<|start_header_id|>assistant<|end_header_id|> Here is a summary of the property description in a single paragraph: A unique 25-acre development land opportunity is available in Middlesbrough, situated between Grangetown and the Wilton Complex. The site, previously home to Mannion Park Sports Ground, has lapsed planning permission for a mixed-use development featuring 11,500 sqm of office or light industrial space and 250 new homes. The land is strategically located near a public park, with easy access to the A1053 and A66(T) roads, and offers stunning views of the Cleveland Hills. With its attractive setting and significant development potential, this site presents a compelling proposition for developers and investors looking to create a new vision for the area. Early viewing is recommended to appreciate the scale, positioning, and possibilities on offer.