Skedsmo is a municipality in Akershus county, Norway. It is part of the traditional region of Romerike. The administrative centre of the municipality is the town of Lillestrøm. About one third of the municipal population lives in Lillestrøm. Other important towns are Skedsmokorset, Skjetten and Strømmen. A smaller settlement adjoining Lillestrøm is Kjeller.