Castle Donington, a town in the Loughborough parliamentary division of Leicestershire, England, 123½ m. N.N.W. from London, on the Trent Junction and Western branch of the Midland railway. Pop. (1901) 2514. It lies on the flank of the hills overlooking the Trent and Soar valleys. There are slight remains of the castle. The church of St Luke is a fine building of Early English and later date. Donington Park, a neighbouring mansion, was offered to refugees during the French Revolution in 1830, and Charles X. availed himself of this retreat. Hosiery, silk and baskets are manufactured. Castle Donington is 2½ m. west of Kegworth station on the Midland main line. Kegworth (pop. 2078), on the Soar, has a hosiery and knitting industry.