Most of Ireland's estimated 40,000 to 50,000 ringforts have been absorbed into the agricultural landscape so thoroughly that they read as field features rather than as archaeology. This one sits on a west-facing slope, its roughly circular enclosure measuring around 28.9 metres north to south and 30.5 metres east to west, the bank still standing to about 1.1 metres in height.

A ringfort, or rath, is essentially a defended farmstead of the early medieval period, typically dating from roughly the fifth to the twelfth centuries. A family or small community would have lived within the enclosed area, with the surrounding earthen bank and its accompanying fosse, an external ditch, providing both a physical barrier and a marker of social status. At Farran, the fosse survives on the south-east to south-west arc of the enclosure, dropping to a depth of 1.3 metres. A break in the western bank, about 2 metres wide, most likely represents the original entrance, oriented towards the slope's downhill aspect. That a gap of this kind survives at all is worth noting; many ringforts have been disturbed by later agricultural work or field clearance, and the relative preservation here gives some sense of how the structure would have functioned as an enclosed domestic space.