The townland sits within a stretch of small peninsulas and inlets along Galway Bay, a landscape shaped by the Atlantic and long settled by communities whose religious and social histories have left traces that formal archaeology is still working to document.

Iorras Beag Thoir falls within a broader zone of early Christian and medieval activity common to the western seaboard of Ireland, where small local chapels, often associated with particular saints or local parishes, were built to serve scattered rural populations. Many such structures in Connemara were simple single-cell buildings in stone, sometimes roofless for centuries, sometimes incorporated into later burial grounds that remained in use long after the original fabric had crumbled. Without more specific documentation for this particular site, it is difficult to say when it was built, to whom it was dedicated, or what condition its remains are now in. What can be said is that the designation itself confirms the site has been identified and recorded as an archaeological monument, placing it within a long continuum of ecclesiastical building in the west of Ireland that stretches back at least to the early medieval period.