A rath, as these early medieval earthwork enclosures are commonly known, would once have presented a clear circular bank and ditch, marking out a defended farmstead or the home of a local landowner. The one at Ballaghbehy in County Limerick has been reduced to something far more ambiguous, levelled around 1980 according to local memory, with the surrounding field boundaries removed along with it. What remains is not quite nothing, but it demands patience and a certain willingness to read the ground rather than look at it.

The monument was still clearly recorded on the 1923 Ordnance Survey six-inch map as an embanked circular enclosure, which tells us that it survived more or less intact into the twentieth century. Compiled by Denis Power and uploaded to the record in August 2011, the survey notes describe a site on a south-southwest-facing slope, now given over to pasture. The overall form, roughly 22.3 metres north to south and 22 metres east to west, can still be made out as a circular area partially enclosed on the northwest to north by a low earthen bank, standing only about 25 centimetres high and around 7 metres wide. A very slight scarped edge, where the ground has been cut back rather than built up, defines part of the northern arc. More intriguing still is a very low oval rise in the centre of the interior, measuring roughly 10 metres by 7.5 metres, whose original function is not noted in the record.

Visitors should approach this one with modest expectations and good footwear. The interior surface is marshy, sloping gently downward toward the south-southwest, and the ground will be soft underfoot in all but the driest months. Two mature trees grow within the enclosure and serve as useful reference points once you are on site. The low bank to the north is the most legible surviving feature, though it is barely knee-height at best. The central rise is subtle enough that it can take a moment to locate, particularly in poor light or when the grass is long. The surrounding field system has been cleared away, which means the rath sits without its original landscape context, making it harder to read how it once related to nearby boundaries or approaches.