A ringfort, or rath, is an early medieval enclosure, typically circular, defined by one or more earthen banks and ditches, and once used as a farmstead or defended homestead. This one at Gneeves measures roughly 21.6 metres across and is defined by a low bank that still stands to an external height of 1.75 metres along its north-northwest to south-southeast arc, even as the interior face has been worn to almost nothing. What makes it notable is not any dramatic feature but precisely the opposite: the way centuries of farming, boundary-making, and modern construction have gradually absorbed and obscured it, leaving a monument that is partly field boundary, partly bungalow yard, and only partly itself.

By the time Broker recorded it in 1937, describing it as a "fort, one eight acre, double fence, half levelled" on Tom Mullane's land, the site was already being read as a practical landmark as much as an ancient one. The Ordnance Survey maps of 1842, 1904, and 1938 all show a field boundary curving along the same SSE to NNW line as the bank, suggesting that at some point the earthwork was simply pressed into service as a convenient field division. The interior of the enclosure is slightly raised on the eastern side, a deliberate adjustment made when the fort was originally constructed to create a level living surface against the natural hillslope. That small engineering decision, made perhaps a thousand years ago, is one of the clearest legible traces that this was once a place where people lived rather than simply a lump in a field. The southwest side of the enclosure, meanwhile, has been truncated by the yard of a modern bungalow, a collision of domestic landscapes across a very long stretch of time.