Its plan is simple and consists of a nave with a south porch, a chancel, and a tower in the southwest corner.

The lower part of the tower dates from the 12th century, it is built in flint, and its quoins are Roman tiles.

[1] Inside the church is a 13th-century coffin lid carved with hands holding a heart.

[5] North west of the church is a chest tomb, also dating from the 19th century with illegible inscriptions.

[7] Media related to St Mary's Church, Luddenham at Wikimedia Commons