In the first Reykjavik Marathon in 1984 214 runners took part. Since 2013 the total number of participants have been between 14 and 15 thousand.

Bar chart showing number of participants 2005-2019

Past few years the participation in the timed distances has grown a lot. In the table below you can see registration numbers since 1984.

Table showing registration numbers since 1984

  • Íslandsbanki
  • Adidas
  • Suzuki
  • Budget
  • Garmin
  • 66 Norður
  • Kynnisferðir / Reykjavik Excursions
  • Margt smátt
  • Korta
  • Fulfil
  • Bændaferðir / Hey Iceland
  • Gatorade

The Islandsbanki Reykjavik Marathon is organized by Reykjavik Sports Union, a union of sports clubs in Reykjavik. Other events organized by the Reykjavik Sports Union are: Laugavegur Ultra Marathon in July, Suzuki Midnight Sun Run in June, Reykjavik International Games in January and the Northern Lights Run in February.