Ancient Monuments

History on the Ground

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Pen-y-Garn-Goch Long Barrow

A Scheduled Monument in Treflys, Powys

« Monument Details

Monument location is shown with schedule boundary polygons where available, otherwise marked as a point on the map which approximates to the centre of the monument.


Latitude: 52.1395 / 52°8'22"N

Longitude: -3.6309 / 3°37'51"W

OS Eastings: 288480

OS Northings: 250277

OS Grid: SN884502

Mapcode National: GBR YC.780X

Mapcode Global: VH5DF.0HT6

Entry Name: Pen-y-Garn-Goch Long Barrow

Scheduled Date:

Source: Cadw

Source ID: 1728

Cadw Legacy ID: BR066

Schedule Class: Religious, Ritual and Funerary

Category: Round cairn

Period: Prehistoric

County: Powys

Community: Treflys

Traditional County: Brecknockshire is an independent online resource and is not associated with any government department. All government data published here is used under licence. Please do not contact for any queries related to any individual ancient or schedued monument, planning permission related to scheduled monuments or the scheduling process itself. is a Good Stuff website.