Spectacular Fall Colors above Ninemile - near Missoula, Montana MT
Montana vs Oregon Western Regional
The West Region
The 'American Redoubt' movement
Western Montana is the western region of the U.S. state of Montana. The most restrictive definition limits western Montana only to the parts of the state west of the Continental Divide. Other common definitions add in the mountainous areas east of the divide including Beaverhead, Gallatin, Jefferson, Lewis and Clark, Madison, and Park Counties.