Church of St Elldeyrn at Capel Llanilltern

Small and simple church comprising single-cell nave, narrower chancel, W bellcote, with Welsh slate roof, terracotta ridge tiles and cruciform chancel finial. Masonry of coursed rubble in different hues with red sandstone contrasting with blue lias and golden limestone dressings, a modest polychromy. Pointed-arched lightly moulded S doorway up 3 steps, boarded door with very decorative hinges; trefoil-headed nave windows and similar smaller to S chancel, quatrefoil W window, E window of 3 lights with trefoil tracery flanked by carved shields in rectangular frames; buttresses at SW, SE and NE nave. Attached to S wall is a plaque to Ann Thomas (d 1815) and to chancel a plaque to Elizabeth Miles (d 1764) in English. A number of table tombs roughly contemporary with the rebuilding stand near the church; outside the churchyard at W is a small parish hall.

Interior has unrendered walls and the same coloured masonry as the exterior; 2-bay nave with arch-braced roof with wind braces, 2 bay chancel roof with decorative cusping. Nave has open pew seating and contains some large hatchments to Bassett family; an important Early Christian stone with Latin inscription; a medieval font (C13) with round bowl with leaf and flower decoration and broached base. Fine wall monuments in nave and chancel especially to inhabitants of nearby Park (Parc-y-justice) including the Williams and Price families; some monuments signed E Morgan of Canton. Chancel and sanctuary have floor tiles of 3 different designs; 3 steps; marble reredos is a row of discs with cresting . E window of 1938 by Heaton, Butler and Bayne.