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Offa's Dyke Section extending 117m NW of Church is an early medieval linear earthwork that forms part of the longest ancient monument in Britain. This substantial defensive frontier, constructed in the late eighth century, marks the boundary between what is now England and Wales. The dyke consists of a substantial bank with an external ditch, designed to control movement and assert territorial authority across the landscape.
The monument's survival here reflects the underlying geology of Millstone Grit Group bedrock, which provides stable foundations for the earthwork's substantial construction. The local geology of mudstone, siltstone and sandstone, formed during the Namurian period, would have offered suitable material for the dyke's construction whilst creating terrain that influenced its route across this Welsh borderland.
This 117-metre section preserves the dyke in a rural setting near a church, demonstrating how medieval administrative boundaries remain embedded in the modern landscape. The monument is protected by Cadw, the Welsh heritage body, under reference FL022, ensuring its conservation for future study and public understanding of early medieval frontier works and the political geography of the Anglo-Welsh border.
Offa's Dyke: Section extending 117m NW of Church is a scheduled monument protected by Cadw under reference FL022. View the official record →
Offa's Dyke Section extending 117m NW of Church is an early medieval linear earthwork that forms part of the longest ancient monument in Britain. It is designated a Scheduled Ancient Monument by Cadw under reference FL022.
Offa's Dyke: Section extending 117m NW of Church dates from the early medieval period, and is classified as a linear earthwork. It is one of over 32,000 scheduled monuments protected across the UK.
Offa's Dyke: Section extending 117m NW of Church is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is FL022.
Several scheduled monuments lie within 10 km, including Croes-Foel Round Barrow (9 km), Offa's Dyke: Pentre-Bychan Hall Section, extending 540m S from Bron-Wylfa (9.1 km), Ruabon Mountain Round Barrow (9.2 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Offa's Dyke: Section extending 117m NW of Church'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.
Offa's Dyke: Section extending 117m NW of Church stands on Millstone Grit Group [See Also Migr], bedrock that formed in the Namurian. The rock here is mudstone, siltstone and sandstone.