Lillomarka is an area located to the northeast of Oslo, Norway. It is a part of Oslomarka and serves as a popular recreational area. Lillomarka is bordered by Maridalen and Nordmarka in the west, Nittedal and Gjelleråsen in the east, the suburbs Bjerke and Grorud in the south and the Gjøvik rail line and Movatn in the north.[1][2]