Ultramarathons in Wales

November 2026

4 races

Sat 7 Nov 2026

Beacons Ultra

Ultra · Talybont-on-Usk, Powys

50 miles

Sat 7 Nov 2026

Black Sheep Winter

Ultra · Llithfaen, Gwynedd

60km

Sat 7 Nov 2026

Endurancelife Gower

Ultra · Oxwich, Swansea

34 miles

Sat 7 Nov 2026

OTT Ultra Marathon

Ultra · Merthyr Tydfil

30 miles

January 2027

1 race

Sat 23 Jan 2027

Tour de Yr Wyddfa

Ultra · Llanberis, Gwynedd

44km

April 2027

2 races

Sat 3 Apr 2027

HAYUM by Pegasus

Ultra · Hay-on-Wye, Powys

30 miles

Sat 24 Apr 2027

Endurancelife Pembrokeshire

Ultra · Haverfordwest, Pembrokeshire

35 miles

May 2027

4 races

Sat 1 May 2027

HOWUM by Pegasus

Ultra · Llanidloes, Powys

30 miles

Sat 1 May 2027

Welsh 3000s Ultra Run

Ultra · Llanberis, Gwynedd

50km

8–9 May 2027

Epona 100

Ultra · Abergavenny, Monmouthshire

100km · 100 miles

14–16 May 2027

Ultra-Trail Snowdonia Eryri by UTMB

Ultra · Llanberis, Gwynedd

56km · 78km · 108km

June 2027

2 races

Sat 5 Jun 2027

CRANUM by Pegasus

Ultra · Aberystwyth, Ceredigion

30 miles

Sat 5 Jun 2027

The Llangollen 50k

Ultra · Llangollen, Denbighshire

50km

July 2027

4 races

Sat 3 Jul 2027

PIGUM by Pegasus

Ultra · Abergavenny, Monmouthshire

30 miles

Sat 10 Jul 2027

Snowdonia Trail Marathon Eryri 55K

Ultra · Llanberis, Gwynedd

55km

24–25 Jul 2027

Beacons Way Ultra

Ultra · Abergavenny, Monmouthshire

100km · 100 miles

24–25 Jul 2027

Ultra X Wales

Ultra · Brecon, Powys

50km · 60km · 110km

August 2027

2 races

Sat 7 Aug 2027

RunThrough Trails Brecon Beacons 51K

Ultra · Talybont-on-Usk, Powys

51km

14–15 Aug 2027

Sirona 100

Ultra · Barmouth, Gwynedd

100km · 100 miles

September 2027

3 races

Date TBC · est. Sep 2027

Ring O' Fire

Ultra · Holyhead, Isle of Anglesey

135 miles (3 days)

6–11 Sep 2027

Dragon's Back Race

Ultra · Conwy

380km

Tue 7 Sep 2027

West Coast 200

Ultra · Portmeirion, Gwynedd

200 miles

Nothing matches those filters. Try a wider area or another month.