Running Calendar Wales
Running Calendar Wales is a running events list which includes fun runs, obstacle course races, mud runs, trail runs and more.
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Events 1 to 69 of 69
Rat Race Sea to Summit - Yr Wyddfa (Snowdon)
Saturday, 27 September 2025Caernarfon to Rhyd Ddu, Wales, UK
Pembrokeshire Half Marathon & 10K
Sunday, 28 September 2025Dale, Pembrokeshire, UK
Gower Coastal Trail Races
Saturday, 4 October 2025Gower Peninsula, Wales, UK
Bangor City 10K & Half Marathon
Sunday, 5 October 2025Bangor, Wales, UK
Cardiff Half Marathon
Sunday, 5 October 2025Cardiff City Centre, Wales, UK
The Loop Ultra
Saturday, 11 October 2025Plas Dolanog, Welshpool, UK
Abergele 5K & 10K
Sunday, 19 October 2025Abergele/Pensarn, Wales, UK
Marathon Eryri
Saturday, 25 October 2025Llanberis, Caernarfon, UK
Chepstow Steeplechase OCR
Sunday, 26 October 2025Chepstow, Monmouthshire, UK
Giddy Horse Races
Sunday, 26 October 2025Chepstow, Monmouthshire, UK
Tenby 10K
Sunday, 26 October 2025Tenby, Pembrokeshire, UK
Black Beacon Mountain Races
Friday, 31 October 2025 to Sunday, 2 November 2025Hay-on-Wye, Hereford, Wales, UK
Off The Tarmac Ultra Marathon
Saturday, 1 November 2025Cyfarthfa Park, Merthyr Tydfil, Wales, UK
Abergavenny Autumn 10K
Saturday, 8 November 2025Llanfoist, Abergavenny, UK
Beacons Ultra, Marathon & Half Marathon
Saturday, 8 November 2025Talybont-on-Usk, Brecon, Powys, UK
EnduranceLife Gower
Saturday, 8 November 2025Oxwich Bay, Gower, Swansea, UK
Pen Llyn Ultra - Winter Edition
Saturday, 8 November 2025Pwllheli, North Wales, UK
Anglesey Trail Half Marathon & 10K
Sunday, 9 November 2025Newborough Forest, Anglesey, UK
Slate Trail Ultra
Saturday, 15 November 2025Porth Penrhyn, Bangor, Wales, UK
Trails & Tarmac 12 Hour Back Yard Ultra
Saturday, 15 November 2025Crickhowell, Powys, Wales, UK
Conwy Half Marathon
Sunday, 16 November 2025Quayside, Conway, UK
Machen Trail Half Marathon & Marathon
Saturday, 29 November 2025Machen Welfare Ground, Caerphilly, UK
Secret Santa
Saturday, 6 December 2025Crickhowell, Powys, UK
Celtic Trail Races
Saturday, 13 December 2025Aberdare, Rhondda Cynon Taff, Wales, UK
Chepstow Running Festival
Sunday, 25 January 2026Chepstow, Monmouthshire, UK
Llanelli Half Marathon & 10K
Sunday, 8 February 2026Llanelli, Wales, UKTrails & Tarmac Winter Back Yard Ultra
Friday, 13 February 2026Crickhowell, Powys, Wales, UKCaerphilly Trail Races: 5K & 10K
Sunday, 15 February 2026Van Community Centre, Caerphilly, UK
Nick Beer Llandudno 10K
Sunday, 15 February 2026Llandudno, Conwy, Wales, UK
Anglesey Half Marathon & 10K
Sunday, 1 March 2026Menai Bridge, Anglesey, UK
Dragons Dash
Sunday, 1 March 2026Menai Bridge, Anglesey, UK
Colwyn Bay 20 Mile & Metric Marathon
Sunday, 8 March 2026Colwyn Bay, Conwy, UK
Great Welsh Marathon & Half Marathon
Sunday, 8 March 2026Pembrey, Carmarthenshire, UK
Beast of the Blacks 10, 20 & 40 Mile
Saturday, 14 March 2026Llanbedr, Crickhowell, UKBrechfa Trail Half Marathon & Marathon
Saturday, 14 March 2026Brechfa Forest, Carmarthen, UK
Betws-y-coed Trail Challenge / Trail Betws
Saturday, 21 March 2026Betws-y-Coed, UK
Red Warrior Challenge Multi Terrain Races
Sunday, 22 March 2026Margam Country Park, Port Talbot, UK
Llandudno Half Marathon & 10 Mile
Sunday, 29 March 2026Llandudno, Conwy, Wales, UK
The Pendine Sands Races
Sunday, 5 April 2026Pendine Sands, Carmarthanshire, UK
Brisco Gorseinon 10K & 2K
Sunday, 12 April 2026Gorseinon, Swansea, UK
Ogwen Yr Helgi Du Race
Sunday, 12 April 2026Plas Y Brenin, Capel Curig, UK
Beast of the Beacons
Saturday, 18 April 2026Llanbedr, Crickhowell, UK
Cymoedd Sir Fynwy
Saturday, 18 April 2026 to Sunday, 19 April 2026Abergavenny, Monmouthshire, UK
Newport Marathon Festival
Sunday, 19 April 2026Newport City Centre, Wales, UK
EnduranceLife Pembrokeshire
Saturday, 25 April 2026Little Haven, Haverfordwest, UK
The Medieval Backyard Ultra
Saturday, 25 April 2026Cosmeston Country Park, Penarth, UKRadyr Trail Half Marathon & Marathon
Saturday, 9 May 2026Cardiff Harlequins RFC, Cardiff, UK
Tenacious Ten Hour Endurance Challenge
Saturday, 9 May 2026Pengenffordd, Talgarth, Brecon, Powys, UK
Snowdonia Half Marathon
Sunday, 10 May 2026Llanrwst, Conwy, Wales, UK
Barry Island 10K
Sunday, 17 May 2026Barry Island, Barry, Wales, UK
The Swansea 5K
Sunday, 24 May 2026Swansea, Wales, UK
Abersoch 10K
Saturday, 30 May 2026Abersoch, Gwynedd, Wales, UK
Pembrokeshire Coastal Races
Friday, 5 June 2026 to Sunday, 7 June 2026Dale, Milford Haven, Wales, UK
Swansea Half Marathon
Sunday, 7 June 2026Swansea Arena, Swansea, UK
Wales Marathon, Half Marathon, 10K & 5K
Sunday, 28 June 2026Tenby, Pembrokeshire, Wales, UK
Porthcawl 10K
Sunday, 5 July 2026Porthcawl Esplanade, Porthcawl, UK
Wild Wye SwimRun
Sunday, 5 July 2026Chepstow, Monmouthshire, UK
The Severn Challenge
Wednesday, 8 July 2026 to Sunday, 12 July 2026Hafren to Bristol, UK
Yr Wyddfa / Snowdon 24
Saturday, 11 July 2026Llanberis, Caernarfon, UK
Snowdonia Trail Marathon Eryri
Sunday, 12 July 2026Llanberis, Caernarfon, UK
Dragon Coastal Ultramarathons
Saturday, 18 July 2026 to Sunday, 19 July 2026Rhossili Bay to Cardiff Bay, Wales, UK
Gower Peninsula Ultra Challenge
Saturday, 18 July 2026 to Sunday, 19 July 2026Penrice, Swansea, Wales, UK
Rabbit Run Wales
Saturday, 18 July 2026Merthyr Mawr, Bridgend, South Wales, UK
Ultra X Wales
Saturday, 25 July 2026 to Sunday, 26 July 2026Abergavenny, Monmouthshire, Wales, UK
SkyRun Eryri
Saturday, 15 August 2026Rhyd-Ddu, Caernarfon, Wales, UK
Beast of Llangattock
Saturday, 22 August 2026Llangattock, Crickhowell, UKBlack Cattle Ultra
Saturday, 29 August 2026Llanthony Priory to Cardiff, UK
Caernarfon Half Marathon
Sunday, 6 September 2026Caernarfon, Wales, UK
Cardiff 10K
Sunday, 6 September 2026Cardiff City Centre, Wales, UK
Events 1 to 69 of 69