Estimates suggest there were once around 50,000 ringforts across Ireland, yet each one represents a specific community, a family, a set of choices about land and defence and daily life. That so many survive at all, even as earthwork shadows, is largely down to a deep-rooted folk belief that disturbing a fairy fort brings misfortune, a superstition that proved more effective than any heritage legislation.

Raths were typically circular enclosures defined by one or more earthen banks and ditches, enclosing a homestead and its associated outbuildings. They date predominantly from roughly the sixth to the twelfth centuries, though some sites have earlier origins and many were reused long after their original construction. In the Clare landscape, which is dominated by the Burren to the west and the lough-studded lowlands around Lough Graney to the east, ringforts cluster thickly, reflecting the density of early medieval settlement across the region. Flagmount itself sits near Lough Graney, in a part of Clare that remained relatively undisturbed by later plantation and large-scale land clearance, conditions that tend to favour the survival of earthwork monuments.