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Gaer Fach is a prehistoric hillfort located in Wales, protected by Cadw under reference BR053. The site sits upon Pridoli rocks, a foundation of mudstone, siltstone and sandstone formed during the Pridoli period, which provides a naturally firm base for the substantial earthworks characteristic of Iron Age hillforts. This geological substrate would have offered both defensive advantages and practical stability for construction.
The monument exemplifies the hillfort tradition of prehistoric Wales, a settlement type that emerged during the later Bronze Age and flourished throughout the Iron Age. Such sites typically occupied prominent topographical positions to command views across surrounding territory and provide defensive capability against both rival communities and external threats. The choice of this particular location reflects the strategic thinking of its builders.
Gaer Fach remains an important archaeological monument within Wales's prehistoric landscape. Its protection by Cadw recognises its significance as evidence for the social organisation, settlement patterns and defensive strategies of pre-Roman communities. The interplay between the site's position, its geological foundation and its earthwork construction continues to make it valuable for understanding how prehistoric peoples adapted to and exploited the Welsh environment.
Gaer Fach is a scheduled monument protected by Cadw under reference BR053. View the official record →
Gaer Fach is a prehistoric hillfort located in Wales, protected by Cadw under reference BR053.
Gaer Fach dates from the prehistoric period, and is classified as a hillfort. It is one of over 32,000 scheduled monuments protected across the UK.
Gaer Fach 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 BR053.
Several scheduled monuments lie within 10 km, including Aberyscir Castle Mound (7.1 km), Coed Fenni-Fach Camp (7.2 km), Cross-Slab in Churchyard (8.5 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Gaer Fach'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.
Gaer Fach stands on Pridoli Rocks (Undifferentiated), bedrock that formed in the Pridoli. The rock here is mudstone, siltstone and sandstone.