is a town in Västergötland
and the seat of Lerum Municipality
, Västra Götaland County
Lerum has a station on the Gothenburg commuter rail system and acts as a Gothenburg suburb.
Lerum hit the world's news bulletins on November 16, 1987, when two passenger trains collided at the local station, killing 9 and injuring 140. (See List of 1950-1999 rail accidents).
The river of Säveån runs through Lerum municipality. 5 kilometers of it is surrounded by the nature reserve Säveåns Naturreservat, where bridges dating back as far as the 18th century as well as a variety of animal life and beautiful nature can be found.