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Offa's Dyke is a linear earthwork forming part of the eighth-century frontier defence constructed under King Offa of Mercia between Anglo-Saxon England and the Welsh kingdoms. This particular section, located south of Treflach Wood in Shropshire, comprises a substantial bank and ditch arrangement typical of the monument's construction across the Welsh border. The dyke in this locality survives as a prominent landscape feature, preserving evidence of the ambitious engineering undertaken during the late Anglo-Saxon period to mark and defend territorial boundaries. The site remains an important archaeological and historical resource documenting medieval political geography and the relationship between English and Welsh territories in the early medieval period.
Offa's Dyke: section 330yds (300m) S from Treflach Wood is a scheduled monument protected by Historic England under reference 1004769. View the official record →
Offa's Dyke is a linear earthwork forming part of the eighth-century frontier defence constructed under King Offa of Mercia between Anglo-Saxon England and the Welsh kingdoms. It is designated a Scheduled Ancient Monument by Historic England (NHLE) under reference 1004769.
Offa's Dyke: section 330yds (300m) S from Treflach Wood is a Scheduled Ancient Monument, legally protected by Historic England (NHLE) — the body responsible for designating and safeguarding heritage sites in England. The official designation reference is 1004769.
Several scheduled monuments lie within 10 km, including Carreghofa Castle (2.9 km), Llanymynech Hill Camp (3.1 km), Lime kilns, associated tramways, structures and other buildings at Llanymynech (3.7 km).
This page is just one thread. A full Aubrey report pulls together 15 strands of Offa's Dyke: section 330yds (300m) S from Treflach Wood'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 330yds (300m) S from Treflach Wood stands on Dinantian Rocks (Undifferentiated), bedrock that formed in the Mississippian. The rock here is limestone with subordinate sandstone and argillaceous rocks.