C20 slate roof with ridge tiles, gable ends with raised coped verges and cross finials.
West tower probably of late C15.
West end blind, rebuilt probably in circa late C15 in granite ashlar.
4-centred tower arch, with inner arch with carved figures as springers.
Fittings: Only the font remains, in the nave, in granite, with panelled sides and stem, probably C19.
The boundary wall of the churchyard is circular, following the outline of the fort and retains a good collection of C19 monuments, not all individually listed.