Moelwyn Mawr
770m (2527ft)
The Moelwyns, Snowdonia, Gwynedd, Wales
Moelwyn Mawr means 'Big White Bare Hill' in Welsh.
The summit of Moelwyn Mawr is marked by an Ordnance Survey Trig Point.
You can find Moelwyn Mawr & all the walks that climb it on these unique free-to-access Interactive Walk Planning Maps: (click/TAP to select)
1:25,000 scale OS Explorer Map (the ones with orange/yellow covers):
1:50,000 scale OS Landranger Map (the ones with pink/magenta covers):
See Moelwyn Mawr and the surrounding tops on our free-to-access 'Google Style' Peak Bagging Maps:
See Moelwyn Mawr and the surrounding tops on our downloadable PDF Peak Bagging Map:
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Vital Statistics:
| Length: | 6.20ml (10.5km) |
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| Ascent: | 2,691ft (820m) |
| Time: | 5 hrs |
| Grade: |  (Moderate) |
Route Summary:
Tanygrisiau - Moel-yr-hydd - Rhosydd Quarry - Moelwyn Mawr (North Ridge Top) - Moelwyn Mawr - Craigysgafn - Bwlch Stwlan - Moelwyn Bach - Llyn Stwlan - Stwlan Dam - Tanygrisiau
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Vital Statistics:
| Length: | 8.25ml (13km) |
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| Ascent: | 3,037ft (926m) |
| Time: | 6 hrs |
| Grade: | (Moderate) |
Route Summary:
Croesor - Rhosydd Quarry - Bwlch y Rhosydd - Clogwyn Brith - Moel-yr-hydd - Moelwyn Mawr (North Ridge Top) - Moelwyn Mawr - Craigysgafn - Bwlch Stwlan - Moelwyn Bach - Croesor
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Vital Statistics:
| Length: | 9ml (14.5km) |
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| Ascent: | 3,355ft (1,023m) |
| Time: | 6.75hrs |
| Grade: |  (Hard) |
Route Summary:
Croesor - Croesor Bach - Cnicht - Cnicht (North Top) - Llyn Yr Adar - Afon Cwm-y-foel - Llyn Cwm-corsiog - Clogwyn Birth - Rhosydd Quarry - Moel-yr-hydd - Moelwyn Mawr (North Ridge Top) - Moelwyn Mawr - Croesor
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Vital Statistics:
| Length: | 10ml (16km) |
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| Ascent: | 3,923ft (1,196m) |
| Time: | 7½ hrs |
| Grade: | (Hard) |
Route Summary:
Croesor - Croesor Bach - Cnicht - Cnicht (North Top) - Llyn Yr Adar - Afon Cwm-y-foel - Llyn Cwm-corsiog - Clogwyn Birth - Rhosydd Quarry - Moel-yr-hydd - Moelwyn Mawr (North Ridge Top) - Moelwyn Mawr - Craigysgafn - Bwlch Stwlan - Moelwyn Bach - Croesor
Fellow go4awalkers who have already walked, climbed, summited & bagged Moelwyn Mawr
Daniel Moran walked up Moelwyn Mawr on February 18th, 2024 [from/via/route] Slate mine carpark [with] Chel and frankie [weather] Cold wind no rain - Went in a mine, old abandoned village, turn back due to forgetting my bag, Frankie had no coat
Stephanie Doyle climbed Moelwyn Mawr on June 18th, 2022 [with] Pals [weather] Nice
Melfyn Parry bagged Moelwyn Mawr on April 11th, 2019 [from/via/route] Start & finish at Croesor car park at SH631446. Steep tarmac road to start of the walking path. Ascent to summit of Cnicht was via well defined path. Stunning views in all directions. Descent from summit toward Llyn Adar before turning right to pass by Llynnau Dwyffos. Path a little boggy along here up to brow of hill. Descent to Rhosydd quarry & then up the old incline to stop for lunch. Ascent to ridge line & then followed fence to summit of Moelwyn Mawr. Descent back to car park via grassy slope, not too steep & then tarmac lane. [with] DS [weather] Mainly sunny & warm, occasional cold breeze.
Donovan Suddell hiked Moelwyn Mawr on April 10th, 2021 [from/via/route] Croesor using gw173 [with] My wife [weather] Sunny & clear, odd sprinkle of snow - gw173 is a mighty fine walk.
Andy Buxton summited Moelwyn Mawr during August, 1965 [from/via/route] From Croesor-circular with Moelwyn Mawr & Bach [with] Dad
Bleddyn Rhys conquered Moelwyn Mawr on October 31st, 2014 [from/via/route] Fynnu'r llwybr charael o Croesor, ac i lawr y 'south ridge' yn ol ir pentre. [with] gyda Caradog a Daniel! [weather] Reit neis, haul ar adegau, ambell i gwmwl. Aros yn sych - Yr hogia wedi gwirioni eu bod wedi cyrraedd top Moelwyn mawr!
Christina Lander scaled Moelwyn Mawr on April 18th, 2018 [from/via/route] Croesor - Cnicht - Bwlch y Rhosydd - Llyn Croesor - Moelwyn Mawr - Moelwyn Bach - Croesor [with] Dick [weather] Started off overcast, but turned into a beautiful sunny day. Windy on top of Moelwyn Mawr & Moelwyn Bach
Mark Davidson walked up Moelwyn Mawr on August 20th, 2002 [with] Alone [weather] Sunny & warm with good views
Robert Taylor-Marriott climbed Moelwyn Mawr on May 8th, 2013 [from/via/route] Route 51: Moel yr Hydd. Moelwyn Mawr NRT.Moelwyn Mawr. Craigysgafn. Moelwyn Bach (MMMB). [with] Vince Wetton & Robert Taylor-Marriott [weather] Very Fair.
Vince Wetton bagged Moelwyn Mawr on May 7th, 2013 [from/via/route] Moelwyn Bach & 4 others [with] RTM [weather] Sunny Day
David Lane hiked Moelwyn Mawr on December 1st, 2006 [with] Kelly
Kath Edwards summited Moelwyn Mawr on March 10th, 2012 [from/via/route] As part of a walk doing Moelwyn Mawr & Bach [with] Bryony and Si [weather] good
Gerald Murphy conquered Moelwyn Mawr on March 29th, 2012 [from/via/route] Based on gw200 but starting from Rhiwbryfdir in Blaenau Ffestiniog, following footpath Glanypwll to Tanygrisiau into Cwmorthin valley & ascending from Disused quarry over Foel Ddu to peak of Moel Yr Hydd. Frm there on I followed gw200 completely (except that I still had to walk back to Rhiwbryfdir after reaching gw200's start point. [with] alone [weather] Fine, sunny, warm, calm. Visibility (and photos) spoiled only by a slight heat haze - The walk directions didn't prepare me, as a novice walker for the steepness of some of the descents (eg from Moelwyn Mawr & Craigysgafn!
Kate Colbrook, Linda Mckeogh, Paul Booth, Trevor Williams, Keith Nicholson, Andrew Greenhill and Dave Milner have all walked, climbed & bagged Moelwyn Mawr.
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More Photographs & Pictures of views from, on or of Moelwyn Mawr
Moelwyn Bach, Craigysgafn and Moelwyn Mawr from Maen-offeren Quarry, Blaenau Ffestiniog
Me on Cnicht with Moel-yr-hydd (left) and Moelwyn Mawr (right) in the background
Maen-offeren Quarry from Drum House at the top of a disused incline with Arenig Fawr & Arenig Fach (on the horizon) and Moelwyn Bach, Craigysgafn and Moelwyn Mawr (mid-distance right)
Moelwyn Bach, Bwlch Stwlan, Craigysgafn and Moelwyn Mawr from near Rhosydd Quarry
Moelwyn Bach, Craigysgafn, Moelwyn Mawr, Allt-fawr and Moel Druman from Manod Mawr (North Top) summit
Moelwyn Bach, Craigysgafn and Moelwyn Mawr beyond the water leat on Moel Bowydd
Moelwyn Bach, Bwlch Stwlan, Craigysgafn, Moelwyn Mawr and Moelwyn Mawr (North Ridge Top) (far right) from the col below Moel-yr-hydd
. . . see all 33 walk photographs & pictures of views from, on or of Moelwyn Mawr
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