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Niall's mound is an uncertain mound, possibly a cairn or barrow, located in Armagh, Northern Ireland. The monument sits on bedrock of the Armagh Group, a Visean-age formation comprising interbedded limestone, argillaceous rocks and subordinate sandstone. The mound's true character remains unconfirmed, reflecting the challenges of interpreting earthworks in this region where natural and archaeological features can be difficult to distinguish. The monument is protected by the Historic Environment Division under reference 5387.
The exact date and purpose of Niall's mound are unknown. The Armagh landscape has supported human settlement for millennia, and mounds of this type may have served ceremonial, defensive or commemorative functions in prehistoric or early medieval periods. Without excavation or surviving documentary evidence, the monument's origins remain speculative.
The mound lies within Armagh's distinctive karst geology, where limestone dominates the underlying strata. This geological setting would have influenced the local landscape and settlement patterns throughout history. The monument's name suggests a possible connection to the O'Neill dynasty, though such attributions often reflect later tradition rather than archaeological fact. The mound continues to form an identifiable feature within the modern townland.
Niall's mound, o'neill's mound. cairn or barrow is a scheduled monument protected by Department for Communities NI under reference 5387. View the official record →
Niall's mound is an uncertain mound, possibly a cairn or barrow, located in Armagh, Northern Ireland. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 5387.
Niall's mound, o'neill's mound. cairn or barrow dates from the uncertain period, and is classified as a mound. It is one of over 32,000 scheduled monuments protected across the UK.
Niall's mound, o'neill's mound. cairn or barrow 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 5387.
Several scheduled monuments lie within 10 km, including The danes cast, the danes cast (north). linear earthwork (5.3 km), The danes cast, the danes cast (north). linear earthwork (5.5 km), Rath (6.1 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Niall's mound, o'neill's mound. cairn or barrow'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.
Niall's mound, o'neill's mound. cairn or barrow stands on Armagh Group, bedrock that formed in the Visean. The rock here is limestone, argillaceous rocks and subordinate sandstone, interbedded.