The Cowlyd from Trefriw
Wales, wales
30km 419m 13.3%
1Climbs near Caernarfon
Snowdonia's western gateway. Llanberis Pass, Pen-y-Pass, and the famous Electric Mountain climbs.
98 climbs within 30km
The Challenges
Category 1 & 2 — serious climbs for strong legs
Dinorwig Surge Pond from Brynrefail
Wales, wales
8km 555m 6.6%
2Electric Mountain / Marchlyn Mawr from Tregarth via Sling
Wales, wales
13km 554m 6.1%
2Dinorwig Surge Pond from Tregarth via Sling
Wales, wales
13km 570m 5.7%
2Cwm Eigiau from Tal-y-Bont
Wales, wales
29km 354m 9.6%
2Bwlch-y-Ddeufaen from Tal-y-Bont
Wales, wales
29km 413m 6.8%
2Pen yr Helgi Du
Wales, wales
21km 259m 13.3%
2Bwlch-y-Ddeufaen from Rowen
Wales, wales
29km 371m 7.7%
2Stwlan Dam from Tanygrisiau
Wales, wales
27km 313m 9.4%
2Afon Ddu from Pont Dolgarrog
Wales, wales
29km 151m 22.1%
2Warm-ups
Category 3–5 — perfect for easy days and recovery rides
Electric Mountain / Marchlyn Mawr from Brynrefail
Wales, wales
8km 537m 7.1%
3Porth-y-Nant from Nant Gwrtheyrn
Wales, wales
22km 195m 12.3%
3Lôn Yr Eifl from Trefor
Wales, wales
19km 196m 7.2%
3Grinllwm from Trefriw
Wales, wales
30km 166m 11.4%
3Dinas / Maen-llwyd-uchaf from Llanberis via Stryd yr Wyddfa
Wales, wales
10km 171m 10.2%
3Dinas / Maen-llwyd-uchaf from Llanberis via Fron Goch
Wales, wales
10km 158m 12.7%
3Cwm Ddu Arddu from Llanberis
Wales, wales
10km 133m 11.8%
3Lon Goch via St Dona's Church
Wales, wales
20km 136m 12.3%
3Allt Bron-Philip via St Dona's Church
Wales, wales
20km 141m 9.6%
3Bwlch-y-maen from Tan-y-Bwlch
Wales, wales
28km 152m 6.4%
3