South chapel: C13 has two 2-light windows with intersecting tracery
Western-most arcade has C12 round-headed entrance with moulded capitals and base and studded and ribbed door
Two 3-light C14 windows with reticulated tracery to chancel
Continuous gabled roof to nave and chancel with C14 crenellated parapet restored in C19
Mainly C14 second stage with 2-light ogee-headed windows on each face
C14 broach spire, ashlar with pinnacles and two tiers of lucarnes
2-bay C13 arcade to south chapel with chamfered arches
Painted screen, formerly rood screen, in east arcade, restored C20
Large C14 double-chamfered chancel arch
Stained glass to nave windows on south side of nave c.1888
Reliquary adjacent to pulpit, probably c.1300 has small cusped arch under crocketted gable
C13 south aisle, porch and chancel removed during extensive restoration of 1865. (Buildings of England : Northamptonshire, p.124).