History of the East Riding of Yorkshire History of the East Riding of Yorkshire The East Riding of Yorkshire is a local government district with unitary authority status, and is a ceremonial county of England. It is named after the historic East Riding of Yorkshire which was one of three ridings alongside the North Riding and West Riding, which were constituent parts a Yorkshire ceremonial and administrative county until 1974. From 1974 to 1996 the area of the modern East Riding of Yorkshire constituted the northern part of Humberside. As a ceremonial county, the East Riding of Yorkshire borders North Yorkshire, South Yorkshire and Lincolnshire, and includes
Iffa and Offa West was built by order of King John around 1186 to guard another crossing of the River Suir. A bridge was started soon after the castle was completed. When County Tipperary was split into North and South Ridings in 1836, Iffa and Offa West was allocated to the south riding. However, the neighbouring barony of Kilnamanagh was split into Upper and Lower half-baronies, being allocated to the north and south ridings respectively. The barony is set in that part of the Suir valley where the river makes a 90° turn to the east. The Knockmealdown Mountains rise abruptly to the south,