Lilleaker is a neighbourhood and industrial site in Ullern, Oslo, Norway. It is located east of the river Lysakerelva. The area is named after the Lilleaker farm.[1]
Lilleaker served by the Lilleaker station of the Oslo Tramway, the southern part by Lysaker Station on the Drammen Line.
The local multi-sports clubs Lilleaker IF and Fagforeningenes IL Lilleaker (1927–1936) were absorbed and are now both a part of Ullern IF. The shopping center CC Vest is located in Lilleaker.