Trail Running Calendar Ireland 2026-2027

A 10.7km mountain run in Clare with 536m of ascent to the summit of Moylussa. The route mixes narrow trails and fire roads. A shorter 4.4km junior course is also available.

A trail race through the Glen of the Downs in Wicklow, featuring an 8.15 km long course and a 4.88 km short option. The fully marked route requires basic mandatory kit. Post-race refreshments and a prize ceremony await in the car park.

This challenging 7.35 km mountain run on Nephin in County Mayo features 736 m of ascent on a fully marked route. Mandatory kit is required, and registration is in Lahardane village. The event includes a shorter junior course.

Art's Loop is a 10 km mountain run in Wicklow with 680 meters of climb, part of the Leinster Championship. It requires specific mandatory safety gear, with final kit decisions made on race day. Registration opens in late July for a limited..

Event Overview The Belmont and Little Sugar Loaf is a mountain running event in Wicklow on Wednesday, August 5, 2026. It is the first race of the Leinster League. There are three race options: a Long Course of 8.5 km with 360 m of climb, a..

Tackle Johns Hill in County Carlow for a 9km mountain run with 500m of climb. This Southeast League event requires mandatory kit, with a shorter 5km course also available. Registration opens in early August 2026.

Tackle two scenic climbs of Knocknarea in this 6.5 km mountain race in Sligo. The fully marked route offers views over Strandhill and features a shorter 4 km junior option. Mandatory kit is required, with registration opening in August 2026..

This end-of-season hill run supports voluntary mountain rescue teams. The 8 km loop around Paddock Hill is fully marked, with a 5 km short course also available. Online registration and mandatory safety kit are required.

The Quadrathon Challenge is a four-day endurance event on Ireland's Wild Atlantic Way. Choose between completing four full marathons or four half marathons on different scenic courses each day. The event includes finish line catering and co..

Lug Uphill is a 6km mountain run in Wicklow with 800m of ascent. It's part of the new Leinster Weekend and a trial for an international competition. Entry is limited to 50 runners.

Set for August 2026 in south Wicklow, the Tinahely Half Marathon is a 21 km trail run with 1100 m of climb. This event requires advanced mandatory kit and is part of the Leinster Half-Marathon League.

A 10 km trail run in Wicklow with 500 meters of climb. The route is to be determined, and participants must bring mandatory safety kit. It is part of the IMRA Trail League.

A 7.7km mountain run in Dublin's Ticknock, encouraging low-carbon travel with no on-site car parking. The route features marked trails, forest sections, and a 4km junior course. Registration is at the Blue Light pub.

The Galtymore is an extreme mountain race in Tipperary, summiting Galtymore via Cush and Galtybeg. This 13 km route features 1,300 m of climbing over unmarked terrain, requiring mandatory advanced safety kit. Entry is limited for this champ..

Run a Half Marathon or 10km on Ireland's southernmost inhabited island. The trail courses on Cape Clear Island offer spectacular coastal views. Entry options include a ferry ride from Baltimore harbour.

Run the Canon Sheehan Loop in Cork's Glenanaar Forest. This moderate 10.5 km mountain run features a fully marked route and a 5 km short course option. All participants must bring mandatory safety kit, with the final carry requirements set..

A 14.3 km mountain run with 1000 m of climb in the Blackstairs of County Wexford. The unmarked route is part of the Leinster Championship and requires mandatory safety kit.

A 200 km ultramarathon around the Iveragh Peninsula following the Kerry Way, based at Killarney Racecourse. Entry requires recent long-distance qualifications; the race uses mandatory gear checks, GPS trackers, a bag-drop system and designa..

The Diamond Hill race in County Galway offers a scenic 7.1km mountain run with a shorter 2.9km option. It takes place in September 2026. Mandatory safety kit is required, and parking is at Connemara National Park.

Tackle the extreme Carrauntoohil mountain run in Kerry, with over 1,100m of ascent on a 13.7km unmarked route. Mandatory advanced kit is required, and GPS is allowed. Registration opens in late August for the September event.