COSTOCK, or CORTLINGSTOCK, a parish in the southern division of the wapentake of RUSHCLIFFE, county of NOTTINGHAM, 9 miles (S.) from Nottingham, containing 341 inhabitants. The living is a rectory, in the archdeaconry of Nottingham, and diocese of York rated in the king's books at £748.4,, and in the patronage of the Rev. William Beetham. The church is dedicated to St. Giles, Costock is situated in a, vale running east and west, and extending to the summit of a hill on each side, lying north and south, with a small brook at the bottom, dividing it into two nearly equal parts.