Ringforts, known in Irish as raths when built from earthen banks and ditches, were the enclosed farmsteads of early medieval Ireland, typically dating from roughly the fifth to the twelfth centuries. Tens of thousands of them once existed; several thousand survive in some form today. That familiarity, paradoxically, is part of what makes any individual example worth pausing over. Each one represents a household, a family, a working farm operating within a social and agricultural world that has otherwise left very little trace.

The Clare landscape is particularly well furnished with these monuments. The county's terrain, ranging from the limestone pavements of the Burren to the softer lowland soils further south and east, supported dense early medieval settlement, and the ringforts distributed across it reflect centuries of ordinary rural life rather than any single dramatic episode. A rath like the one at Oughterard would originally have consisted of one or more circular earthen banks enclosing a central area used for habitation and the protection of livestock. The banks served as a boundary as much as a defence, marking out the household's space within a community where such boundaries carried legal and social weight under early Irish law.