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Crannog at Dungannon is a man-made island dwelling, a form of settlement typical of early medieval Ireland and Scotland. Built upon shallow water or bogland, such structures consisted of timber platforms or artificial islands reinforced with stone, timber and brushwood, serving as defended homesteads for families of moderate status. The crannog's waterside location offered natural protection and convenient access to aquatic resources.
This particular crannog lies in County Tyrone, constructed upon bedrock of the Sherwood Sandstone Group—deposits of sandstone, siltstone and mudstone laid down during the Ladinian period of the Triassic. The underlying geology would have influenced water depth and ground stability, factors critical to the crannog's construction and longevity. The sandy and silty substrata typical of this bedrock formation in the region would have affected drainage and preservation conditions around the site.
The crannog is protected as a scheduled monument under reference 14779 by the Historic Environment Division, recognising its significance as evidence of early medieval settlement patterns and domestic life in Ulster. Such sites are archaeologically valuable for their often-waterlogged deposits, which preserve organic materials rarely found on dry-land sites, yielding insights into the material culture and economy of early medieval communities.
Crannog is a scheduled monument protected by Department for Communities NI under reference 14779. View the official record →
Crannog at Dungannon is a man-made island dwelling, a form of settlement typical of early medieval Ireland and Scotland. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 14779.
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 14779.
Several scheduled monuments lie within 10 km, including Crannog (3.5 km), Clonfeacle, clonfeacle cross. multiperiod church & graveyard with cross (3.6 km), Mullan fort. artillery fort (3.8 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 Sherwood Sandstone Group, bedrock that formed in the Ladinian. The rock here is sandstone, siltstone and mudstone.