That a Catholic church also stands as a recorded monument in this remote corner of Connemara, on the southern fringes of the Bog of Erris near Clifden, is the kind of detail that tends to slip past even those who make the trip specifically to walk the bog roads.

Derrigimlagh sits within a landscape shaped as much by absence as by presence. The wholesale clearances and emigrations of the nineteenth century left many parishes in this part of Galway with congregations that dwindled faster than buildings could decay, and the churches that served them occupy an ambiguous place in the historical record, somewhere between active community anchor and quietly forgotten structure. Without more detailed documentation currently available for this particular site, the specifics of its foundation, its architect, and the precise community it served remain difficult to pin down. What can be said is that the townland itself carries a weight of layered history unusual even by Connemara standards, where pre-Famine settlement patterns, industrial ambition, and bogland geography all pressed against one another within a few square kilometres.