[4] The church was built of limestone and malmstone rubble in the 12th century, but has undergone several major refurbishments since.

[10] Lead was stolen from the south side of the nave roof in 2016, but funds were quickly raised by the community to provide a temporary replacement.

[11] On the north side of the chancel, a 16th-century tomb-chest surmounted by a monumental brass commemorates landowner William Button (died 1591), great-grandson of John.

[2][8][7] Pevsner calls the monument "conceitism at its best ... the deceased rises from his tomb, his naked body turned to the background where the gates of heaven have opened and the angel with the last trump appears ... plenty of inscriptions".

[13] St Mary at Alton Barnes is now the parish church, and is one of sixteen in the Vale of Pewsey group.