Aghaboe Abbey
Three eras of building stand within a few paces of each other here, which is the whole point of the place. The roofless shell of a 14th-century Dominican friary sits beside a modest 18th-century Church of Ireland building, and behind both rises a steep, tree-crowned Norman motte. It is free, open all year, and about 30 minutes south-west of Portlaoise, in the farmland of County Laois.
The Irish name Achadh Bhó means ‘field of cows’ – the Latin annals called it Campulus Bovis, ‘little cow field’ – which undersells what the site once was. By the early Middle Ages this was the principal church of the kingdom of Osraige (Ossory), having overtaken Seirkieran, and a centre of learning rather than just a pasture with a chapel on it.
A millennium in one field
St Canice (also called St Kenneth) founded the monastery in 576, and it grew into a place of scholarship and pilgrimage recorded in the early annals. That prominence made it a target. Viking raiders plundered and burned it in 913; it was rebuilt in 1052 with the relics of St Canice enshrined, burned again in 1116, and rebuilt once more in 1189.
The Normans changed the picture. Strongbow granted the land to Adam de Hereford in 1172, who threw up the motte that still dominates the skyline – a platform built to carry a wooden watchtower and arms store, with a winding path to the top. After a fire in 1234, an Augustinian priory rose on the site; fragments of it survive in the present church, including a weathered carved limestone head by the doorway and a small belltower of roughly 13th-century proportions.
The most substantial ruin came later. In 1382 Finghin Fitzpatrick, Lord of Upper Ossory, granted the lands to the Dominicans, who held the friary for over 150 years and left the three-light east window, a cloister doorway and the public entrance that frame the ruin today. The order was suppressed around 1540, but the local community held on to the church, which is why anything stands at all.
St Virgilius, who reached Salzburg
The best-known of Aghaboe’s monks never stayed. St Virgilius (St Feargal, or St Farrell), an 8th-century abbot, was a mathematician and astronomer whose reputation carried him out of Ireland and eventually made him Bishop of Salzburg in Austria. The link has held: Austrian delegations and scholars still visit the Laois site to mark the connection.
What to look for
If you look at one thing, make it the three-light east window in the Dominican church – late-medieval tracery in a high stone wall, and the best-preserved feature on the site. Two doorways survive from the same period: the north-wall cloister doorway the monks used, and the west-wall public entrance. Set into the east side of the main entrance is a rare carved limestone head from the Middle Ages, easy to walk past if you don’t know to look.
A short walk leads to the base of the motte, and a winding path climbs to the tree-covered summit for views across the countryside. One medieval window from the abbey ended up elsewhere entirely, relocated to Heywood Gardens near Abbeyleix. Information boards from Laois County Council help piece the layers together.
Visiting
The site is at Friarsland, Aghaboe, roughly 30 minutes south-west of Portlaoise, and there’s a purpose-built car park right beside it, so access is easy. Bus Éireann runs from Portlaoise to Aghaboe in 30 to 40 minutes, leaving a ten-minute walk at the far end. It is open all year during daylight hours and free to enter.
The car park and entrance path are wheelchair-accessible, but the interior is uneven flagstones, grass and old debris, with stone steps into the ruin – awkward for wheelchairs or anyone unsteady on their feet. Wear sturdy footwear and bring a rain jacket. There are no facilities on site: no toilets, no tea room, no shop, so sort that out before you arrive. During National Heritage Week in August the abbey often hosts talks and guided walks, which are the one reliable time to have someone explain what you’re looking at.
Nearby
Aghaboe pairs well with the village of Abbeyleix and its bog walk a short drive away, or a longer run out to Emo Court and the Rock of Dunamase. The abbey also sits on the Laois Monastic Trail, which links several early Christian sites across the county.