Trail Running Calendar Ireland 2025-2026

We have found 20 Trailruns in Ireland. Check below where and when you can find the races. Search for a location or view trail runs near , , , , or .

Glendalough Night Challenge is a night mountain running event in County Wicklow, Ireland, organized by the Irish Mountain Running Association. Runners tackle a 10 km long course (plus a 4.8 km short loop) around Glendalough, starting from t..

Celebrate Halloween with a scenic but testing half marathon through Glensheshkin Woods near Kilworth Village in County Cork on Saturday 25 October 2025. Expect rolling climbs, marked trails and a spirited autumn atmosphere.

Celebrate Halloween with a spooky night trail through atmospheric Glensheskin Woods in Kilworth, Co Cork on a fully marked 5 km course. Limited places and mandatory safety kit make this a fun but serious night adventure.

November 2025

Event overview Powerscourt Ridge is scheduled for Saturday 1 November 2025 in County Wicklow. The long course distance is 15.30 km with total climb of 860 m. The event is rated 9 (3,3,3) for difficulty, indicating difficult terrain, more th..

Event details The Western Way - Maam to Leenane is an Irish Mountain Running Association event in County Galway on Saturday 15th November 2025. The course follows the Western Way route and is a 30.00 km race with a short course of 0.00 km a..

December 2025

The Glanageenty Marathon is a challenging mountain running event held in County Kerry, Ireland. Covering a full marathon distance of 42.2 kilometers with an elevation gain of 1300 meters, the race features difficult terrain and is fully mar..

The Glanageenty Half Marathon is a mountain running event held in County Kerry, Ireland. Covering a distance of 21.1 kilometers with an elevation gain of 650 meters, the race is classified as moderately difficult, featuring terrain with cli..

Event details The Pier Gates Remembrance Race (Djouce Remembrance Race) takes place in County Wicklow on Saturday 27 December 2025. The route follows the same course as the Earl's Drive trail league and has a total climb of 120 m. The event..

May 2026

The Waterville Trailrunning Festival is a three-day event held in the stunning Iveragh Peninsula, South West Kerry, Ireland. Overlooking the Atlantic Ocean and the Skellig Islands, the festival offers five trail races ranging from a 25km ha..

UTMB Index

Tackle a 38 mile ultra on the Wild Atlantic route from Mizen Road to Glengarriff as Day 1 of the MTC MizMal end to end. Limited to 40 entrants, the inaugural event has real time tracking and a bespoke POOKA medal.

Dublin Mountain 5km and 10km Championship Trail Run (Glencullen) The Dublin Mountain Running Club hosted the Dublin Mountain 5km and 10km Championship Trail Run, 3rd edition, at Glencullen Mountains on Saturday 25 March 2023. Glencullen rea..

MTC MACHA is a first edition single day ultra on 10 May 2026 running roughly 47 miles from Killarney to Ballybunion. Limited to 40 runners, as Day 3 of the MTC MizMal end to end of Ireland it features strict cut offs and mandatory kit.

Join the inaugural MTC BANSHEE on 12 May 2026, a rugged 44.4 mile MizMal stage along the Wild Atlantic route. Limited to 40 runners with mandatory kit and tracker, this coastal test finishes in Miltown Malbay.

Tackle a rewarding single day ultra across coastal and countryside scenery from Ballyvaughan to Galway, covering about 35.7 miles as Day 7 of the MizMal end to end. Limited to 40 runners, expect strong camaraderie, a finisher medal and trop..

Inaugural MTC Abhartach is a 46.7 mile single day ultra from Westport to Tobercurry with rugged Irish scenery and a finisher medal. Only 40 entrants so expect tough trails, close camaraderie and live tracking.

Tackle the MTC Balor, a 47 mile ultra along the scenic MizMal route from Tobercurry to Bundoran. Limited to 40 runners, all finishers earn a Balor medal and overall champions take home bespoke trophies.

Tackle the inaugural MTC Bodach, a one day 37 mile ultra across Inishowen with rolling climbs and coastal views. Limited to 40 runners, this Day 13 leg of the Mount to Coast end to end series offers a bold challenge and finisher medal.

August 2026

Experience four days of running along the Wild Atlantic Way in Inishowen, County Donegal, covering roughly 105 miles across varied coastal and hilly terrain. Choose full or half marathon and enjoy coastal views, camaraderie and medals.

September 2026

Run the epic Kerry Way Ultra, a roughly 200 km loop of the Iveragh Peninsula from Killarney Racecourse. Shorter 58 km and 101 km options and a team relay make it a big weekend for adventurous runners.

UTMB Index

The Ecotrail Wicklow will take place in Bray on Saturday 26 September 2026. You can run between 10 and 80 kilometers.