Trail Running Calendar Ireland 2026-2027

A marked mountain run at Diamond Hill in County Galway on 12 September 2026, offering a 7.1 km route with 440 m ascent and a 2.9 km short course; Level B kit is mandatory and places are limited to 250.

A map and compass navigational event in the Comeraghs, County Waterford on 13 September 2026, with long and short unmarked mountain courses. Mandatory Level C kit is required and GPS navigation is not allowed for competitive results.

A trail running festival in Fauna Forest, Donard, Co. Wicklow on 13 September 2026 offering 5 mile, 10 mile and half marathon routes with marked courses, checkpoints and on-site refreshments.

A backyard ultra in County Cork on a fully marked 6.7 km forest loop with 125 m climb per lap. Runners must carry Level C kit and follow the hourly loop rules until one runner completes one more loop than the rest.

A mountain running event along the Seven Sisters ridge in the Derryveagh Mountains offering 55km, 30km and 16km races. The 55km and 30km are UTMB Index races and several prize purses are awarded.

A 16.4 km mountain circuit in Wicklow with about 1000 m ascent, unmarked route and GPS allowed. Level C mandatory kit is required and the event forms part of the Leinster Championship.

EcoTrail Wicklow offers trail races from 10K to 80K starting and finishing on Bray Seafront, with routes across coastal paths, forests and the Wicklow Mountains. The 80K option includes over 2600 m of elevation gain.

A marked 22.50 km trail race in Lisvernane, Co. Tipperary on 26 September 2026 featuring 563 m of climb, mandatory Level B kit, three water stations and registration at Aherlow Community Center.

A three leg mountain relay across County Wicklow covering 49 km and 2,170 m ascent. The route is unmarked, GPS devices are not allowed and Level C mandatory kit must be carried.

Solo mountain running across three relay legs in County Wicklow, covering 49.0 km and 2,170 m ascent. The unmarked route forbids GPS and requires Level C mandatory kit with checkpoints and cutoffs in place.

Women only night trail in County Wicklow on 2 October 2026. The fully marked 7.00 km route follows the Sugarloaf Way, requires a head torch and trail runners, and entry fees will be donated to Bray Women's Refuge.

A partnered mountain race in County Tipperary covering 25.5 km with about 1800 m ascent, run on an unmarked route. Level C mandatory kit is required and teams must navigate to a sequence of control points starting and finishing at King's Ya..

Test your navigation skills in County Wicklow at the second race of the annual Nav Challenge league. Navigate an unmarked course through the Irish mountains using traditional methods without GPS assistance.

A night mountain running event in County Wicklow with fully marked long and short courses, mandatory Level B kit including a headtorch, technical terrain and variable weather. Parking and prizegiving take place at Lough Tay / Lough Dan carp..

A coastal trail run of 10 km around Howth in Dublin offering mixed terrain and coastal scenery. The event has an age limit of 16 and an entry fee of €42 plus fees; a bundle with the Wicklow 10 km is available.

A fully waymarked 6.5 km forest course in Rochestown Woods with about 200 m of climb, technical and single-track sections. Mandatory Level B kit is required and GPS use is permitted.

Nav Challenge 3 is the fourth race of the Navigational Challenge league in County Wicklow on 11 October 2026. The route is unmarked, GPS is not allowed, and participants must carry mandatory Level B kit.

A marked night trail in Glendalough with a 10 km loop and an about 4.8 to 5.0 km short option, including 490 m ascent and sections of the Wicklow Way and St Kevin's Way. Level B mandatory kit and a suitable torch are required.

A 5 km marked night trail in Glensheskin Woods near Kilworth, County Cork, with about 100 m of climb. GPS is not permitted and a Level B kit list is mandatory; parking is limited so organisers advise carpooling.

A night half marathon through Glensheshkin Woods near Kilworth in County Cork on 30 October 2026. The fully marked 21 km course has 475 m of climb, GPS is allowed, and Level B mandatory kit is required.