Trail Running calendar near Castlewellan 2025-2026

We have found 27 Trailruns within 80 miles of Castlewellan. See below where and when you can find the races.

Experience the classic Mourne Mountain Marathon, a two day endurance and navigation challenge in Northern Ireland. Teams of two tackle multi day routes and camp overnight, welcoming everyone from walkers to elite runners.

EcoTrail Wicklow returns on 26 September 2026 for a nature rich trail running day through the Wicklow Mountains. Distances from 10K to 80K offer rugged singletrack, big views and a true outdoor challenge for all levels.

UTMB Index

The North Barrule will take place in Ramsey on Saturday 26 September 2026. You can run 5 kilometers.

October 2026

Take on the wild Mourne Mountains at SkyRun the Mournes on 10 October 2026, with three scenic yet demanding skyraces from 20km trail to 50km ultra. Entries are open for a day of rugged peaks, big views and mountain running camaraderie.

UTMB Index

The James Coulson Laxey Fell will take place in Laxey on Saturday 24 October 2026. You can run 13 kilometers.

November 2026

The Narradale Fell Race will take place in Sulby on Saturday 7 November 2026. You can run 20 kilometers.

December 2026

The Snaefell and the Tholtans will take place in Snaefell on Saturday 5 December 2026. You can run 13 kilometers.