The remains of the Castle can be visited
CastleClough
Clough Castle

Clough Castle, also called Oldstone Castle, is located above the village of Clogh (also written Clough), about nine miles from Ballymena, in the parish of Dunaghy (Townland Cloughgaldanagh). The Irish name An Chloch means "the stone" or "stone castle."
Source: geograph.org.uk
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Location: 54.9678, -6.2904