This substantial rock formation, measuring roughly 100 metres north to south and 22 metres east to west, appears on historical Ordnance Survey maps dating back to 1840. The site bears the intriguing Irish name ‘Cathair Chinn Chon’ on old Cassini maps, marking it as one of the ancient seats of the Kings of Cashel, though some historians dispute this identification, with O’Donovan placing the true Cathair Chinn Chon near Rockbarton instead.

The castle that once crowned this natural fortress has long since vanished, its stones reportedly carted off in the 19th century to build Raheen House, which stands 460 metres to the southwest. Lynch, writing in 1895, knew the site as ‘Grange Rock’ and recorded this rather inglorious end to what was once a significant fortification. The rock outcrop itself forms a natural bawn or defensive enclosure, which would have made it an ideal location for settlement long before any castle was built there, and certainly served as a foundation for various outbuildings during the castle’s active years.

Today, scrub woodland has reclaimed the site, obscuring much of the rock formation beneath a tangle of vegetation. Recent satellite imagery from 2016, 2018 and 2020 shows the outcrop as a heavily overgrown feature in the landscape, its historical significance hidden beneath nature’s persistent advance. Despite its current state, the site remains an evocative reminder of the layers of history embedded in the Irish landscape; from prehistoric settlements to medieval strongholds, each era leaving its mark on this commanding natural feature.