The enclosure here exists only as a cropmark, a ghostly outline that emerges when viewed from the air, where variations in soil moisture and plant growth betray the presence of something buried beneath. What the aerial photographs reveal is a rectangular enclosure, approximately 36 metres by 30 metres, defined by a single fosse, which is essentially a ditch dug around the perimeter, its edges long since filled in and ploughed over, leaving only a faint chemical signature in the soil.

What makes the site at Ringaheen particularly interesting is not just the enclosure itself but its immediate surroundings. The enclosure sits within a broader field system, and two ring-ditches, the circular cropmark traces of what were likely prehistoric burial monuments, lie in close proximity: one roughly ten metres to the south-east, another immediately to the north-west. Ring-ditches of this kind are typically all that survives of Bronze Age barrows, low mounds that once covered burials but were subsequently levelled by centuries of agriculture. The clustering of these features on a slight south-east-facing slope suggests a landscape that was organised and meaningful to the people who shaped it, though the precise relationship between the rectangular enclosure and its circular neighbours remains unclear. Rectangular enclosures of this type are less common in Ireland than their circular counterparts, and their functions varied considerably, from agricultural use to settlement to ceremonial purposes.

Because the site survives only as a cropmark, there is little to see on the ground, and the field gives no outward indication of what lies beneath. The best conditions for cropmark visibility are typically during dry summers, when differential soil moisture becomes most pronounced, and the patterns show most clearly from altitude.