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Knockinnon Broch is an Iron Age stone tower situated in Caithness, northern Scotland. Brochs are distinctive Scottish roundhouses built during the Iron Age, characterised by their hollow-walled circular design which provided both defensive strength and efficient use of stone. Constructed on bedrock of Middle Old Red Sandstone dating to the Devonian period, the site's geology offered locally available building material of conglomerate and sandstone suitable for the massive drystone construction technique these monuments required.
The broch stands as a protected monument under Historic Environment Scotland's listing (SM563), reflecting its archaeological importance to understanding Iron Age settlement in the far north of Britain. The Caithness location places it within a region known for a particular concentration of brochs, suggesting significant population centres and exchange networks during the first centuries AD. The monument's survival on the exposed northern landscape demonstrates the robustness of broch architecture against the harsh Scottish climate.
The tower's position overlooking the surrounding terrain would have afforded defensive advantages and visibility across considerable distances. Such structures likely functioned as fortified family residences and status symbols for local elites, their impressive architecture serving both practical and symbolic purposes within Iron Age Highland society. The Knockinnon Broch contributes important archaeological evidence to understanding settlement hierarchy and social organisation in prehistoric northern Scotland.
Knockinnon,broch is a scheduled monument protected by Historic Environment Scotland under reference SM563. View the official record →
Knockinnon Broch is an Iron Age stone tower situated in Caithness, northern Scotland. It is designated a Scheduled Ancient Monument by Historic Environment Scotland under reference SM563.
Knockinnon,broch dates from the iron age period, and is classified as a broch. It is one of over 32,000 scheduled monuments protected across the UK.
Knockinnon,broch is a Scheduled Ancient Monument, legally protected by Historic Environment Scotland — the body responsible for designating and safeguarding heritage sites in Scotland. The official designation reference is SM563.
Several scheduled monuments lie within 10 km, including Inver,fort,post medieval house and look-out post 570m SE of (1.7 km), Ballachly,chapel and graveyard 90m SW of (2.1 km), Dun Beath,broch,Dunbeath (2.2 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Knockinnon,broch'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.
Knockinnon,broch stands on Middle Old Red Sandstone (Undifferentiated), bedrock that formed in the Middle Devonian. The rock here is conglomerate, sandstone, siltstone and mudstone.