Scheduled MonumentsWalesMaen Gwyn Hir
Prehistoric · Standing Stone

Maen Gwyn Hir

Carmarthenshire, Wales
Cadw SAM CM094
Period
Prehistoric
Site type
Standing Stone
Broad class
Religious, Ritual and Funerary
Nation
Wales
Boundary

Scheduled area

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Overview

History & significance

Maen Gwyn Hir is a standing stone located in Carmarthenshire, Wales, dating to the prehistoric period. The monument forms part of the wider ritual and ceremonial landscape of prehistoric south Wales, where such stones served functions connected to religious practice, ritual activity, and funerary commemoration. The stone's name, meaning "long white stone" in Welsh, reflects both its physical character and its prominence in the local landscape. As a scheduled ancient monument under Cadw protection, it represents an important surviving example of prehistoric monumental stone-setting practices in the region.

Maen Gwyn Hir is a scheduled monument protected by Cadw under reference CM094. View the official record →

About this monument

Questions & answers

What is Maen Gwyn Hir?

Maen Gwyn Hir is a standing stone located in Carmarthenshire, Wales, dating to the prehistoric period. It is designated a Scheduled Ancient Monument by Cadw under reference CM094.

What period does Maen Gwyn Hir date from?

Maen Gwyn Hir dates from the prehistoric period, and is classified as a standing stone. It is one of over 32,000 scheduled monuments protected across the UK.

Who is responsible for protecting Maen Gwyn Hir?

Maen Gwyn Hir is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is CM094.

What other scheduled monuments are near Maen Gwyn Hir?

Several scheduled monuments lie within 10 km, including Castell Mawr Mound and Bailey Castle (2.9 km), Crug Hywel Round Barrow (4.4 km), Pant-Glas Round Barrow (4.7 km).

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