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Trecastle Mound and Bailey Castle is a motte and bailey fortification located in Breconshire, Wales, dating to the Norman period following the Anglo-Norman conquest and settlement of South Wales. The monument comprises a substantial earthen mound with an associated bailey enclosure, typical of the rapid fortification strategy employed by Norman lords to consolidate control over newly conquered Welsh territories during the late eleventh and twelfth centuries. The site's prominent position in the landscape reflects its strategic importance in the lordship of Brecon, serving as both a defensive stronghold and a visible symbol of Norman authority in the region. The earthworks survive in recognisable form, preserving evidence of this crucial period of military expansion and cultural change in medieval Wales.
Trecastle Mound and Bailey Castle is a scheduled monument protected by Cadw under reference BR026. View the official record →
Trecastle Mound and Bailey Castle is a motte and bailey fortification located in Breconshire, Wales, dating to the Norman period following the Anglo-Norman conquest and settlement of South Wales. It is designated a Scheduled Ancient Monument by Cadw under reference BR026.
Trecastle Mound and Bailey Castle dates from the medieval period, and is classified as a motte and bailey. It is one of over 32,000 scheduled monuments protected across the UK.
Trecastle Mound and Bailey Castle 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 BR026.
Several scheduled monuments lie within 10 km, including Waunewydd standing stone (5.8 km), Garn Las ring cairn (6.8 km), Garn Las platform cairn (7 km).
Aubrey generates in-depth historical research for any address in the UK — drawing on scheduled monument data, Domesday records, Roman heritage, PAS finds and medieval history to reveal the complete story of a landscape.
Research the area around Trecastle Mound and Bailey Castle