Some of those fragments have been folded into the surrounds of later memorials, absorbed by the graveyard that outlasted the building it once served. It is the kind of survival that rewards attention precisely because it offers so little at first glance.

The church was, for centuries, the centre of parish life for Shrule. By the sixteenth century, control of its revenues had become a matter for administrators and landowners far from Longford. In 1542, the rectory was leased to Walter Tirrell of Dublin, and in 1611 it passed to Robert Nangle of Ballysax in County Kildare, a pattern typical of post-Reformation ecclesiastical management in Ireland, where church properties were frequently leased to lay improprietors with little connection to the locality. By the time Samuel Lewis compiled his Topographical Dictionary of Ireland in 1837, the church itself had long since fallen into ruin. Lewis noted "some remains of the ancient parish church at Shruel" and observed that "the cemetery is still a favourite burial-place", a phrase that quietly acknowledges how communities continued to invest in a place even after its principal structure had gone. That continuity of use is part of what makes the site legible today: the graveyard persisted, and with it the fragments of wall that might otherwise have vanished entirely.