunenburg County, Nova Scotia. The population was 95 in 2016.

Gold River 21 is located in Nova Scotia
Gold River 21
Gold River 21
Location of Gold River 21 in Nova Scotia

It is administratively part of the Acadia First Nation.

44°33′32″N 64°20′28″W / 44.559°N 64.341°W / 44.559; -64.341