Mountain biking in Gwynedd is one of the best ways to explore more of this area of North Wales. To help you experience the best the region has to offer, …

Last updated: September 21, 2025

4.8

(30)

783

riders

1. A selection of red graded trails at Coed Y Brenin — Eryri (Snowdonia) National Park

25.2km

02:30

540m

Expert mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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4.8

(29)

382

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2. Yr Wyddfa (Snowdon) circular, via the Llanberis and Ranger paths — Eryri (Snowdonia) National Park

18.5km

02:34

1,010m

Expert mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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4.9

(11)

176

riders

3. Mawddach Trail — Eryri (Snowdonia) National Park

30.4km

01:53

250m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

5.0

(5)

120

riders

4. Cadair Idris mountain — Eryri (Snowdonia) National Park

25.8km

02:46

930m

Expert mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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4.5

(6)

riders

5. Beddgelert Forest loop — Eryri (Snowdonia) National Park

22.4km

02:15

510m

Expert mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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4.8

(21)

riders

6. Llyn Trawsfyndd loop — Eryri (Snowdonia) National Park

14.0km

00:59

160m

Intermediate mountain bike ride. Great for any fitness level. Advanced riding skills necessary.

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Intermediate

4.7

(6)

riders

7. Pont Scethin loop — Eryri (Snowdonia) National Park

19.9km

02:11

750m

Expert mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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4.3

(3)

riders

8. Lleyn Peninsula loop of Yr Eifl

22.2km

01:54

490m

Intermediate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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Intermediate

4.7

(53)

1,177

riders

9. Pistyll Cain Waterfall – Pink Heifer Trail loop from Ganllwyd

34.4km

03:24

780m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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Intermediate

10. Penllyn Forest and the Dee Valley circular from Bala

60.6km

05:24

1,440m

Expert mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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Check out more MTB trails 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 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 MTB trails in other regions.

Conwy Denbighshire Flintshire Anglesey Wrexham

The best MTB trails in Gwynedd

1. A selection of red graded trails at Coed Y Brenin — Eryri (Snowdonia) National Park

2. Yr Wyddfa (Snowdon) circular, via the Llanberis and Ranger paths — Eryri (Snowdonia) National Park

3. Mawddach Trail — Eryri (Snowdonia) National Park

4. Cadair Idris mountain — Eryri (Snowdonia) National Park

5. Beddgelert Forest loop — Eryri (Snowdonia) National Park

6. Llyn Trawsfyndd loop — Eryri (Snowdonia) National Park

7. Pont Scethin loop — Eryri (Snowdonia) National Park

8. Lleyn Peninsula loop of Yr Eifl

9. Pistyll Cain Waterfall – Pink Heifer Trail loop from Ganllwyd

10. Penllyn Forest and the Dee Valley circular from Bala

Other adventures in Gwynedd

Most popular routes in Gwynedd

Most popular attractions in Gwynedd

Get inspired with the komoot mobile app

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