Pen Twyn Mawr
658m (2160ft)

The Black Mountains, The Brecon Beacons, Powys, Wales

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You can find Pen Twyn 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):

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Fellow go4awalkers who have already walked, climbed, summited & bagged Pen Twyn Mawr

Mark Davidson walked up Pen Twyn Mawr on April 10th, 2005 [from/via/route] Walk po153 Pen Cerrig-calch & Waun Fach from Nuadd-fawr [with] Theresa [weather] Dry but rather cloudy - tops were clear though

Sion Britton climbed Pen Twyn Mawr on April 11th, 2021 [from/via/route] O Llanbedr. Horseshoe Route. [with] Solo [weather] Braf/ Cymylog

Simon Burgess bagged Pen Twyn Mawr on August 23rd, 2020 [from/via/route] Pen Twyn Glas Pen Trumau Waun Fach Pen Y Gadair Fawr Pen Twyn Mawr [with] Solo [weather] Overnight

Dale Tyler hiked Pen Twyn Mawr on August 30th, 2017 [from/via/route] 7th peak on the Waun Fach horseshoe from Cwmdu to Crickhowell [weather] Mostly glorious, two short sharp showers at the beginning of the walk-enough convince me to reproof my jacket! - 19 mile walk followed by a well deserved pint & meal in Crickhowell. Sticky toffee pudding, mmmmm!

Robert Shaw summited Pen Twyn Mawr on May 13th, 2017 [from/via/route] From Llanthony whilst doing the Black Mountain Challenge. [with] Alcester Gents Sports Club [weather] Wet & misty

Christina Lander conquered Pen Twyn Mawr on March 10th, 2015 [from/via/route] Pen Carrig-calch - Pen Allt-mawr - Pen Twyn Glas - Mynydd Llysiau - Pen Trumau - Waun Fach - Pen y Gadair Fawr - Pen Twyn Mawr [with] Dick [weather] Warm & sunny

David Price scaled Pen Twyn Mawr on July 13th, 2013 [from/via/route] Llanbder [with] Jean

Tim Buckley walked up Pen Twyn Mawr on September 28th, 2014 [from/via/route] po153 from Neuadd Fawr, set off 8.30 via Waun Fach & other tops, arrived here at 2.03pm [with] Solo walk [weather] Hot & clear - still - On the way down back to the start above Cwm Farm came across a Geo-cach, completed the log book - look at for it!

Wyn Griffiths climbed Pen Twyn Mawr on March 5th, 2014 [from/via/route] From Waun Fach & Pen y Gadair [with] Me [weather] Dry - Great walk po129

David Lane bagged Pen Twyn Mawr on August 15th, 2008 [with] Kelly

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

. . . [see more walk reports]

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Send us your photographs and pictures on, of, or from Pen Twyn Mawr

If you would like to add your walk photographs and pictures featuring views from, on or of Pen Twyn Mawr 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.

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