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Triermain Castle is a fourteenth-century pele tower situated in Cumberland, near Penrith, constructed as a defensive stronghold during the medieval period when border fortifications were essential to the region's security. The structure represents the tower-house tradition characteristic of northern English fortified residences, designed to provide refuge and protection for its occupants and their chattels during times of conflict. Built from local stone, the castle exhibits the compact, robust architectural form typical of pele towers, with thick walls and limited fenestration arranged to maximise defensive capability. The monument survives as a testament to the architectural responses required by the political instability and cross-border raiding that characterised the Anglo-Scottish frontier during the later medieval period.
Enclosure castle known as Triermain Castle is a scheduled monument protected by Historic England under reference 1014876. View the official record →
Triermain Castle is a fourteenth-century pele tower situated in Cumberland, near Penrith, constructed as a defensive stronghold during the medieval period when border fortifications were essential to the region's security. It is designated a Scheduled Ancient Monument by Historic England (NHLE) under reference 1014876.
Enclosure castle known as Triermain Castle 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 1014876.
Several scheduled monuments lie within 10 km, including Nether Denton Roman fort, associated vicus and length of Stanegate Roman road (2.3 km), Medieval fishponds and moat at Denton Hall (4.1 km), Hadrian's Wall and vallum between Banks Green Cottage and the road to Lanercost at Banks and the road to Garthside in wall miles 52, 53 and 54 (4.6 km).
This page is just one thread. A full Aubrey report pulls together 15 strands of Enclosure castle known as Triermain Castle'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.
Enclosure castle known as Triermain Castle stands on Yoredale Group, bedrock that formed in the Bashkirian. The rock here is limestone, argillaceous rocks and subordinate sandstone, interbedded.