Ancient Monuments

History on the Ground

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Cilgerddan ring cairn

A Scheduled Monument in Llanddeusant, Carmarthenshire (Sir Gaerfyrddin)

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Latitude: 51.9225 / 51°55'20"N

Longitude: -3.8133 / 3°48'47"W

OS Eastings: 275398

OS Northings: 226436

OS Grid: SN753264

Mapcode National: GBR Y3.P4RC

Mapcode Global: VH4HT.VYF3

Entry Name: Cilgerddan ring cairn

Scheduled Date: 17 September 2004

Source: Cadw

Source ID: 4108

Cadw Legacy ID: CM329

Schedule Class: Religious, Ritual and Funerary

Category: Ring cairn

Period: Prehistoric

County: Carmarthenshire (Sir Gaerfyrddin)

Community: Llanddeusant

Traditional County: Carmarthenshire


The monument comprises the remains of a large ring cairn, probably dating to the Bronze Age (c.2300 BC - 800 BC) and situated within open moorland just below the summit of a locally prominent hill. The monument is situated on an E-facing terrace. The grass-covered ring cairn is circular on plan and measures about 50m in diameter within a stony ring bank spread to about 4m in thickness and up to 0.2m in height. The interior of the ring cairn is level.

The monument is of national importance for its potential to enhance our knowledge of prehistoric burial and ritual. The monument is well preserved and is an important relic of a prehistoric funerary and ritual landscape, retaining significant archaeological potential.

The area scheduled comprises the remains described and an area around them within which related evidence may be expected to survive. It is circular and measures 60m in diameter.

Source: Cadw

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