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The Danes Cast is a prehistoric linear earthwork located near Banbridge in County Down, Northern Ireland. Linear earthworks of this type are among the oldest constructed landscape features in the British Isles, typically consisting of banks and ditches that extend for considerable distances across the countryside. Their precise original purpose remains debated by archaeologists, though they likely served defensive, territorial or ceremonial functions. The Danes Cast itself represents an important survival of such prehistoric engineering within the local landscape.
The monument lies on bedrock composed of extrusive mafic rocks and mafic tuff dating from the Paleogene period, around 66 to 23 million years old. These volcanic deposits underlie much of County Down and form part of the broader geological character of the region. The specific topography and geology of the site would have influenced both its construction and its effectiveness as a landscape boundary.
The Danes Cast is protected as a scheduled historical monument by the Historic Environment Division of Northern Ireland under reference 7703. This designation recognises its archaeological and historical significance as evidence of prehistoric land use and social organisation in the Banbridge area. The earthwork survives as a tangible record of early settlement patterns and territorial arrangements in pre-historic Ulster.
The danes cast. linear earthwork is a scheduled monument protected by Department for Communities NI under reference 7703. View the official record →
The Danes Cast is a prehistoric linear earthwork located near Banbridge in County Down, Northern Ireland. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 7703.
The danes cast. linear earthwork dates from the prehistoric period, and is classified as a linear earthwork. It is one of over 32,000 scheduled monuments protected across the UK.
The danes cast. linear earthwork 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 7703.
Several scheduled monuments lie within 10 km, including Platform rath (7.2 km), Counterscarp rath (8.4 km), Platform rath (8.5 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of The danes cast. linear earthwork'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 danes cast. linear earthwork stands on Unnamed Extrusive Rocks, Palaeogene, bedrock that formed in the Paleogene. The rock here is mafic lava and mafic tuff.