Ring barrows typically consist of a low bank, sometimes with an internal or external ditch, enclosing a central burial area, and were used in Ireland from the Bronze Age onward. Here, the bank has been reduced by centuries of agricultural activity to little more than a low rise in the turf, easy to walk past without a second thought.

What makes the location particularly notable is its setting within a cluster of related monuments. The barrow sits between two other ring barrows and to the south-west of a fourth earthwork identified as a possible ring barrow. The grouping of burial monuments in this way is not unusual in the Irish prehistoric landscape; such clusters suggest that particular areas were designated as places of the dead over long periods, with successive communities returning to the same ground. That this concentration survives at Mountrivers, even in reduced form, points to a landscape that was once of considerable funerary significance.