These structures, known in Irish as ráth, were the most common form of rural settlement in early medieval Ireland, typically consisting of one or more banks and ditches surrounding a central living area. They were not primarily defensive in function so much as practical, marking the boundaries of a farmstead and offering a degree of protection for livestock against both predators and neighbouring disputes.

The Cloonmore rath is one of thousands scattered across the Irish countryside, yet it carries a particular distinction: it was deemed significant enough to receive a formal preservation order as far back as 1956, under the National Monuments Acts. That early legal protection places it among a cohort of sites that attracted official attention during a period when awareness of Ireland's archaeological heritage was still developing into the legislative framework we recognise today. The preservation order, number 19 of 1956, means the monument has long been recognised as something worth protecting in perpetuity rather than leaving to the slow attrition of agricultural clearance or development.