The rath at Ballybrood sits on a south-east-facing slope and measures roughly 24 metres on its north-east to south-west axis and around 19 metres across. That combination of scarped inner edge, external fosse, and counterscarp bank is characteristic of an early medieval ringfort, the most common monument type in the Irish landscape. These enclosures, typically dating from somewhere between the fifth and twelfth centuries, served as defended farmsteads, the raised interior providing a dry, enclosed space for a family, their livestock, and whatever grain or goods needed protecting. The fosse, a wide drainage and defensive ditch, at Ballybrood runs from the west around to the south-south-east and still holds a depth of roughly 0.85 metres despite centuries of silting and vegetation creep.

The site was recorded and compiled by Denis Power, with notes uploaded in November 2013. At that point, the monument was already showing signs of gradual encroachment: scrub vegetation had begun to obscure the southern arc of the fosse, and much of the interior had become inaccessible. A post and wire fence runs along the top of the counterscarp bank on the western to south-south-eastern stretch, marking the boundary between the monument and the surrounding farmland. A possible entrance gap, around five metres wide, is visible on the east-south-east side of the enclosure, which is a plausible position for an original access point given that it would face the slope's more sheltered, sunlit aspect.

The site sits in working pasture, so access is subject to whatever arrangements exist with the landowner, and visitors should expect the ground underfoot to be uneven and wet in anything other than a dry spell. The fosse and counterscarp are clearest on the western and north-western sides, where overgrowth has been less aggressive. The interior, largely colonised by scrub as of the last recorded survey, offers little to see at close quarters, but the earthwork's profile is best appreciated from a slight distance, where the relationship between the raised platform, the ditch, and the outer bank reads more clearly against the slope. Given how rapidly vegetation can obscure earthworks of this kind, the monument's condition may have changed considerably since 2013.