Bwlch Y Groes ‘Hellfire pass’

Bwlch-y-Groes is a long, steep climb on the edge of northern Snowdonia. It averages 12% for nearly two miles with a long unrelenting section of 20%. It offers great views of the surrounding Welsh countryside of the Aran mountains.

bwlch-y-groes-elwyn-york
Bwlch Y Groes –Elwyn York cc

Details of the climb

  • Location: Bwlch Y Groes, north Wales.
  • Distance: 1.83 miles
  • Average gradient: 12%
  • Maximum gradient: 20%
  • Height gain 1,209 ft / 368 m
  • 100 climbs: 91
  • Strava segment
  • Everesting? – 160 ascents – 96km.
  • KOM: 12.40 – 8.7 mph
  • QOM: 18.34 –
Bwlch Y Groes
Bwlch Y Groes – Sludge G (CC)

Veloviewer

Strava

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Photo Allan Wellings CC

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