Tall 3 stage C14 tower with clasping angle buttresses, chamfered string courses, battlemented parapet with crocketed angle pinnacles and set back crocketed spire with 2 tiers of lucarnes.
C15 belfry lights having 2 cusped openings under 4 centred arch and hood.
2 late C14 2 light windows in 4 centred arched surround.
Mid C13 2 light window with plate traceried circle.
The 4 clerestory lights match the late C14 ones below.
North wall of chancel has a C14 chamfered doorway and 2 early C14 Y traceried windows with cusped heads.
C19 3 light east window in C14 style.
In the south aisle are 2 two light windows with cusped ogee heads having blank recessed spandrels, probably unfinished and beyond the porch a mid C13 plate traceried 2 light window with circle over.
Gabled C19 south porch has double chamfered outer arch and inside a single chamfered C13 doorway.
Early C13 3 bay nave arcades, 2 of the northern arches still rounded, all double chamfered with circular piers, moulded abaci and responds.
Massive triple chamfered C14 tower arch.
Nave roof of 1676 repaired 1803 has tie beams with king posts to canted principals, moulded purlins, fleuron wall plate frieze
C14 corbels and canted end trusses.
C13 double chamfered chancel arch with circular responds and capitals.
Chancel remade in C19, but in the south wall is a C13 triple sedilia with circular shafts and moulded arches, and beyond a contemporary piscina with cusped arched head and gablette.
All other fittings are C19 except the early C14 font, standing on an octagonal base with blank pointed arches, fleuron frieze to base of octagonal bowl and heraldic shields to the sides and chevrons to the angles.
TF1008 : St Andrew, West Deeping: font
Monuments.