Scattered across the interior of the earthwork at Killeenbrack are the faint traces of what appear to be domestic buildings, their presence betrayed not by standing walls but by subtle changes in the land: a raised platform here, an unexplained oval rise there, a low bank trailing off toward the enclosing earthwork. That the date of these structures remains indeterminate is part of what makes the site quietly compelling. Somebody lived here, almost certainly more than one household at different times, but precisely when is a question the archaeology has not yet answered.

The ringfort itself, a type of enclosed farmstead common throughout early medieval Ireland, typically consisting of a circular bank and ditch surrounding a domestic area, provides the framework within which these house traces survive. At Killeenbrack, the most legible of the possible structures sits in the eastern quadrant of the ringfort: a roughly sub-rectangular platform measuring 13.6 metres east to west and 9.4 metres north to south, its edges defined by a scarp, the term for a steep slope or drop in ground level that here marks the boundary of the raised area. In the western quadrant, a roughly oval rise may represent a second house site, connected by a very slight earth and stone bank that runs northwest until it meets the ringfort's own enclosing bank. Fragmentary evidence of a third possible structure clings to the ringfort bank in the northeast quadrant. The whole ensemble sits on a low rise on the east-north-east side of a hill, in rough scrubby pasture, with open views to the south-east and north-west, the kind of modest elevated position that early settlers frequently favoured for visibility and drainage alike.