 St Mary's is now part of the Benefice of Cherwell Valley, along with the parishes of Fritwell, Lower Heyford, Somerton, Souldern and Upper Heyford.The canal engineer Samuel Simcock (1727–1804) and his wife Esther (1720–1808), a sister of James Brindley, are buried at St Mary's.In 1910 the Great Western Railway completed a new main line linking Ashendon Junction and Aynho Junction to shorten the high-speed route between its termini at and .