What is Boulder, Montana?
[[Image:Bouldermontana.jpg|thumb|Boulder as seen from near Interstate 15]] '''Boulder''' is a city in [[Montana]] in the [[United States]]. It is the [[county seat]] for [[Jefferson County, Montana|Jefferson County]]. About 1,200 people lived there in 2020. It is on the north bank of the [[Boulder River (southwestern Montana)|Boulder River]]. {{US-geo-stub}} [[Category:Cities in Montana]] [[Category:County seats in Montana]]