© Mapbox · © OpenStreetMap contributors · Boundary data © Historic Environment Scotland
Dun Grugaig is a stone-built dun located in Gleann Beag, Inverness-shire, Scotland. Dating to the Iron Age, this small fortified settlement represents a characteristic form of defence and domestic architecture found across the Scottish Highlands. The dun was constructed directly upon bedrock of the Lewisian Complex, ancient gneiss formed during the Proterozoic era over 2.5 billion years ago, which provided a naturally defensive rocky foundation for the structure.
The monument sits within a landscape shaped by some of Scotland's oldest geological formations. The dun's position in Gleann Beag, a narrow glen, would have offered defensibility whilst allowing access to pasture and water resources essential to Iron Age pastoral communities. Such duns typically comprise a single or double defensive wall, creating a secure stronghold for a small group or family.
Dun Grugaig is protected as a scheduled monument by Historic Environment Scotland under reference SM914, recognising its significance as an archaeological site. The structure remains an important record of Iron Age settlement patterns in the central Highlands, evidence of how early Scottish communities adapted to mountainous terrain and utilised the landscape's natural advantages for security and survival.
Dun Grugaig,dun,Gleann Beag is a scheduled monument protected by Historic Environment Scotland under reference SM914. View the official record →
Dun Grugaig is a stone-built dun located in Gleann Beag, Inverness-shire, Scotland. It is designated a Scheduled Ancient Monument by Historic Environment Scotland under reference SM914.
Dun Grugaig,dun,Gleann Beag dates from the iron age period, and is classified as a dun,gleann beag. It is one of over 32,000 scheduled monuments protected across the UK.
Dun Grugaig,dun,Gleann Beag 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 SM914.
Several scheduled monuments lie within 10 km, including Dun Telve and Dun Troddan,brochs,Glenelg (2.6 km), Bernera Barracks (5.3 km), Caisteal Grugaig, broch 900m WSW of Totaig (9.3 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Dun Grugaig,dun,Gleann Beag'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.
Dun Grugaig,dun,Gleann Beag stands on Lewisian Complex, bedrock that formed in the Proterozoic. The rock here is gneiss.