That classification alone suggests the building is considered to have heritage significance beyond its continuing or former religious function, though the precise reasons remain, for now, undocumented in any publicly accessible form.

The church at Moylough More sits within a part of Connacht where the post-Penal landscape of Irish Catholicism left a particular physical mark. Throughout the eighteenth and nineteenth centuries, as restrictions on Catholic worship gradually lifted, communities across Galway built modest churches, often on land donated by local landowners or subscribed for by the parish. Many of these structures were plain, functional buildings, their lack of ornament a reflection of the economic conditions of their congregations rather than any absence of devotion. Whether this church belongs to that wave of post-Penal construction, or to a later phase of Victorian church-building that saw more ambitious stone structures replace earlier ones, is the kind of detail that would ordinarily anchor a place like this in a broader story.