That phrase, indeterminate date, does a quiet kind of work in the language of archaeology. It signals that the building could not be confidently assigned to any particular century, that the physical or documentary evidence left too much room for uncertainty. It is a reminder that not every recorded place comes with a tidy story attached.

Dooruspark sits in Connemara, a landscape where the boundary between habitation and abandonment has shifted considerably over the centuries, shaped by land clearance, famine, emigration, and the slow reclamation of improved land by bog and scrub. Houses in such areas can be difficult to date with precision. Vernacular rural buildings in the west of Ireland were often constructed using local stone without mortar, rebuilt or modified by successive occupants, and left without documentary trace. The category of indeterminate date is therefore not unusual in this part of the country, even if it tells us frustratingly little about the people who may have lived there.