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Trail Running Calendar Northern Ireland 2025-2026

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Explore the best trail runs in Northern Ireland for 2025-2026! Our updated list features 6 exciting races across the region. Find your next race in Northern Ireland below and join the running community at these great events!

November 2025
Nov
1
Saturday

The 89th McConnell Shield

Trail Run 2 mi 3 mi 5 mi
December 2025
Dec
27
Saturday

Castlewellan Christmas Cracker

Trail Run 9 mi
April 2026
Apr
11
Saturday

Endurancelife | Giant's Causeway

Trail Run 20 mi
May 2026
May
30-31
Sa - Su

Norn Iron Ultra

Trail Run 100 mi
July 2026
Jul
26
Sunday

Hillsborough Castle & Gardens Running Festival

Trail Run 10 km Half Marathon
September 2026
Sep
19-20
Sa - Su

Mourne Mountain Marathon

Trail Run 35 km 55 km
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