Teesside Park growth was originally the Teesside Development Corporation in the late 1980s when the two current unitary authorities were part of the county of Cleveland. The park's location is often incorrectly listed as Stockton-on-Tees (for the leisure park), Teesside, Cleveland or Middlesbrough (for the retail park). It is built on the former site of Stockton Racecourse, hence many of the park's roads being named after famous racecourses such as Aintree and Goodwood. It is home to a number of retail chains and has a Morrisons supermarket. Its catchment area covers much of the Tees Valley and much of the north of
County Borough of Teesside County Borough of Teesside Teesside was, from 1968 to 1974, a local government district in northern England. It comprised a conurbation that spanned both sides of the River Tees from which it took its name. The district had the status of a county borough and so was independent of the County Councils of the North Riding of Yorkshire and of County Durham, in which it was geographically located. The River Tees formed the historic county boundary between Yorkshire and Durham. A continuous conurbation had built up around the mouth of the river, increasing greatly in population from the nineteenth century