I am County Coordinator for Beaverhead County MTGenWeb site.  I do not live in Beaverhead County so I may not be of much help with your research in this area, however, I am willing to help with whatever I can.

If you have resources and would like to volunteer to do lookups, please let me know. All comments, suggestions, and submissions are very welcome.  Please share photos and family trees and anything else historical or genealogical related to Beaverhead County.