Raths, or ringforts, are among the most numerous archaeological monuments in Ireland, with estimates suggesting around 45,000 once existed across the island. They were the farmsteads of early medieval Ireland, typically dating from roughly the fifth to the twelfth centuries, built by enclosing a circular area with one or more earthen banks and ditches. They housed families, their livestock, and the routines of daily agricultural life, and they were substantial enough constructions that most have never fully disappeared, even when left untended for centuries.

Cloonconlan itself is a small rural townland in Mayo, and like countless similar places across Connacht, it would have been farmed and settled throughout the early medieval period. The rath here is one of thousands of such sites scattered across the west of Ireland, many of them sitting in fields that have been worked around them for generations, the farmers sometimes wary of disturbing them. In Irish folk tradition, ringforts were frequently associated with the sí, the supernatural inhabitants of the otherworld, and that association offered a kind of informal protection that kept many sites intact long after their original purpose had been forgotten. Whether that tradition played any role in the survival of this particular example is not recorded, but the pattern is common enough across the region to be worth noting.