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The Lough Crannog is a Early Christian crannog situated in Ballymena, County Antrim. Crannogs were artificial or semi-artificial islands constructed in shallow water as fortified settlements. This example sits above bedrock composed of Palaeogene extrusive rocks—mafic lavas and tuffs formed during volcanic activity millions of years before human occupation. The geological foundation provided a solid base for the crannog's construction, whilst the surrounding lough offered protection and access to water resources essential for Early Christian communities.
Built between the 5th and 7th centuries, the crannog would have supported domestic structures and activities central to local settlement. Its position in the natural landscape reflects the strategic value of water-based settlements during this period, affording defensive advantages and facilitating contact with wider trading networks. The crannog's construction involved piling timber and stones to create a habitable platform within the shallow water, a labour-intensive process indicating significant community investment.
The site is recorded in the Historic Environment Division's database under reference 2208 and benefits from statutory protection. Crannogs of this period provide rare archaeological evidence of Early Christian domestic life and settlement patterns in Ulster. Though the visible structure has diminished through time, the crannog remains an important testimony to the building practices and environmental knowledge of Early Christian communities in north-east Ireland.
The lough. crannog is a scheduled monument protected by Department for Communities NI under reference 2208. View the official record →
The Lough Crannog is a Early Christian crannog situated in Ballymena, County Antrim. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 2208.
The lough. 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.
The lough. 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 2208.
Several scheduled monuments lie within 10 km, including Rath and structures (3.7 km), Rath & souterrain (3.8 km), Rath & souterrain (4 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of The lough. 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.
The lough. crannog stands on Unnamed Extrusive Rocks, Palaeogene, bedrock that formed in the Paleogene. The rock here is mafic lava and mafic tuff.