(Montana)
Elkhorn is a census-designated place (CDP) in Jefferson County, Montana, United States, in the Elkhorn Mountains of the southwestern part of the state. As of the 2010 census it had a population of 10. The community is considered a ghost town, and two of its buildings are preserved as Elkhorn State Park. (Ref: https://en.wikipedia.org/wiki/Elkhorn%2C_Montana)