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Crannog (reference 10254) is a early Christian artificial island settlement located in Fermanagh, Northern Ireland. The site lies upon bedrock of the Tyrone Group, a Visean-age sequence of limestone, mudstone, sandstone and siltstone interspersed with chert, coal and conglomerate. This underlying geology has shaped the immediate landscape and the availability of materials for construction and use.
Early Christian crannogs were constructed by building timber frameworks and piling materials onto shallow lake or wetland beds, creating habitable islands. Such sites typically served as secure residential or monastic settlements, raised above surrounding water to provide natural defence and isolation. The Fermanagh location places this crannog within a landscape historically rich in water bodies, making it an ideal position for this type of settlement.
The monument is protected by the Historic Environment Division as a significant archaeological resource. Early Christian crannogs, broadly dated from around the 6th century onwards, provide evidence of settlement patterns, construction techniques and daily life during a formative period of Irish Christian history. This example contributes to understanding how communities adapted their environment and chose defensible locations for long-term habitation.
Crannog is a scheduled monument protected by Department for Communities NI under reference 10254. View the official record →
Crannog (reference 10254) is a early Christian artificial island settlement located in Fermanagh, Northern Ireland.
Crannog dates from the e.christ. period, and is classified as a crannog. It is one of over 32,000 scheduled monuments protected across the UK.
Crannog is a Scheduled Ancient Monument, legally protected by DfC Northern Ireland (NISMR) — the body responsible for designating and safeguarding heritage sites in Ni. The official designation reference is 10254.
Several scheduled monuments lie within 10 km, including Two burnt mounds/ cooking places (fulachta fiadh) (6.7 km), Platform rath (6.8 km), Lisnagole. platform rath (7 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Crannog's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Crannog stands on Tyrone Group, bedrock that formed in the Visean. The rock here is limestone, mudstone, sandstone and siltstone, with subordinate chert, coal and conglomerate.