Post Gwyn
665m (2182ft)
The Berwyns, Powys, Wales
*Post Gwyn is actually just outside of The National Park Boundary
You can find Post Gwyn & 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):
Post Gwyn on our free-to-access 'Google Style' Peak Bagging Map:
See Post Gwyn and the surrounding tops on our downloadable PDF Peak Bagging Map:
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Vital Statistics:
| Length: | 8.25ml (13km) |
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| Ascent: | 2,215ft (675m) |
| Time: | 5.25hrs |
| Grade: |  (Moderate) |
Route Summary:
Pistyll Rhaeadr Waterfall - Tan-y-pistyll - Nant y Llyn - Afon Disgynfa - Cwm Rhiwiau - Cwm Yr Eithin - Blaen Gaswen - Post Gwyn - Y Clogydd - Glan Hafon (Y Garn) - Afon Yr Ast - Pistyll Rhaeadr - Tan-y-pistyll.
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Vital Statistics:
| Length: | 12.75ml (20.5km) |
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| Ascent: | 3,180ft (969m) |
| Time: | 7.75hrs |
| Grade: |  (Hard) |
Route Summary:
Pistyll Rhaeadr Waterfall - Tan-y-pistyll - Nant y Llyn - LLyn Lluncaws - Cadair Berwyn - Cadair Berwyn (North Top) - Moel Sych - Ceulan Myheryn - Post Gwyn - Y Clogydd - Glan Hafon (Y Garn) - Afon Yr Ast - Pistyll Rhaeadr - Tan-y-pistyll.
Fellow go4awalkers who have already walked, climbed, summited & bagged Post Gwyn
Donovan Suddell walked up Post Gwyn on February 26th, 2021 [from/via/route] Lannrhader waterfall [with] wife [weather] sunny intervals & cold, blustery at the top
Mark Davidson climbed Post Gwyn on May 5th, 2006 [from/via/route] Walk po117 Cadair Berwyn andPost Gwyn fromPistyll Rhaeadr [with] Alone [weather] A bit cloudy but it brightened up whilst on the summit of Moel Sych
Robert Taylor-Marriott bagged Post Gwyn on February 26th, 2013 [from/via/route] Route 48: Post Gwyn (PG) Completed 26.02.13 [with] Vince Wetton and Robert Taylor-Marriott. [weather] Cold & cloudy.
Vince Wetton hiked Post Gwyn on February 26th, 2013 [from/via/route] Pistyll Rhaeadr [with] RTM [weather] Low Cloud/ Bad visibility
Stuart Mellor summited Post Gwyn on October 30th, 2007 [from/via/route] Pistyll Rhaeadr PO155 [with] Alone [weather] Sunny dry.
Paul Booth, Trevor Williams and Richard Penney have all walked, climbed & bagged Post Gwyn.
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Send us your photographs and pictures on, of, or from Post Gwyn
If you would like to add your walk photographs and pictures featuring views from, on or of Post Gwyn 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.
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