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Gwynedd

Gwynedd

The best running trails in Gwynedd

4.7

(166)

20,204

runners

1,209

runs

Running in Gwynedd 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 Gwynedd—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: October 26, 2025

5.0

(3)

470

runners

1. Pyg and Miners Track loop on Yr Wyddfa (Snowdon) from Pen-y-Pass — Trail Running in Eryri (Snowdonia)

12.2km

02:11

680m

690m

Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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4.8

(6)

468

runners

2. Around Llyn Padarn from Llanberis — Snowdonia National Park

8.54km

01:01

120m

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

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Intermediate

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4.8

(4)

434

runners

3. Snowdon Summit loop, Telegraph Valley & the Llanberis Path — Snowdonia National Park

18.9km

02:55

1,100m

Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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4.0

(1)

235

runners

4. Moel Eilio loop from Llanberis — Eryri (Snowdonia) National Park

13.5km

01:47

650m

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

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4.0

(5)

169

runners

5. Carnedd Dafydd & Carnedd Llewelyn loop from the Ogwen Valley — Snowdonia National Park

19.7km

02:50

930m

Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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Expert

179

runners

6. Coed y Brenin Goldrush Trail — Snowdonia National Park

14.3km

01:43

290m

300m

Intermediate run. Good fitness required. Mostly accessible paths. Some sure footedness required.

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Intermediate

5.0

(1)

131

runners

7. Yr Wyddfa (Snowdon) Horseshoe loop from Pen-y-Pass — Trail Running in Eryri (Snowdonia)

12.2km

02:50

830m

840m

Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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Expert

163

runners

8. Cadair Idris loop on the Minffordd path — Snowdonia National Park

9.36km

02:01

790m

Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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5.0

(1)

115

runners

9. Rhyd-Ddu and Snowdon Ranger Path loop on Yr Wyddfa (Snowdon) — Trail Running in Eryri (Snowdonia)

15.4km

02:29

900m

Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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5.0

(3)

102

runners

10. South Ridge and Watkin Path loop on Yr Wyddfa (Snowdon) — Trail Running in Eryri (Snowdonia)

14.0km

02:27

980m

Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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Expert

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

Rhinog National Nature Reserve Llyn Cwm Bychan Pistyll Llyn Nantlle Uchaf Aberdovey Llanrug Waunfawr Criccieth Porthmadog Llyn Idwal Dyfi Forest Dyffryn Ardudwy Aberdaron Coed Maesgwm Bala Lake Harlech Brithdir And Llanfachreth Dolgellau Caernarfon Llŷn AONB (AHNE Llŷn)Corris Nefyn Yr Eifl National Nature Reserve Coed Aberartro Bontnewydd Llyn Peris Tywyn Bryn-Crug Llandderfel Llanfrothen Llangelynin Llanystumdwy Llanuwchllyn Buan Ffestiniog Llandygai Llanycil Llandwrog Llanfihangel-Y-Pennant Botwnnog Pennal Dolbenmaen Llanelltyd Llannor Llanbedrog Pwllheli Mawddwy Llyn Arenig-Fawr Llanwnda Y Felinheli Clynnog Llanllechid Trawsfynydd Llanfair Bangor Arthog Llanllyfni Beddgelert Bethesda Talsarnau Llanaelhaearn Morfa Harlech National Nature Reserve Cors Geirch National Nature Reserve Ynys Enlli National Nature Reserve Llanddeiniolen Penrhyndeudraeth Tanygrisiau Reservior Ganllwyd Llanbedr Aber Llanegryn Llanengan Betws Garmon Llyn Trawsfynydd Barmouth Llyn Cwellyn Maentwrog Tudweiliog Pentir Bala Coed Llyn y Garnedd Llyn Llydaw Llyn Padarn Snowdonia Llanberis Coed Tyglas Cors Gyfelog National Nature Reserve Llangywer

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Browse the best Running Trails & Routes in other regions.

Conwy Denbighshire Anglesey Flintshire Wrexham

The best running trails in Gwynedd

1. Pyg and Miners Track loop on Yr Wyddfa (Snowdon) from Pen-y-Pass — Trail Running in Eryri (Snowdonia)

2. Around Llyn Padarn from Llanberis — Snowdonia National Park

3. Snowdon Summit loop, Telegraph Valley & the Llanberis Path — Snowdonia National Park

4. Moel Eilio loop from Llanberis — Eryri (Snowdonia) National Park

5. Carnedd Dafydd & Carnedd Llewelyn loop from the Ogwen Valley — Snowdonia National Park

6. Coed y Brenin Goldrush Trail — Snowdonia National Park

7. Yr Wyddfa (Snowdon) Horseshoe loop from Pen-y-Pass — Trail Running in Eryri (Snowdonia)

8. Cadair Idris loop on the Minffordd path — Snowdonia National Park

9. Rhyd-Ddu and Snowdon Ranger Path loop on Yr Wyddfa (Snowdon) — Trail Running in Eryri (Snowdonia)

10. South Ridge and Watkin Path loop on Yr Wyddfa (Snowdon) — Trail Running in Eryri (Snowdonia)

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Most popular routes in Gwynedd

Most popular attractions in Gwynedd

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