Key West No. 70 is a rural municipality in the Canadian province of Saskatchewan. There are 309 people who live there. The total area of Key West No. 70 is 825.26 square kilometres (318.6 sq mi). The population density is 0.4 people per square kilometer. There are 133 private dwellings in Key West No. 70 occupied by usual residents and 152 private dwellings total. Key West No. 70 is in SARM Division No. 2 in southwest Saskatchewan.
The town of Ogema lies geographically within the southeastern part of the R.M. and a section of the Piapot Cree First Nation 75H lies in its northeastern section, although neither of these communities is technically part of Key West.
Before 1905, Key West No. 70 would have been part of the Northwest Territories.
Coordinates: 49°38′58″N 105°01′41″W / 49.64944°N 105.02806°W