Thurrock Council is the local council for the borough of Thurrock in Essex, England. Since 1997, Thurrock is a unitary authority, combining the functions of a non-metropolitan county with that of a non-metropolitan district. The other such authority in Essex is Southend-on-Sea. One further Council of the 16 in the Thames Gateway development area enjoys unitary responsibility, Medway. It is a member of the East of England Local Government Association.