June 2026
Llanwddyn, Powys
10K Trail
£24.99View event
Trail Running Events in Wales 2026
36 upcoming trail running events in Wales. Browse dates, entry fees and links to enter.
Upcoming trail running events in Wales
36 events
June 2026
Brecon, Powys
10 Mile, Fell run
£10-£40View event
June 2026
Llangollen, Denbighshire
50K Ultra Trail
Free-£57View event
June 2026
Pwllheli, Gwynedd
42km trail running
£54-£64View event
05-07 Jun 2026
Haverfordwest, Pembrokeshire
50K, 100 mile, Ultra, Trail
£45-£160View event
July 2026
Merthyr Mawr, Bridgend
2km - 12 hours, Trail Race
£2-£60View event
July 2026
Clarbeston Road, Pembrokeshire
10K trail running
£29.99View event
July 2026
Swffryd, Newport
Road/Trail
July 2026
Rowen, Conwy
Hill/Fell Race
03-05 Jul 2026
Mynydd Mawr, Gwynedd
50K, 75 Mile, Ultra Trail
18-19 Jul 2026
Rhossili, Swansea
Ultra Trail
August 2026
Mold, Clwyd
12hr/24hr Fixed Time Trail
£65.50-£170View event
August 2026
Talybont-on-Usk, Powys
24K, 51K, Trail Run
£57-£97View event
August 2026
Port Talbot, Neath Port Talbot
6.5mi - 10.5mi, Trail Run
£5-£39View event
August 2026
Caernarfon, Gwynedd
50K ultra run, Trail run
£39-£139View event
September 2026
Gower Peninsula, Swansea
Trail
September 2026
Barmouth, Gwynedd
12K, 25k, 53k, 54k Trail/Ultra
£57-£97View event
September 2026
Cilcain, Flintshire
Trail Run
September 2026
Abersoch, Gwynedd
2K, 10K, 20K, Trail
£5-£35View event
September 2026
Llanberis, Gwynedd
286km Trail
£545-£595View event
October 2026
Ruthin, Clwyd
10K Fell Race
£21.50View event
October 2026
Mold, Clwyd
Night Trail, CaniCross
£18.50View event
October 2026
Corwen, Clwyd
50km Trail
£51.50View event
October 2026
Mold, Clwyd
6K, 12K, Trail, CaniCross
£19-£22View event
30 Oct-01 Nov 2026
Hay-on-Wye, Powys
Mountain/Trail Ultra
November 2026
Aberdare, Rhondda Cynon Taf
5km - 7 hours, Trail
£18-£34View event
November 2026
Newborough, Isle of Anglesey
10K, Half Marathon, Trail
£28.99-£51.99View event
November 2026
Oxwich Bay, Swansea
Trail Run (Multiple distances)
November 2026
Port Talbot, Neath Port Talbot
10K, Half Marathon, Trail
£27.18-£35.55View event
November 2026
Moelfre, Isle of Anglesey
55km Trail
£61.50View event
November 2026
Mold, Clwyd
Half Marathon Trail
£35-£60.50View event
November 2026
Caerphilly, Mid Glamorgan
Half & Full Marathon, Trail
£40-£50View event
December 2026
Aberdare, Rhondda Cynon Taff
Trail Run
December 2026
Mold, Clwyd
Trail run, CaniCross
£19.50View event
December 2026
Aberdare, Mid Glamorgan
5K, 10K, Half marathon, Marathon, Trail
£24-£40View event
December 2026
Wrexham, Clwyd
5K, 10K, Trail, CaniCross
£19-£21.50View event
Other distances in Wales
Browse races by distance across Wales.
Trail Running Events in other UK regions
Find trail running events elsewhere in the UK.