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South Wales

South Wales

The best running trails In South Wales

4.4

(651)

103,118

runners

5,629

runs

Running In South Wales is one of the best ways to explore more of this region. To help you discover the most beautiful places to run, we’ve reviewed our full collection of routes In South Wales—and are proud to present the best running trails. Click on any of the routes for more details and browse real tips and photos uploaded by other runners.

Last updated: December 4, 2025

5.0

(4)

1,089

runners

1. Swansea Bay to Mumbles via Mumbles Hill Nature Reserve

17.7km

01:51

120m

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Hard

5.0

(7)

382

runners

2. Brecon Beacons Horseshoe Ridge

21.2km

02:38

740m

Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required.

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Hard

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3.9

(13)

459

runners

3. Cardiff Bay running loop

7.51km

00:47

40m

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Moderate

5.0

(6)

358

runners

4. Pen y Fan & Cribyn loop from Pont Cwmyedwen — Bannau Brycheiniog (Brecon Beacons) National Park

20.1km

02:32

740m

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Hard

3,162

runners

5. Cardiff Bay – Wales Millennium Centre loop from Cathays

23.6km

02:27

100m

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Hard

294

runners

6. Pen y Fan, Cribyn & Fan y Big loop from Storey Arms — Bannau Brycheiniog (Brecon Beacons) National Park

17.7km

02:33

1,000m

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Hard

5.0

(4)

141

runners

7. Talybont-on-Usk Reservoir loop along the Taff Trail — Brecon Beacons National Park

24.0km

02:39

560m

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Hard

5.0

(1)

154

runners

8. Llys-y-fran Reservoir loop

10.1km

01:14

130m

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Moderate

5.0

(2)

115

runners

9. Waun Fach horse shoe from Llanbedr — Bannau Brycheiniog (Brecon Beacons) National Park

27.0km

03:23

870m

890m

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Hard

128

runners

10. Blue pool bay & Rhossili beach loop from Oxwich — Gŵyr / Gower

45.7km

05:12

760m

750m

Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required.

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Hard

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Didn’t find what you were looking for?

Check out more Running Trails & Routes throughout South Wales below and find the perfect route in your destination.

Monmouthshire Pontymoile Newton Ynysddu Carmarthenshire Whitchurch Llansamlet Roath Bryn Ystradfellte Dyffryn Clydach Risca West Townhill Walterstone Cwmllynfell Sandfields West Trallong Argoed Henllys Croesyceiliog Dulas Seven Sisters Landore Heath Crosskeys Fairwater Cwmavon Cwmbran Central St. Thomas Llangennith, Llanmadoc And Cheriton Cockett Pennard Old St Mellons Blaenau Gwent Vale of Glamorgan Blaenhonddan Llangors Pembrokeshire Talgarth Upper Cwmbran Upper Killay Rhossili Newbridge Caerphilly Baglan Bay Clyne And Melincourt Maescar Penyrheol Trecenydd & Energlyn Baglan Moors Tongwynlais Cymer And Glyncorrwg Rowlstone Glyn Tarell Gowerton Pontprennau Panteg Cray Llanigon Morriston Ystalyfera Clydach Llangattock Peterchurch Pontardawe Torfaen Longtown Llanrhidian Lower Bronllys Llanwrtyd Wells Ceredigion Marloes And St. Brides Bridgend Cardiff Sandfields East Mynyddbach Brecon Llywel Llanrhidian Higher Ponthir Ilston Llancillo Honddu Isaf Mumbles Pentyrch Caerphilly Tenby Llanfihangel Cwmdu With Bwlch And Cathedine Rhondda Cynon Taf Bedwas Trethomas & Machen The Vale Of Grwyney Abercarn Port Eynon Llanveynoe Penderry Pontllanfraith Penrice Gwynfi And Croeserw Crickhowell Felin-Fach Yscir Port Talbot Llanfrynach Onllwyn Risca East Kentchurch Penllergaer Llantarnam Cilybebyll Llanishen Reynoldston Cefn Fforest St. Margarets Dunvant Abersychan Baglan Pen Tranch Margam Moors Swansea Pontlliw And Tircoed Pelenna Gelligaer Grovesend And Waungron Pontarddulais Margam Crumlin Rhiwbina Llangyfelach Coedffranc Trevethin Sketty Cyncoed Birchgrove Penmaen Neath Briton Ferry Aber Valley Talybont-On-Usk Bishopston Merthyr Tydfil Llanyrafon Bargoed Llandaff North Rudry Craswall Ewyas Harold Mawr Llanddew Michaelchurch Escley Wormbridge Vowchurch Turnastone Llwchwr Blaenavon Ystradgynlais Penylan Llanbradach Newport Lisvane Pentwyn Aberavon Llangynidr Gwernyfed Kenderchurch Tai-Bach Bon-Y-Maen New Inn Neath Port Talbot Gorseinon Resolven Castle Abbey Dore Nelson Van Bacton Pengam Crynant Uplands Gwaun-Cae-Gurwen Radyr and Morganstown Tawe-Uchaf Pontnewydd Blaengwrach Cwmbrwla Blackwood Killay Glynneath Cathays Maesycwmmer Tonna

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Browse the best Running Trails & Routes in other regions.

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The best running trails In South Wales

1. Swansea Bay to Mumbles via Mumbles Hill Nature Reserve

2. Brecon Beacons Horseshoe Ridge

3. Cardiff Bay running loop

4. Pen y Fan & Cribyn loop from Pont Cwmyedwen — Bannau Brycheiniog (Brecon Beacons) National Park

5. Cardiff Bay – Wales Millennium Centre loop from Cathays

6. Pen y Fan, Cribyn & Fan y Big loop from Storey Arms — Bannau Brycheiniog (Brecon Beacons) National Park

7. Talybont-on-Usk Reservoir loop along the Taff Trail — Brecon Beacons National Park

8. Llys-y-fran Reservoir loop

9. Waun Fach horse shoe from Llanbedr — Bannau Brycheiniog (Brecon Beacons) National Park

10. Blue pool bay & Rhossili beach loop from Oxwich — Gŵyr / Gower

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