Nave, west end: C12
Porch: late C14.
in west wall, early medieval grave cover set in plinth and chamfered stair vent
South aisle: late C14.
East end of aisle: medieval grave covers with foliate crosses built into plinth
North transept: early C14.
Chancel, south side: C12.
Chancel, east end: pilaster buttresses flanking early C13 round-arched window of 3 pointed lights, with head-stops to label.
Chancel, north side: early C13.
Interior: 3-bay arcade of early C14 double-chamfered arches with labels
original chevron stencils on late C13 octagonal piers with crude capitals
smaller late C13 double-chamfered arch to south chapel
early C14 double-chamfered arch to north transept
C12 bench table along west wall returns along part of north wall.
To west,pointed-arch doorway with C14 door to porch staircase.
Romanesque lead-lined font with delicate arcading on twisted colonettes and palmette frieze, on later stem.
NZ1800 : Easby, St. Agatha's Church: c12th font with blind arcading 2
brass on south wall to Mrs Eleanor Bowes d1623.
3-seater sedilia with trefoil- headed arches and mid C13 paintings of bishops.
East window: 3 small panels of medieval glass, C12 figures of St John, a Premonstratensian Canon
Wall paintings: the church possesses a unique collection of mid C13 frescoes in the chancel discovered during the C19 restoration of the church and delicately restored by Burlinson and Grylls: on the reveals of the 2 easternmost north windows are 4 Rogationtide figures depicting Sowing, Pruning, Digging and Hawking