Ardley, a parish in Oxfordshire, on the boundary ditch between Mercia and Wessex, 3 miles W of Somerton station on the G.W.R., and 4 1/2 NW of Bicester, which is the post town; money order and telegraph office, Middleton Stoney. Acreage, 1493; population, 135. Foundations exist of a Norman castle, built in the reign of Stephen, on the site of Offa's camp. The living is a rectory in the diocese of Oxford ; net yearly value, £285 with residence. Patron, the Duke of Marlborough. The church is an ancient edifice of stone, chiefly in the Decorated style.