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Bwlch y Groes

Cycling Route

54.65 km
911 m
Created By
Charles Williams

Route and Elevation


NameDistanceElev. Diff.Avg. Grade
Bala to Bwlch summit16.22 km380 m2.3%
Junction to BnB1.32 km9 m0.5%
Bala Lake South (Old Road)7.19 km36 m0.5%
Bala lake east side6.17 km39 m0.6%
Bwlch Long10.00 km362 m3.6%
Pentre-piod climb0.39 km21 m5.2%
little train to BwlchyGroes9.42 km365 m3.9%
bwlch-y-groes from llanuwchllyn8.60 km343 m3.4%
Bwlch from Llan8.09 km344 m4.2%
Llanwchllyn8.00 km346 m4.3%
OFFICIAL Bwlch-Y-Groes NorthSide7.88 km334 m4.2%
Up To The Lay-by7.92 km336 m4.2%
All aboard the pain train7.73 km327 m4.2%
B4403 Climb2.22 km148 m6.7%
Bwlch-y-Groes north approach, final climb3.39 km249 m7.3%
Bwlch second half2.89 km217 m7.5%
Bwlch y Groes; through the trees0.74 km66 m8.9%
The climb past the biggest stone wall ever2.01 km161 m8.0%
Final section up to bwlych-y-groes1.79 km153 m8.2%
Final section up to bwlych-y-groes proper1.77 km135 m7.6%
B4403 Climb1.63 km130 m7.9%
Bwich y Groes Full descent to Lake Vyrnw6.38 km-294 m-4.6%
Descent to Lake Vyrnwy5.96 km-227 m-3.7%
Bwlch y groes to Vyrnwy - Last descent2.55 km-169 m-6.6%
Lake Vyrnwy West Side7.05 km-6 m-0.0%
Lake Vyrnwy last stretch5.00 km41 m0.2%
west side 11.67 km-35 m-2.0%
Vyrnwy Bridge Sprint0.31 km1 m0.1%
Lake Vyrnwy to Hirnant Pass12.29 km245 m2.0%
Lake Vyrnwy to Hirnant Pass12.29 km245 m2.0%
Lake Vyrnwy Sprint Tower to Rhiwargor6.50 km15 m0.1%
north side 11.97 km-11 m-0.2%
flat segment sprint0.96 km6 m0.5%
vernwy legburnwy0.50 km60 m11.8%
Rhiwargor First Climb1.18 km89 m7.5%
Lake Vyrnwy to top of Hirnant Pass3.88 km234 m6.0%
Hirnant after the piss stop....3.81 km230 m6.1%
Lake Vyrnwy to the top of Hirnant pass4.20 km230 m5.3%
Harry Potter Scenery2.72 km181 m6.6%
O'r bont i fyny2.40 km175 m7.3%
B4403 Climb2.49 km176 m7.1%
descending Hirnant pass4.40 km-198 m-4.0%
hirnant pass descent (first section)1.67 km-141 m-8.5%
Hirnant - Rhos-y-gwaliau descent8.43 km-284 m-3.4%
Grid to RyG5.39 km-87 m-1.6%
Rhosygwaliau Kick. AAAAAAAAAA!!!!!0.37 km18 m3.4%