Moelwyn Bach
710m (2330ft)
The Moelwyns, Snowdonia, Gwynedd, Wales
Moelwyn Bach means 'Small White Bare Hill' in Welsh.
The summit of Moelwyn Bach is marked by a cairn.
You can find Moelwyn Bach & 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 Bach and the surrounding tops on our free-to-access 'Google Style' Peak Bagging Maps:
See Moelwyn Bach 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: | 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 Bach
Stephanie Doyle walked up Moelwyn Bach on June 21st, 2025 [from/via/route] Stwlan dam [with] Friend [weather] Fine - Great views
Melfyn Parry climbed Moelwyn Bach on April 17th, 2022 [from/via/route] Started from the car park in Tanygrisiau, walked up to Llyn Cwmorthin before working our way through the old quarry workings at Rhosydd. Followed well defined path to summit of Moelwyn Mawr, then retraced route back a little before dropping down path to then ascend Craig Ysgafn. Lunch at this spot overlooking the Stwlan reservoir before continuing up to summit of Moelwyn Bach. Retraces steps to saddle & then dropped to path to walk along contour of Moelwyn Mawr before ascending path to Moel yr Hudd. Dropped from here to tarmac path & returned to car park. [with] PRC [weather] Bright sunny day, mostly warm. Slightly cooler at altitude.
Donovan Suddell bagged Moelwyn Bach 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 hiked Moelwyn Bach during August, 1965 [from/via/route] From Croesor-circular with Moelwyn Mawr & Bach [with] Dad
Bleddyn Rhys summited Moelwyn Bach on February 18th, 2017 [from/via/route] Moelwyn bach o tanygrissiau gyda Siw mewn niwl tew! [with] gyda Siwan Rhys! [weather] glaw man a cwmwl isel wrth y llyn gwaelod ond niwl tew ar ol llyn stwlan - Yr hen chwarel tu cefn i llyn Stwlan yn spooky yn y niwl. Siwan ddim yn 'keen' iawn...
Christina Lander conquered Moelwyn Bach 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 scaled Moelwyn Bach on August 20th, 2002 [with] Alone [weather] Sunny & warm with good views
Robert Taylor-Marriott walked up Moelwyn Bach on May 8th, 2013 [from/via/route] Route 51: Moel yr Hydd. Moelwyn Mawr NRT.Moelwyn Mawr. Craigysgafn. Moelwyn Bach (MMMB) Completed 08.05.13 [with] Vince Wetton & Robert Taylor-Marriott [weather] Very Fair.
Vince Wetton climbed Moelwyn Bach on May 7th, 2013 [from/via/route] Moelwyn Mahr . Moel yr Hydd [with] RTM [weather] Sunny Day
Gerald Murphy bagged Moelwyn Bach on March 29th, 2012 [from/via/route] gw200 [with] alone [weather] See my notes on my walk up Moelwyn Mawr via gw200 which includes Moelwyn Bach - This summit is my favourite view from my cottage in Rhiwbryfdir. It's unmistakeable from almost any direction.
Linda Mckeogh, Paul Booth, Trevor Williams, Andrew Greenhill and Kath Edwards have all walked, climbed & bagged Moelwyn Bach.To add (or remove) your name and experiences on this page - Log On and edit your Personal Mountain Bagging Record
. . . [see less walk reports]
More Photographs & Pictures of views from, on or of Moelwyn Bach
Moelwyn Bach, Craigysgafn and Moelwyn Mawr from Maen-offeren Quarry, Blaenau Ffestiniog
Moelwyn Bach, Craigysgafn and Moelwyn Mawr from Drum House at the top of a disused incline in Maen-offeren Quarry
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, Bwlch Stwlan, Craigysgafn, Moelwyn Mawr and Moelwyn Mawr (North Ridge Top) (far right) from the col below Moel-yr-hydd
Moelwyn Bach, Craigysgafn and Moelwyn Mawr beyond the water leat on Moel Bowydd
360 degree view from Moel Penamnen summit featuring (from left to right): The Moelwyns - Moelwyn Bach, Craigysgafn & Moelwyn Mawr, Allt-fawr, Moel Druman & Ysgafell Wen, Moel Farlwyd (foreground above/left of blue lake), Yr Aran (pointed peak above Moel Farlwyd), Mount Snowdon (Yr Wyddfa) & Y Lliwedd, The Glyderau - Glyder Fach, Glyder Fawr & Tryfan, Carnedd Moel Siabod, Y Ro Wen, Foel-fras (Moelwyns), Manod Mawr (above two light blue lakes) and The Arenigs - Arenig Fawr & Arenig Fach.
Descent path from Moelwyn Bach to Bwlch Stwlan with Llyn Stwlan below right
The Moelwyns - Moelwyn Bach, Craigysgafn & Moelwyn Mawr, Allt-fawr, Moel Druman & Ysgafell Wen from Moel Penamnen
Moelwyn Bach, Craigysgafn, Moelwyn Mawr, Allt-fawr and Moel Druman from Manod Mawr (North Top) summit
Cnicht (centre) and Cnicht (North Top) (right) from the lower slopes of Moelwyn Bach
. . . see just 20 walk photographs & pictures of views from, on or of Moelwyn Bach
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