The base of the font is older than the church itself being Norman in origin.[2]
The church is almost surrounded by water and was inundated with water to a depth of Шаблон:Convert during the Bristol Channel floods of 1607.[3] The highest point reached by the water, which was Шаблон:Convert, is marked on the church.[4] A brass plaque in the church reads:
An inundation of the sea water by overflowing and breaking down the Sea banks; happened in this Parish of Kingstone-Seamore, and many others adjoining; by reason whereof many Persons were drown'd and much Cattle and Goods, were lost: the water in the Church was five feet high and the greatest part lay on the ground about ten days. WILLIAM BOWER[5]
The tower contains a peal of six bells, including three from 1632 which were cast by Purdues of Bristol.[2] The shaft of the churchyard cross is Шаблон:Convert high and stands on an octagonal base. The shaft was added in 1863.[6]
The stained glass includes the Smyth-Piggot memorial in the west window which was replaced in a restoration of 1917 to designs by Roland Paul.[1]