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Bull mount is a reused Iron Age rath adapted in the medieval period to serve as a motte and bailey fortress, located near Antrim in County Antrim, Northern Ireland. The monument comprises the original counterscarp bank of the rath, which was incorporated into later defensive works, with an earthen mound characteristic of Norman and Anglo-Norman settlement patterns across Ireland and Britain. A subsequent enclosure was added during the early medieval period, reflecting changing military and domestic requirements. The site occupies elevated ground formed upon Palaeogene extrusive rocks—ancient mafic lava and tuff deposits that have shaped the local landscape since the volcanic activity of the Paleogene period.
The reuse of an Iron Age fortification for medieval purposes demonstrates continuity of settlement at strategically advantageous locations across the Irish landscape. Such adaptations were common where pre-existing earthworks provided substantial defensive foundations. The cumulative layers of this monument record multiple phases of occupation and fortification spanning more than a millennium.
Bull mount is protected by the Historic Environment Division of Northern Ireland under reference 3289, recognising its archaeological and historical significance as evidence of settlement patterns and defensive strategies across distinct periods of Irish history.
Bull mount. counterscarp rath reused as motte & bailey with later enclosure is a scheduled monument protected by Department for Communities NI under reference 3289. View the official record →
Bull mount is a reused Iron Age rath adapted in the medieval period to serve as a motte and bailey fortress, located near Antrim in County Antrim, Northern Ireland. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 3289.
Bull mount. counterscarp rath reused as motte & bailey with later enclosure dates from the e.christ. period, and is classified as a rath & motte. It is one of over 32,000 scheduled monuments protected across the UK.
Bull mount. counterscarp rath reused as motte & bailey with later enclosure 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 3289.
Several scheduled monuments lie within 10 km, including Killede, killelagh, dalnach?. church & bullaun (4.2 km), Mound - motte? (5.3 km), Rath group - univallate rath, counterscarp rath & trivallate rath (5.5 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Bull mount. counterscarp rath reused as motte & bailey with later enclosure'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.
Bull mount. counterscarp rath reused as motte & bailey with later enclosure stands on Unnamed Extrusive Rocks, Palaeogene, bedrock that formed in the Paleogene. The rock here is mafic lava and mafic tuff.