More alterations were made in the 17th and 18th centuries, including the demolition of the north aisle, and the addition of a new east window to the chancel.

St Mary's fell into disuse, was declared redundant in 1972,[1] and the Churches Conservation Trust now cares for it.

[4] In his well-regarded memoir, "No Moon Tonight, " Don Charlwood, an Australian navigator in RAF Bomber Command at nearby RAF Elsham Wolds in World War II, refers, movingly and repeatedly, to visits to St.

[5] St Mary's is constructed in a mixture of ironstone, chalk, limestone, and red and yellow brick.

In the west side of the lower stage is a round-headed doorway, over which is a small lancet window.

The chancel rails are in two bays with a central opening; they were made from a former 15th-century oak rood screen.

The wooden octagonal pulpit dates from the late 18th or the early 19th century, and contains painted panels.