That a place of worship should appear in the same archaeological inventory as prehistoric earthworks is, in itself, a small reminder of how layered the idea of heritage can be in Ireland, where buildings still in living memory are catalogued alongside structures that predate Christianity entirely.

The townland names offer a small clue to the setting. Both Garryad and Garryduff derive from the Irish, with "garraí" generally indicating an enclosed garden or cultivated plot, a word that appears frequently across Connacht placenames and speaks to a landscape long shaped by small-scale agriculture and parish life. Catholic church buildings in rural Galway were often constructed in the nineteenth century, following Catholic Emancipation in 1829, which removed many of the legal restrictions that had previously prevented Catholics from building visible places of worship. Before that, Mass was frequently celebrated outdoors at designated Mass rocks, or in modest, unadorned structures deliberately kept low in profile. The church at Garryad and Garryduff would likely belong to this post-Emancipation wave of rural church building, though specific dates and details for this particular structure remain undocumented in publicly available sources at present.