Oslo Marathon
The Oslo Marathon is an annual marathon that takes place at the end of September or the beginning of October. There are four distances; marathon, half-marathon, 10 and 3 km. The track goes along the seaside of Oslofjord, with competitors in the marathon running it twice. History. The first Oslo Marathon took place in 1981. After some years without any long distance race, the capital of Norway re-launched the Oslo Marathon in 2004. The number of participants in the 2010 edition was close to 16,000, of which almost 50% were women.