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Bivallate rath is an early Christian ringfort located near the Tyrone Group limestone bedrock of County Fermanagh. The monument is defined by two concentric earthwork ramparts, a defensive arrangement characteristic of high-status Early Medieval settlements in Ulster. The site sits on terrain underlain by Carboniferous strata of limestone, mudstone, sandstone and siltstone, typical of the Visean deposits that dominate this region. Such raths commonly date from the 5th to 10th centuries and served as fortified farmsteads for the native Irish aristocracy.
The bivallate form suggests the inhabitants held significant social rank, requiring greater defensive investment than the single-rampart univallate raths more common in the Fermanagh landscape. Two banks and ditches provided layered protection for livestock and household structures within, practical defence against cattle-raiding and inter-tribal conflict. The specific location capitalises on local ground conditions, with the underlying bedrock providing firm foundation for substantial earthworks.
The monument is now protected by the Historic Environment Division under reference 10257, recognising its importance as evidence of early medieval settlement patterns and social organisation in Ulster. Such ringforts, whether bivallate or univallate, remain among the most numerous and informative archaeological monuments of Early Christian Ireland.
Bivallate rath is a scheduled monument protected by Department for Communities NI under reference 10257. View the official record →
Bivallate rath is an early Christian ringfort located near the Tyrone Group limestone bedrock of County Fermanagh. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 10257.
Bivallate rath dates from the e.christ. period, and is classified as a rath. It is one of over 32,000 scheduled monuments protected across the UK.
Bivallate rath 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 10257.
Several scheduled monuments lie within 10 km, including Rath (4.1 km), Lisnagole. platform rath (5.8 km), Platform rath (6.9 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Bivallate rath'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.
Bivallate rath stands on Tyrone Group, bedrock that formed in the Visean. The rock here is limestone, mudstone, sandstone and siltstone, with subordinate chert, coal and conglomerate.