  the borough of dacorum is a local government district in hertfordshire, england that includes the towns of hemel hempstead, berkhamsted, tring and the western part of kings langley. the district, which was formed in 1974, had a population of 137,799 in 2001.http://www.dacorum.gov.uk/default.aspx?page=3559 its name was tak
Dacorum Local_government_districts_of_the_East_of_England Non-metropolitan_districts_of_Hertfordshire