Lillestrøm Sportsklubb is a Norwegian professional football club based in the city of Lillestrøm, just outside of the capital Oslo, currently playing in Eliteserien. The club was founded in 1917, after the merger of two local football clubs. Their home ground is Åråsen Stadion, which has a capacity of 12,250 people, while the principal training ground is Lillestrøm stadion, or the indoor arena, LSK-Hallen.
