Pen yr Allt Uchaf
630m (2067ft)

The Arans, Gwynedd, Wales

*Pen yr Allt Uchaf is actually just outside of The National Park Boundary

Pen yr Allt Uchaf is classified as:

Welsh Mountain
124th highest in Wales,
293rd in England & Wales

Welsh Nuttall
157th highest in Wales,
372nd in England & Wales

The unmarked summit of Pen Yr Allt Uchaf

Photo: Mark Kissipie

Walk gw185 Gwaun y Llwyni, Aran Fawddwy, Erw y Ddafad-ddu, Aran Benllyn and Pen yr Allt Uchaf from Cwm Cywarch

Glorious views, gloriously quiet

Vital Statistics:

Length:	12ml (19km)
Ascent:	4,050ft (1,234m)
Time:	8½ hrs
Grade:	(Hard)

The Arans of Snowdonia National Park
Less data - quicker to download

The Arans area of Snowdonia National Park

NB: Whether you print off a copy or download it to your phone, this PDF Peak Baggers' Map might prove incredibly useful when your are up there on the tops and you cannot get a phone signal.

You can find Pen yr Allt Uchaf & all the walks that climb it on these unique free-to-access Interactive Walk Planning Maps:

1:25,000 scale OS Explorer Map (orange/yellow covers):

1:50,000 scale OS Landranger Map (pink/magenta covers):

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Fellow go4awalkers who have already walked, climbed, summited & bagged Pen yr Allt Uchaf

Christina Lander walked up on August 30th, 2024 [from/via/route] Cwm Cywarch - Waun Camddwr - Gwaun y Llwyni - Aran Fawddwy - Drysgol - Gwaun Lydan - Waun Goch - Pen yr Allt Uchaf - Cwm Cywarch [with] Dick [weather] A beautiful day, cloudy at times - Long weekend staying in Corris

Donovan Suddell climbed it on March 20th, 2022 [from/via/route] Cwm Cywarch [with] wife and grandson [weather] beautiful sunny weather , blustery at the top

Mark Hanley bagged it on July 21st, 2018 [from/via/route] Cwm Cywarch [with] alone [weather] cloudy

Mark Davidson hiked it on September 17th, 2009 [with] Alone [weather] Bit grey really but the tops were clear

Trevor Williams summited on February 19th, 2015 [weather] wet

Robert Taylor-Marriott conquered it on April 25th, 2014 [from/via/route] Route 57: Foel Hafod-fynydd. Esgeiriau Gwynion. Foel Rhudd. Llechwedd Du. Moely Cerrig Duon (FELM) Completed 25.04.14 [with] Vince Wetton 7 Robert Taylor-marriott [weather] Cloudy & Rain

Vince Wetton scaled on April 11th, 2014 [from/via/route] gw185 less 2 Northermost peaks [with] RTM +ADAM [weather] Lovely sunny day

Alberto Lopes walked up on March 26th, 2012 [from/via/route] gw185 from Cwm Cywarch [with] Rachel [weather] sunny

Angela Moroney, Paul Booth and Stephen Hobdell have all walked, climbed & bagged Pen yr Allt Uchaf.

To add (or remove) your name and experiences on this page - Log On and edit your Personal Mountain Bagging Record

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More Photographs & Pictures of views from, on or of Pen yr Allt Uchaf

The head of Cwm Cywarch from Pen Yr Allt Uchaf

Photo: Mark Kissipie (315)

Panorama featuring Aran Fawddwy, Drws Bach, Drysgol, Gwaun Lydan, Waun Goch and Pen yr Allt Uchaf from the summit of Gwaun y Llwyni

Photo: Mark Kissipie (291)

Pen yr Allt Uchaf from the head of Cwm Cywarch

Photo: Mark Kissipie (277)

Foel Benddin from Pen Yr Allt Uchaf

Photo: Mark Kissipie (316)

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Send us your photographs and pictures on, of, or from Pen yr Allt Uchaf

If you would like to add your walk photographs and pictures featuring views from, on or of Pen yr Allt Uchaf to this page, please send them as email attachments (configured for any computer) along with your name to:

and we shall do our best to publish them.

(Guide Resolution = 300dpi. At least = 660pixels (wide) x 440 pixels (high).)

You can also submit photos via our Facebook Page.

NB. Please indicate where each photo was taken and whether you wish us to credit your photos with a Username or your First Name/Last Name.

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How is Pen yr Allt Uchaf classified?

Download 1 easy-to-follow, circular walk that include Pen yr Allt Uchaf

See the location of Pen yr Allt Uchaf and the walk on an interactive Google Map

See the location of Pen yr Allt Uchaf on an interactive Google Bagging Map

See the location of Pen yr Allt Uchaf and the walk on our unique free-to-access Interactive Walk Planning Maps (worth a look if you've never seen these)

Read walk reports from hikers who have already bagged Pen yr Allt Uchaf

View more photographs & pictures of views from, on or of Pen yr Allt Uchaf