Dudley Zoo& Castle is a 40-acre zoo within a 200-acre densely-wooded site located within the grounds of Dudley Castle in the town of Dudley, in the Black Country region of the West Midlands, England. The Zoo opened to the public on 18 May 1937. It contains 12 modernist animal enclosures and other buildings designed by the architect Berthold Lubetkin and the Tecton Group. The zoo went into receivership in 1977 and was purchased by Dudley Metropolitan Borough Council.