Set on a low ridge in pastureland in County Westmeath, the rath at Ballinphort sits within striking distance of at least three other ringforts, two of them within 210 metres to the north and north-east, a third roughly 160 metres to the south-west. In early medieval Ireland, ringforts were the most common form of rural settlement, typically circular enclosures of earthen banks used as farmsteads by families of varying social rank. Finding several clustered so closely together suggests this particular stretch of the midlands was once a well-populated farming landscape, its inhabitants living within sight of one another across ground that is now quietly unremarkable pasture.

The monument itself is modest and worn. The circular enclosure measures approximately 26 metres across on its north-east to south-west axis and is defined by an earthen bank that has been almost completely levelled along its southern and western sides. A shallow fosse, the defensive ditch that would originally have reinforced the bank, survives at the east and south-west. There is also a poorly preserved outer counterscarp bank at the east-north-east, a secondary earthwork beyond the main fosse that would have added an extra degree of enclosure to the original structure. An entrance gap opens to the east. The interior slopes gently from south-west to north-east, and a field fence running across the site from north-east to south-west, already recorded on the Ordnance Survey six-inch map of 1837, cuts through the southern portion of the monument, a reminder of how agricultural boundaries have long been laid across older earthworks without much ceremony.

The site commands wide views northward from its low ridge, though the outlook in other directions is more restricted. That northern visibility, modest as the elevation is, would have had practical value for early medieval occupants keeping watch over neighbouring farmsteads and common ground.