The Challenges – Wales

Having bagging the bulk of the Midlands Marilyns for last year’s challenge, I’ve set my sights on the short hop across the border to Cymru. Having been born in Cardiff, I always feel at home back in Wales and so any excuse to spend time exploring the wild landscapes, coasts, hills and mountains is always welcome.

Welsh 3000s/Furths

Furths are defined as mountains that meet the classification criteria to be a Scottish Munro, including being over 3,000 feet (914.4 m) in elevation, but are called furth of (i.e. “outside” of) Scotland. Also commonly known as the Welsh Munros or the Welsh 3000s, many seek to take the challenge on of summiting them all within 24. Those that succeed are rewarded with a place on a register kept by the Snowdonia Society.

MountainHeightCompleted
———–SNOWDON MASSIF————-
Yr Wyddfa (Snowdon)1,085m/3,560ft18/04/2026
Garnedd Ugain1,065/3,494ft
Crib Goch923/3,028ft
————-GLYDERAU————-
Glyder Fawr1,001m/3,284ft
Glyder Fach994m/3,261ft
Castell y Gwynt972m/3,188ft
Y Garn947m/3,107ft
Elidir Fawr924m/3,031ft
Tryfan917m/3,009ft16/05/2026
————-CARNEDDAU————-
Carnedd Llewelyn1,064m/3,491ft
Carnedd Dafydd1,044m/3,425ft
Pen yr Ole Wen978m/3,209ft
Foel Grach976m/3,202ft
Yr Elen962m/3,156ft
Foel Fras942m/3,091ft
Carnedd Gwenllian926m/3,038ft

Welsh Marilyns >450m

With 158 hills with a prominence of 150m or more, the Welsh Marilyn list isn’t to be underestimated. From minor hills and scramble peaks right up to the mammoth Yr Wyddfa (Snowdon) at 1085m, Wales has something to suit even the most avid of adventure seeker.

Hill/MountainHeightCompleted
——————————————North West/Eryri——————————————
Yr Wyddfa (Snowdon)1,085m/3,561ft18/04/2026 – View blog
Carnedd Llewelyn1,064m/3,491ft
Carnedd Dafydd1,044m/3,425ft
Glyder Fawr1,001m/3,284ft
Glyder Fach994m/3,261ft
Pen yr Ole Wen978m/3,209ft
Foel Grach976m/3,202ft
Y Garn947m/3,107ft
Foel Fras942m/3,091ft
Elidir Fawr924m/3,031ft
Tryfan917m/3,009ft17/05/2026 – View Blog
Cadair Idris893m/2,930ft
Mynydd Moel863m/2,831ft
Moel Hebog782m/2,566ft
Diffwys750m/2,461ft
Moel Eilio726m/2,383ft
Rhinog Fawr720m/2,362ft
Rhinog Fach712m/2,336ft
Moel Cynghorion674m/2,211ft
Moel Ysgyfarnogod623m/2,045ft
——————————————North East/Clwydian Range——————————————
Moel Siabod872m/2,861ft
Moel y Gamelin577m/1,893ft
Moel Famau554m/1,818ft26/02/2026 – View Blog
Moel Morfydd475m/1,558ft
Moel Arthur456m/1,496ft
——————————————Mid Wales——————————————
Plynlimon (Pumlumon Fawr)752m/2,467ft
Pen Pumlumon Arwystli741m/2,431ft
Foel Cwm Sian Llwyd648m/2,126ft
Drygarn Fawr645m/2,116ft
Gorllwyn613m/2,011ft
Pen y Garn611m/2,005ft
Y Gamriw602m/1,975ft
Banc Llechwedd-mawr585m/1,919ft
Gyrn Moelfre523m/1716ftAttempted – access with dogs restricted due to lambs
Bryn Bras485m/1,591ft
——————————————Bannau Brycheiniog – Powys——————————————
Pen y Fan886m/2,907ft08/03/26 – View blog
Corn Du873m/2,864ft08/03/26 – View blog
Waun Fach811m/2,661ft
Fan Brycheiniog802m/2,631ft
Cribyn795m/2,608ft
Picws Du749m/2,457ft
Fan y Big719m/2,359ft
Mynydd Troed609m/1,998ft
Mynydd Pen-y-fâl (The Sugarloaf)596m/1,995ft
Mynydd Llangorse515m/1,690ft
——————————————South East/Black Mountains——————————————
Rhos Dirion713m/2,339ft
Black Mountain (Twyn Llech)703m/2,306ft
Chwarel y Fan679m/2,228ft
Hay Bluff677m/2,221ft
——————————————South Wales Valleys & Borders——————————————
Blorenge561m/1,841ft
The Skirrid (Ysgyryd Fawr)486m/1,594ft

Welsh County Tops

Hill/MountainHeightCountyCompleted
Yr Wyddfa1,085m/3,560 ftGwynedd 18/04/2026 – View blog
Caernedd Llewellyn1,062m/3,484 ftConwy
Pen y Fan886m/2,907 ftPowys 08/03/26 – View blog
Moel Sych827m/2,713 ftMontgomeryshire 
Craig Berwyn790m/2,592 ftWrecsam
Fan Foel781m/2,562 ftCarmarthenshire 
Pomlumon Fawr753m/2,470 ftCardiganshire 
Chwarel y Fan679m/2,228 ftMonmouthshire 
Craig y Llyn600m/1,969 ftGlamorgan 
Coety Mountain574m/1,883 ftTorfaen 
Werfa (Mynydd Llangeinwyr)568m/1,864 ftBridgend
Moel Famau555m/1082ftFlintshire26/02/2026 – View Blog
Foel Cwmcerwyn537m/1,762 ftPembrokeshire 
Mynydd y Betws373m/1,224 ftSwansea
Wentwood309m/1,014 ftNewport
Garth Hill307m/1,007 ftCardiff
Merthyr Common231m/758 ftMerthyr Tydfil
Tair Onnen138m/453 ftVale of Glamorgan

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