There is no visible ruin, no standing wall, no carved stonework to point to what was here. The evidence is almost entirely linguistic: the old field name 'Chapel field', which has survived in local usage long after whatever it once described has disappeared entirely from the landscape.

Placename evidence of this kind is taken seriously by archaeologists and historians, because field names tend to be conservative, passed from one generation of farmers to the next with little reason to change them. The name 'Chapel field' points strongly to the former presence of an ecclesiastical building, and the site has been associated specifically with a possible nunnery. A burial ground recorded nearby under the reference DU024-003001- reinforces the idea that this was once a site of religious significance. The research was compiled by Geraldine Stout and Padraig Clancy, with a revised record uploaded in July 2018. Beyond what the placename and the associated burial ground imply, documentary or physical evidence for the nature of the building has not been established, which is part of what makes the site genuinely interesting rather than simply obscure.

Calliaghstown Lower is a townland in the Rathdown area of south County Dublin, and like many such townlands it rewards slow attention rather than a quick visit. There is nothing to see at the site itself in any conventional sense, which means that anyone drawn here is really coming for the idea of the place, the way a field name can carry centuries of accumulated meaning while the physical fabric it once described dissolves back into farmland. The associated burial ground is a separate recorded monument in the area, and is worth locating on the relevant heritage mapping resources before visiting. As with many sites of this type, access depends on the practicalities of private landholding, so checking current arrangements in advance is sensible.