The church dates from the early Norman era, being built in 1120 as the chapel to the adjoining Walmer Manor (now in ruins). The church is small, with a nave built of flint, and a roughcast lower chancel.
The church's history begins during the early Norman era, when it was built in 1120 as a small chapel adjacent to Walmer Manor. Its compact size is reflected in its architecture, which includes a narrow nave made from local stone and a lower chancel with a roughcast finish.