Trail Running calendar near Belfast 2026-2027

An 8 km forest path race with 300 m climb in Castlewellan Forest Park. It is the first race in the 2026 Hills and Dales series, organised by Newcastle AC and based at the Life Adventure Centre.

A 10 km mountain trail race on Binevenagh with 350 m of climb, part of the NIMRA and IMRA Ulster series. Entries were online only and the event is listed as full; full kit is required and the course is chip timed.

Tollymore on 23 April 2026 is an 8 km hill race with 300 m of climb at Tollymore Upper Car Park, the second race in the 2026 Hills and Dales series. Organised by Newcastle AC, entries run via SiEntries with age and kit requirements.

A mountain running event with a NIMRA Championship long course and a shorter NIMRA League course on the Carricklittle track, visiting local peaks and requiring navigation skills and mandatory race kit.

A trail race in the Hill and Dale series at Kilbroney Forest on 30 April 2026, featuring an 8 km route with 500 m of climb. Entry is via SiEntries and competitors must be at least 15 years old.

A 5 km mountain race on open terrain with 750 m of ascent at Carrick Little Car Park on 7 May 2026. The unmarked route requires navigation and a minimum age of 15 years; entries are handled through SiEntries and the event is organised by Ne..

The Slieuwhallian will take place in Saint John's on Saturday 9 May 2026. You can run 5 kilometers.

A mountain race in the Hills and Dales series at Meelmore Lodge, covering 7 km with 700 m of climb on an unmarked route. Entry rules include a minimum age of 15 and required full body cover.

A 15.5 km mountain race on the Isle of Arran with 870 m of ascent, starting and finishing at Ormidale Pavilion in Brodick. The route climbs Goat Fell via the standard tourist path and requires specific mountain safety kit and hill support.

A 7 km mountain race with 500 m of climb near Meelmore Lodge on 21 May 2026, part of the Hills and Dales series. The unmarked course requires full body cover and chest-mounted numbers; entries are handled via SiEntries.

Cooley Half is a marked mountain half marathon in County Louth on 23 May 2026. The 21.5 km course climbs about 790 m and follows forest tracks, the Poc Fada route and a river descent.

A 5 km community trail run and walk in the grounds of Slane Castle on May 24th, returned for its 11th year to raise funds for the local school parents association. The route follows estate and riverside trails and offers on the day t shirts..

The Norn Iron Ultra will take place in Ballintoy from Saturday 30 May 2026 to Sunday 31 May 2026. You can run 100 miles.

A 10.00 km mountain race in County Down with 850 m of climb. The route starts in Newcastle and finishes at Donard Park, requires navigation skills, mandatory Level C safety kit, a 16 or older age minimum and a 200 runner limit.

A trail race at Donard Forest Park: 8 km with about 500 m climb on forest paths, part of the Hills and Dales series. Entry, age rules and kit requirements are managed through SiEntries.

A multi terrain 5 mile race from CS Lewis Square in Belfast that follows the Greenway into Victoria Park with four varied loops. Prizes are awarded and all finishers receive a Boundary Brewery beer.

A 56 mile trail race on the Southern Upland Way on 6 June 2026, with 2447 m ascent, 400 places and a 20-hour cut-off. Mandatory kit and a prior marathon are required; GB Race Tracker provides live GPS tracking.

Experience 104 miles of historic trails across the Southern Upland Way from St John's Town of Dalry to Galashiels. This self-sufficient ultramarathon features 4611m of elevation and is a UTMB index race.

Participate in a 16.20 km mountain race through County Antrim as part of the NIMRA Championships. This event features a 620 meter climb over moderate terrain with prize giving in Ballygalley.

A scenic five mile trail race on Arran with over 600 ft of ascent on forestry trails behind Whiting Bay. The event is Scottish Athletics licensed, limited to 100 entrants and requires participants to be 16 or older.