Situated beside the River Fergus near Ennis, Clare Abbey was founded in 1189 by Donal Mór O’Brien, King of Thomond, for the Augustinian canons. It became one of the most important religious houses in medieval County Clare, supported by the O’Brien dynasty and closely connected with the political and spiritual life of the region.

The abbey flourished during the medieval period, serving as a centre of worship and community life. Its location near the river placed it within a landscape shaped by trade, settlement, and the shifting fortunes of Gaelic Ireland. Like many religious houses, it faced upheaval during the dissolution of the monasteries in the 16th century, when its lands and possessions were taken by the Crown.

Although the monastery fell into ruin, substantial remains survive, including the church, tower, and sections of the domestic buildings. The weathered stonework offers a glimpse of the scale and craftsmanship of the original complex. Today, Clare Abbey stands as a quiet reminder of the Augustinian tradition in Ireland and the role of medieval monasteries in shaping the religious and cultural life of Munster.