In 1951 parts of the Limehurst Rural District was added to the County Borough of Oldham , and in 1954 further parts of the same district added to it on its abolition . Since 1961 , Oldham have been twinned with Kranj in Slovenia . Under the Local Government Act 1972 , the town 's autonomous county borough status was abolished , and Oldham have , since 1 April 1974 , formed part of the Metropolitan Borough of Oldham , within the Metropolitan county of Greater Manchester .