The churchyard walls, including lych gate and fold, belong to St Twrog's Church (NPRN 309898) and constitute a Scheduled Ancient Monument. The churchyard walls are constructed of are constructed of rubble stone, including material from the pre-1860 church. They stand up to 2m in height, and have cock-and-hen coping. Towards the south end of the churchyard the wall acts as a retaining wall. Set into the wall is a Victorian letter box, presented by the Post Office in 1987. It was cast by W.T. Allen & Co of London.

The entrances, including a lych gate in the west wall, date from the rebuilding of the church in 1860. The lych gate is constructed of rubble stone. It has dressed quoins, an elliptical arch of roughcast over brick, and a gabled slate roof. Its double gates are of wrought-iron. The north-west churchyard entrance has similar gates.

The fold at the south end of the churchyard is circular with a full-height opening in its south side.

Sources include:
Cadw, Listed Buildings Database, 8 July 2013

N Vousden, 8 July 2013