Marathons in Northern Ireland
Find your next Marathon race in Northern Ireland. Browse upcoming road and trail events below, with dates and locations to help you plan.
26.2 miles, and no two are alike — big-city crowds, quiet country lanes or hilly trails. Marathons book up early and demand months of preparation, so the date matters as much as the place.
8 upcoming Marathon events in Northern Ireland
Tollymore Trail Marathon Events
Newcastle, Northern Ireland
14 Nov 2026
10K, Half Marathon, Marathon, 64K
Ballycastle, Northern Ireland
13 Feb 2027
10K, Half Marathon, Marathon
Castle to Castle Ultra - Carrickfergus
Carrickfergus, Northern Ireland
20 Mar 2027
26 Miles, 52 Miles
Coast 2 Coast - Mourne Marathon
Donard Forest, Northern Ireland
24 Apr 2027
Marathon
Phoenix Energy Belfast City Marathon
Stormont Estate, Belfast, County Antrim
02 May 2027
Marathon
Belfast, Northern Ireland
26 Jun - 27 Jun 2027
10K, Half Marathon, Marathon, 50K, 84K, 100K, 100 Miles
Donard Forest, Northern Ireland
26 Jun 2027
Half Marathon, Marathon
Basalt Breaks - Giants Causeway Coast Marathon Events
Portballintrae, Northern Ireland
11 Sep 2027
10K, Half Marathon, Marathon, 64K
Search all running events to filter by location, date and terrain.