Mountain (Hewitt), Nuttall & OS Trig Point Icon

Pen Allt-mawr
719m (2362ft)

The Black Mountains, The Brecon Beacons, Powys, Wales

The summit of Pen Allt-mawr is marked by an Ordnance Survey Trig Point.


Record Pen Allt-mawr as Bagged, Climbed & Conquered


Welsh Mountain Icon

Welsh Mountain
62nd highest in Wales,
150th in England & Wales

Welsh Nuttall Icon

Welsh Nuttall
78th highest in Wales,
186th in England & Wales

Welsh Trig Point Icon


Welsh Trig Point (Pillar)

You can find Pen Allt-mawr & all the walks that climb it on these unique free-to-access Interactive Walk Planning Maps: (click/TAP to select)

The Brecon Beacons National Park


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

OL13 Brecon Beacons National Park - Eastern area


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

161 Abergavenny & The Black Mountains


See Pen Allt-mawr and the surrounding tops on our free-to-access 'Google Style' Peak Bagging Maps:

See Pen Allt-mawr and the surrounding tops on our downloadable PDF Peak Bagging Map:


You can walk to the top of Pen Allt-mawr by using any of these 3 easy‑to‑follow route maps:
Walking Boot Print Icon

Walk po108 Pen Cerrig-calch and Pen Allt-mawr from Neuadd-fawr

Fine views in all directions

Walk GPS Icon
Walk GPX Icon
Walk PDF Icon

Vital Statistics:

Length: 6.25ml (10km)
Ascent:1,879ft (573m)
Time:4.25hrs
Grade:Walk Grade 5 Icon (Moderate)
Walking Boot Print Icon

Walk po135 Pen Cerrig-calch and Mynydd Llysiau from Nuadd-fawr

Fine views in all directions

Walk GPS Icon
Walk GPX Icon
Walk PDF Icon

Vital Statistics:

Length: 11ml (17.5km)
Ascent:2,430ft (741m)
Time:6½ hrs
Grade:Walk Grade 6 Icon (Moderate)
Walking Boot Print Icon

Walk po153 Pen Cerrig-calch and Waun Fach from Nuadd-fawr

Fine views in all directions

Walk GPS Icon
Walk GPX Icon
Walk PDF Icon

Vital Statistics:

Length: 13.5ml (21.5km)
Ascent:3,175ft (968m)
Time:8 hrs
Grade:Walk Grade 8 Icon (Hard)

Other walkers who hiked, climbed, bagged and summited Pen Allt-mawr Fellow go4awalkers who have already walked, climbed, summited & bagged Pen Allt-mawr

Jonathan Morris walked up Pen Allt-mawr on February 17th, 2024 [from/via/route] Llanthony Priory [with] Mi Madre [weather] Wet & Windy

Donovan Suddell climbed Pen Allt-mawr on May 8th, 2023 [from/via/route] Crickhowell [with] Wife [weather] warm but cloudy most of the day

Mark Davidson bagged Pen Allt-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 hiked Pen Allt-mawr on April 11th, 2021 [from/via/route] O O Llanbedr. Horseshoe Route. [with] Solo [weather] Braf/ Cymylog

Mary Norris summited Pen Allt-mawr on September 27th, 2020 [from/via/route] From Crickhowell via Table Mountain . [with] Betsie and WYWS [weather] Beautiful sunny day, really warm. - Beautiful clear views.

Simon Burgess conquered Pen Allt-mawr on August 23rd, 2020 [from/via/route] Pen Cerrig-Calch, Pen Allt Mawr, Pen Twyn Glas [with] Solo [weather] Everything in one day

Dale Tyler scaled Pen Allt-mawr on August 30th, 2017 [from/via/route] 2nd 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!

Bleddyn Rhys walked up Pen Allt-mawr on June 18th, 2016 [from/via/route] Crug Howel

Glenn Radford climbed Pen Allt-mawr on October 29th, 2015 [from/via/route] walk po105 [with] William [weather] Mist Cloud low AM Clear windy PM

Alan Smith bagged Pen Allt-mawr on July 2nd, 2015 [with] Barry

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

. . . [see more walk reports]




Send us your photographs and pictures on, of, or from Pen Allt-mawr

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

Send us your photographs and pictures on, of, or from Pen Allt-mawr via Facebook

You can also submit photos via our Facebook Page.

NB. Please indicate where each photo was taken.






Follow go4awalk.com on Twitter Follow go4awalk.com on Facebook


Home






Find new Friends to go walking with

Walk all 214 Wainwrights in just 59 Walks. Download GPS Waypoints - Great Walks you must not miss!

Walk The Yorkshire Three Peaks Challenge Walk - All the Latest Route Information, GPS Waypoints and Split Times to keep you on Schedule

Walk The British Three Peaks Challenge Walk - All the Latest Route Information and GPS Waypoints

See our pick of The Best Walks in The Lake District - Great Walks you must not miss!

Walk our pick of the Best Lake District Ridge Walks - Great Walks you must not miss!

Walk our pick of the Best Lake District Walks to do in the rain - Great Walks you must not miss!

Walk our pick of The Best Walks in Snowdonia - Great Walks you must not miss!

Walk our pick of The Best Ridge Walks in Wales - Walks you must not miss!

Walk our pick of The Best Walks in The Brecon Beacons - Great Walks you must not miss!

Walk our pick of The Best Walks in The Yorkshire Dales - Walks you must not miss!

Walk our pick of The Best Walks in The Peak District - Walks you must not miss!

Walk our pick of The Best Walks in The Forest of Bowland - Walks you must not miss!

Walk our pick of The Best Walks in Shropshire - Walks you must not miss!

Walk our pick of The Best Walks in Cheshire - Walks you must not miss!

Walk our pick of The Best Walks in Lancashire - Walks you must not miss!

Not sure where to walk next? Try Peak Bagging - Great Walks you must not miss!

Not sure where to walk next? Walk part of a National Trail - Great Walks you must not miss!

Walks with Downloadable and Uploadable GPS Waypoint Data

Walking Kit and Gear Tested by Walkers

Full Site Search
Do not miss our pick of the Best Walks in the UK