Trail Running Calendar Ireland 2026-2027

A five week running league in Colligan Wood near Dungarvan with three distance options, a €20 entry for all five nights, open to over 16s and prizes for those who compete on at least four nights.

Test your endurance at Hellevation 26 in County Tipperary. Complete a 4.167 mile loop ogni hour in this Backyard Ultra until only one runner remains to be crowned the winner.

Experience an extreme 66 km unmarked mountain race through the rugged terrain of County Waterford. Navigate 2800 meters of ascent starting from Mount Melleray Abbey in this self sufficient ultra running event.

Experience an extreme mountain race in Waterford featuring a 21 km route with over 1,000 meters of climbing. Runners traverse the Knockmealdown peaks and the historic famine wall before finishing at the Abbey.

Experience a challenging mountain run on Annagh Hill with a choice of 10.7 km or 4.8 km routes. Navigate tough terrain and ridgeline trails in County Wexford followed by pizza at The Gap Pub.

Experience an open mountain race through County Cork with 10.8km and 5km routes. Runners will navigate fire roads and mountain trails toward the summit cairn in this Munster Championship event.

Experience a scenic 8 km run or walk through the beautiful Tourmakeady woods. Enjoy a community atmosphere with post race refreshments and prize presentations for participants of all ages.

Experience an uphill challenge on County Cork’s Clara Mountain with this 3 km mountain run. Part of the Munster Uphill League, this event features 337 meters of climbing across easy terrain for a maximum of 250 participants.

Test your navigation skills in this 42.70 km open mountain race through the high lakes of Wicklow. This unmarked course features significant elevation and requires advanced mandatory safety kit for all solo participants.

Experience a diverse mountain run through the scenic landscapes of Waterford featuring lakes, forests, and open trails. Choose between two distances on a fully marked route that captures the natural beauty of the Glasha River.

Experience a scenic loop trail beneath Benbulben mountain with coastal views over the Atlantic. Choose between 5.5 km or 4 km routes on fully marked paths through beautiful Sligo woodland.

Experience a varied mountain run over the summits of Bray Head in County Wicklow. Featuring both 7.3 km and 3.5 km marked routes, this event offers a scenic climb past historic ruins and coastal landmarks.

Experience the weaving forest trails and fire roads of County Galway at Kylebrack Woods. This event features fully marked routes of 11.30 km and 4 km through scenic woodland terrain.

Experience an endurance trail challenge in the scenic Avondale Forest Park. Choose between 50 km and 100 km solo distances or join a 100 km team relay on a supported 3.2 km forest loop.

Experience a spectacular trail race through native woodlands at Dysart Woods. This event features a marked 6.5 km loop with technical descents and scenic views of the Rock of Dunamaise for all IMRA members.

Set for late April 2026, the Sliabhriadh mountain race in County Limerick offers a 15.3 km course with 549 meters of climb, plus a shorter 5 km option. The fully marked route starts near Kilfinnane and summits Slievereagh. Mandatory safety..

Experience a 21.5 km mountain run through the scenic landscapes of County Wicklow. This marked course features 750 meters of climbing over Trooperstown Hill and follows the Avonmore river through woodlands and nature reserves.

The Moylussa Uphill race is a 4.5 km climb in County Clare with 454 meters of ascent. It is part of the Munster Uphill League and requires specific mandatory safety gear. Entry opens in late April 2026.

Tibradden is a mountain run in Dublin with routes of 9.9 km and 4.5 km, featuring 365 m of climb. The fully marked course requires mandatory safety kit, with final checks on the day. It's part of the Leinster League.

Experience the beauty of County Sligo with a marked trail run up the iconic Knocknarea mountain. Choose between the 6.5 km main course or a 4 km short route while enjoying coastal views and mountain terrain.