Mjølfjell is a village area located in the eastern part of the Raundalen valley in the municipality of Voss in Hordaland county, Norway. Mjølfjell is served by the train station on the Bergensbanen railway line, Mjølfjell Station, both local trains from Voss and (less frequently) the Bergen to Oslo express trains make regular stops there. Mjølfjell has a grocery store, a chapel, and a military training facility.