Clonmacnoise

Clonmacnoise is a monastic complex in County Offaly featuring three high crosses, a cathedral, seven churches, and two round towers positioned along the River Shannon. The buildings sit on sloping ground surrounded by medieval stone walls and burial grounds.

Saint Ciaran founded this religious center in 545 and built the first church with support from Prince Diarmuid, who later became High King of Ireland. The monastery grew into a major seat of learning during the early medieval period.

This place served as a major center where monks copied manuscripts and preserved knowledge during the Middle Ages. The remains show how scholars lived and worked together in this remote location far from urban centers.

The site is easy to walk through with well-maintained paths connecting the main structures. A visitor center provides information about the ruins and their historical context.

The site was repeatedly destroyed and rebuilt over several centuries, showing how determined the monks were to maintain their community. These cycles of destruction and reconstruction left visible layers of different building periods.

Location: County Offaly

Inception: 6 century

Fee: Yes

Operator: Office of Public Works

Address: Clonmacnoise, Co. Offaly, N37 V292, Ireland

Opening Hours: Monday-Sunday 10:00-17:30

Phone: +353909674195

Website: https://heritageireland.ie/en/midlands-eastcoast/clonmacnoise

GPS coordinates: 53.32389,-7.99111

Latest update: December 14, 2025 19:41