Not an island, and not easy to find
Dunkerron Castle isn’t on an island, despite the name that sometimes clings to it. It’s a ruined four-storey tower house on a low limestone outcrop near Templenoe, on the mainland about two miles (3 km) west of Kenmare. It stands behind the Dunkerron Holiday Homes off the R568 Sneem road, and it is genuinely awkward to locate: no grand signage, uneven ground, and you’ll want sturdy shoes, especially after rain. Come for the tall stub of medieval wall and the quiet, not for a polished visitor experience.
Getting there and what to expect
From Kenmare, take the R568 (the Sneem road) west for about two miles and watch for the Dunkerron Holiday Homes; the ruin sits just behind the complex. A short path leads in, but it crosses uneven ground scattered with collapsed stone. There are no facilities on site at all – no toilets, no café, no interpretation panel. Kenmare, two miles east, is where you’ll find those. Bring water and a jacket even in summer, as the outcrop is open to the weather.
One odd footnote: the remains of an old crazy-golf course still sit around the base, left over from a past attempt to give the site a second life.
A tower of Carews and O’Sullivans
The tower house was built in the 13th century by the Norman Carew family. By the late 1500s it had become the seat of the O’Sullivan Mór, the dominant Gaelic family of southwest Kerry. An inscribed plaque dated 1596 records the remodelling carried out by Owen O’Sullivan and his wife, Sily Ní Donogh MacCarthy Reagh, who turned it into a proper family seat.
The wars of the mid-17th century ended that. After the Cromwellian conquest the castle was confiscated and granted to William Petty, the surveyor who mapped much of Ireland. The Gaelic title ‘Prince of Dunkerron’ died out in 1754 with Donal O’Sullivan; a British peerage, Baron Dunkeron, was later created for John Petty. The tower was left to the ruin you see today.
The ruin itself
The north wall is the reason to come: it still stands to its full height of 18.3 metres, a sheer face of stone that gives a real sense of the building’s scale. The ground floor keeps a vaulted lobby with a mural stair built into the thickness of the wall, and the rectangular footprint is easy to read. The quiet outcrop, with Kenmare Bay below and the Beara Peninsula across the water, is a fine place to sit for a while.
Nearby
Kenmare itself, two miles east, has the amenities, a stone circle and a good run of trad pubs. On the Ring of Kerry, Dunkerron makes a quiet pause off the main circuit for anyone happy to trade facilities for solitude.
Practical information
Getting there – R568 (Sneem road) west from Kenmare for about two miles (3 km), behind Dunkerron Holiday Homes.
Opening hours & admission – An open, unenclosed ruin with no recorded opening hours or admission fee; visit in daylight for safety and the best light.
Best time to visit – Spring through early autumn, for drier ground underfoot and softer morning or late-afternoon light.
Facilities – None on site; Kenmare has cafés, toilets and parking.
Accessibility – Uneven ground, steps and low stone walls; not suitable for wheelchairs or pushchairs.
Coordinates – 51.8755556, -9.6208333.
Further reading – See the Wikipedia entry on Dunkerron Castle.
Go in dry weather, in good shoes, and give yourself the short walk in. The reward is that towering north wall and a stretch of Kenmare Bay almost entirely to yourself.