Friarsquarter, in County Mayo, carries in its very placename the memory of a religious community, and somewhere beneath the undulating pasture here lie the low, sod-covered remnants of a church with a surprisingly layered past. What survives above ground amounts to very little: fragmentary walls arranged in at least two distinct sectors, the larger running roughly 8.8 metres north to south and just 2.5 metres east to west, with a second section measuring about 4 metres by 4.1 metres. Various other foundations are visible as grassy humps across the surrounding ground. It is the kind of site that asks something of the imagination.

The church was dedicated to Saint John the Baptist and originally belonged to the Knights Hospitallers, the medieval military and religious order that maintained a network of preceptories and dependent properties across Ireland. By 1414 the building was apparently in poor enough condition to require conservation work, which gives some sense of its age by that point. After that intervention the property passed to the Augustinian Friars, a mendicant order with a significant presence in Connacht during the later medieval period. The transition from Hospitaller ownership to Augustinian use was not unusual in this era; changing political circumstances, shifting patronage, and the consolidation of religious holdings frequently saw properties move between institutions. The sequence here places the site within the broader ecclesiastical landscape of late medieval Mayo, where Lough Mask and Lough Carra formed a densely settled and religiously active region.