Running Calendar Ireland - Recent Updates
Running Calendar Ireland aims to have the most comprehensive list of running races and walking events in Ireland including 5K & 10K fun runs, Half Marathons, Marathons and Ultra Marathons.
Information and events are added and updated frequently, so be sure to check back regularly and follow us Facebook or join our weekly email newsletter to be notified of updates. The most recent updates are listed below.
Click the "Events Calendar" tab in the top/side navigation to view upcoming running and walking events.
Recently added and updated pages - click to view
Westport Marathon
Added next event date: 10 April 2027
Montalto Night Endurance Challenge
Added link to registration for event on 10 October 2026
Weekly Newsletter 19 August 2026
Published weekly newsletter
Gaelforce West & Gaelforce Westport
Added next event date with link to registration: 12 June 2027
Quadrathon Challenge
Added next event date: 12 to 15 August 2027
Cork Rebel Run
Registrations are now open for event on 18 October 2026
Weekly Newsletter 12 August 2026
Published weekly newsletter
Armagh 10 Mile Road Race
Added next event date with link to registration: 11 October 2026
Clonakilty 5 Mile Road Race
Added next event date: 24 January 2027
Athy Half Marathon, 10K & 5K
Added next event date: 8 August 2027
Armagh International Road Race
Added next event date: 11 February 2027
The Stonetown 5K
Created listing with link to registration, event date: 27 September 2026
Weekly Newsletter 5 August 2026
Published weekly newsletter
Tollymore Trail Marathon Events
Added next event date with link to registration: 14 November 2026
Giant's Causeway Coast Marathon
Added next event date with link to registration: 12 September 2026
Ards 5 Mile Challenge
Added next event date with link to registration: 4 September 2026
Waterford Viking Marathon
Registrations are now open for event on 19 to 20 June 2027
Belfast 24 Hour
Added next event date: 26 to 27 June 2027 (Date TBC)
Bluestack Way Ultra
Added next event date: 31 July 2027
LauraLynn 5K & 10K
Created listing with link to registration, event date: 10 October 2026
Beara 5 Mile Race Series
Added 2026 Series dates
The Corofin Loop
Added link to registration for event on 1 November 2026
The Griffith Avenue Mile
Registrations are now open for event on 20 September 2026
Run Forest Run Series
Added 2026/2027 Series dates; Series Registration is open
Trasna Mondello Park 10K & Half Marathon
Created listing, event date: 6 December 2026
Santa Dash Dublin
Registrations are now open for event on 6 December 2026
Half on the Head Half Marathon & 10K
Changed date to 12 June 2027 as per update on event website; Registration is now open
Waterford Viking Marathon
Added next event date: 19 to 20 June 2027
Half on the Head Half Marathon & 10K
Added next event date: 27 June 2027
Weekly Newsletter 29 July 2026
Published weekly newsletter
Hillsborough Castle & Gardens Running Festival
Added next event date with link to registration: 25 July 2027
Brandon Bay Half Marathon
Added next event date with link to registration: 24 July 2027
Glen to Glen Hike for Hospice
Added link to registration for event on 18 October 2026
Park West Dublin Night Run
Added next event date with link to registration: 20 July 2027
Run4Autism
Created listing with link to registration, event date: 16 August 2026
Lilliput Legend Adventure Race
Added next event date: 17 July 2027
Belvoir Castle Marathon, Half Marathon & 10K
Added next event date with link to registration: 18 July 2027
Belvoir Castle Triathlon & Multisport Festival
Added next event date with link to registration: 17 to 18 July 2027
Art O’Neill Challenge
Added next event date: 15 January 2027
Boston Scientific Block Run
Added next event date with link to registration: 13 September 2026
Ratoath AC Half Marathon
Added link to registration for event on 12 September 2026
Weekly Newsletter 15 July 2026
Published weekly newsletter
Waterville Half Triathlon
Added next event date with link to registration: 10 July 2027
Medieval Marathon
Updated start location for event on 12 September 2026 to Abbey Quarter
Clontarf Half Marathon - Summer
Added next event date with link to registration: 3 July 2027
Ultra Trail na mBan
Created listing with link to registration, event date: 17 April 2027
Weekly Newsletter 8 July 2026
Published weekly newsletter
The Griffith Avenue Mile
Added next event date: 20 September 2026
Great Glinsk Run
Event has been rescheduled to 25 July 2026
Waterville Trail Running Festival
Added 86K Ultra distance to event on: 1 to 2 May 2027