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Crannog is a lake dwelling situated in Craigavon, Northern Ireland, protected as a scheduled monument under Historic Environment Division reference 4817. The site lies above deposits of the Lough Neagh Clays Group, Oligocene bedrock comprising clay and lignite that underlies the region. This geological foundation reflects the wetland environment that early Christian peoples exploited when constructing their artificial island settlement.
The crannog dates to the early Christian period, when such structures were common throughout Ireland and Scotland. Built upon a foundation of timber, stone and brushwood, the dwelling would have been accessed by a causeway or bridge and provided both defensive advantages and practical benefits in an aquatic landscape. The site's location above clay-rich substrates would have influenced construction techniques and the preservation conditions of organic materials.
Crannogs of this period typically served as farmsteads, secular residences or monastic refuges. Archaeological evidence from comparable sites has revealed domestic debris, craft working areas and occasionally high-status artefacts. The Craigavon crannog's survival as a recorded monument within the Lough Neagh basin—an area rich in early medieval settlement archaeology—contributes to understanding settlement patterns and land use during the early Christian era in northern Ireland.
Crannog is a scheduled monument protected by Department for Communities NI under reference 4817. View the official record →
Crannog is a lake dwelling situated in Craigavon, Northern Ireland, protected as a scheduled monument under Historic Environment Division reference 4817.
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 4817.
Several scheduled monuments lie within 10 km, including Derbi, laloo. medieval church & graveyard in oval enclosure with 2 bullauns (0.3 km), Achcli. medieval church (in ruins) & graveyard with bullaun & ?holy well (2.8 km), Large enclosure (4.5 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 Lough Neagh Clays Group, bedrock that formed in the Oligocene. The rock here is clay and lignite.