A rath, as ringforts are often called in Irish placenames and records, was typically a circular earthen enclosure used as a farmstead during the early medieval period, roughly from the fifth to the twelfth century. Thousands once dotted the Irish landscape, and while many have been ploughed flat or built over, this one at Carrons persists quietly in pasture, its form still legible to anyone who knows what to look for.

The enclosure is roughly circular, measuring 23.3 metres north to south and 21 metres east to west, and is defined by a scarped edge rather than a built-up bank. A scarp, in this context, is a steep face cut into the ground, effectively the outer edge of a levelled platform, and it functions here as the boundary of the enclosed space. The best-preserved section runs from the east-northeast around to the south-southwest, where the scarp reaches a height of 1.45 metres and a width of 9.15 metres. Moving around to the west-northwest, the feature diminishes considerably, dropping to roughly 0.4 metres in height, and by the time you reach the north-northwest, it fades out entirely. The interior, which lies under modern pasture, slopes gently down toward the northwest. A stretch of marshy ground lies between the enclosure and a stream approximately 30.5 metres to the southeast, a relationship that may reflect a deliberate choice of location, with the wetland offering a modest natural barrier. The site was recorded by Denis Power and uploaded to the national record in August 2011.

The site sits near the base of a south-facing slope, which means the approach from lower ground gives you a reasonable sense of the surviving scarp on its stronger eastern arc. The pasture setting means access depends on landowner permission, and the marshy ground to the southeast is worth bearing in mind underfoot, particularly after wet weather. The subtler, western portion of the scarp is easy to miss, but walking the full circuit of the enclosure makes clear how much of the original form remains, even where the earthwork has all but merged back into the surrounding field.