Decorated nave clerestorey, aisles and west tower early Perpendicular of c.1370.
North- west and south-west buttresses, stone dressed and quoined with 4 set- offs, north and south buttresses on east face, dressed stone battlemented parapet with spout heads to each face, 4 C19 standing angels at corners.
C14 octagonal stone font with paired blank traceried arches, wooden font cover with C17 pattern turned balusters supporting medieval stage with crocketed spirelets, all heavily restored 1914.
TF6930 : St Nicholas, Dersingham, Norfolk - Font
7-light Perpendicular rood screen late C14 with figures surviving on north side only : S. Agatha, S. Denys, S. Agnes, S. Hubert, S. Martha and a coped and mitred bishop, perhaps Simon of Sudbury Archbishop of Canterbury.
Chancel south side had good C18 wall monuments.
South aisle east end has deep squint looking into chancel and on south side a good C14 Decorated ogee framed cinquefoil headed piscina with credence shelf surviving.