Gwynedd races

Trail and ultra races in Gwynedd, graded on the course file with the ascent and the ground underfoot.

races

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7 races

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November 2026

1 race

Nov

2026

Black Sheep Winter

Tafarn y Fic, Llithfaen · Black Sheep Events

A 60km November loop of the Llŷn from Tafarn y Fic in Llithfaen: up to Yr Eifl by the Steps of Hell, down through Nant Gwrtheyrn, the Mariners Trail to Abersoch and lanes back, solo or as a relay of four.

60 km1,537 m climb

Entries open

£85

February 2027

1 race

Feb

2027

Dydd Gŵyl Dewi Half Marathon

Cwt Tatws, Tudweiliog · Black Sheep Events

A St David's Day point-to-point half along the Pilgrims Trail and the coast path from Cwt Tatws at Tudweiliog to Aberdaron. No cut-offs, runners and walkers both welcome.

21 km345 m climb

Entries open

£29.95–£44.95

April 2027

1 race

Apr

2027

SheUltra

Abersoch · Black Sheep Events

A women-only 50k from Abersoch to Pwllheli over coast path, hilly trails and Garn Fadryn, with no cut-offs and no crew, billed as the biggest all-women ultra in the world.

50 km

Entries open

£74

June 2027

2 races

Jun

2027

Black Sheep Pilgrims Trail Marathon

Llithfaen, Llŷn Peninsula · Black Sheep Events

Forty-two kilometres of the North Wales Pilgrims Way from below Yr Eifl to Aberdaron: coast path, old pilgrim lanes and villages, walkers away at seven and runners at nine.

42 km626 m climb

Entries open

£59

Jun

2027

Pilgrims Trail 60

Bangor Cathedral · Black Sheep Events

Sixty pilgrim miles of the North Wales Pilgrims Way from Bangor Cathedral to Aberdaron inside twenty-four hours, with a tracker, seven checkpoints and the waymarkers to follow.

60 miles

Entries open

£109–£119

September 2027

1 race

Sept

2027

Billy Kenny 5K

Plas Heli, Pwllheli · Black Sheep Events

A fast, flat five kilometres from Plas Heli in Pwllheli on a September evening, runners and walkers together. Road and promenade, not trail, and a Triple Crown qualifier.

5 km

Entries open

£15

July 2028

1 race

Jul

2028

MTC Cerridwen

Travelodge Caernarfon, Victoria Dock, Balaclava Rd, Caernarfon, Gwynedd, LL55 1SR · Ultra Running Ltd

50 miles on National Cycle Route 8 from Caernarfon to Barmouth

50 miles

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£90–£155

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