The Diocese of Sheffield was formed in 1914 and is in the Northern Province of York.  It has a population of approximately 1.25 million people, 122 stipendiary clergy, 185 parishes and 219 churches (at the end of 2017).  It covers Sheffield, Rotherham and Doncaster and the subsidiary towns and villages of those areas.

The Diocese is led by the Bishop of Sheffield (Diocesan Bishop) and the Bishop of Doncaster (Suffragan Bishop). It is separated into two Archdeaconries: Sheffield and Rotherham; and Doncaster.  Within these archdeaconries are the 12 Deaneries of: Attercliffe, Ecclesall, Ecclesfield, Hallam, Laughton, Rotherham; and Adwick-le-Street, Doncaster, Snaith & Hatfield, Tankersley, Wath and West Doncaster.