The Shire is governed and administered by the Hindmarsh Shire Council; its seat of local government and administrative centre is located at the Council headquarters in Nhill, it also has service centres located in Dimboola, Rainbow and Jeparit. The Shire is named after the major geographical feature in the region, Lake Hindmarsh, which is located in the east of the LGA.
The council meets in the council chambers at the council headquarters in the Nhill Municipal Offices, which is also the location of the council's administrative activities. It also provides customer services at both its administrative centre in Nhill, and its service centres in Dimboola, Jeparit and Rainbow.
^ abCensus QuickStats (2011). "Hindmarsh (S) – LGA22980". Australian Bureau of Statistics. Government of Australia. Retrieved 10 January 2014.
^ abVictoria Government Gazette – Online Archive (1837–1997). Order estg (Part 8) the Shire of Hindmarsh. "S4 of 1995". State Library of Victoria. State Government of Victoria (published 20 January 1995). p. 4. Retrieved 10 January 2014.
^Local Government in Victoria. "Hindmarsh Shire Council". Department of Transport, Planning and Local Infrastructure. State Government of Victoria. Retrieved 10 January 2014.