The Hundred of Flinders was proclaimed on 26 November 1903. It covers an area of and its name was derived from Matthew Flinders, the British navigator. Its boundaries coincide with the boundaries of the locality of Lincoln National Park.
The Hundred of Hutchison was proclaimed in 1867 and is home to Tumby Bay township and surrounds as well as a small eastern portion of Yallunda Flat locality.
Hundred of Koppio
The Hundred of Koppio was proclaimed on 24 October 1867. It covers an area of and its name is derived from an Aboriginal word meaning ‘oysters’. Its northern half is within the locality of Yallunda Flat while its southern half is in Koppio and its south-east corner is in Tumby Bay.
The Hundred of Lincoln was proclaimed on 7 August 1851. It covers an area of and its name is derived from the settlement of Port Lincoln. Its extent includes the full extent of the localities of Boston, Duck Ponds, Hawson, Port Lincoln, Tiatukia and Tulka, parts of the localities of Coomunga, North Shields and Tootenilla as well as all of the island of Boston Island.
The Hundred of Louth was proclaimed on 7 August 1851. It covers an area of and its name is derived from the island of Louth Island. Its extent includes the full extent of the localities of Point Boston, Poonindie, Louth Bay, Whites Flat and Whites River, parts of the localities of Charlton Gully, Green Patch, North Shields, Tumby Bay and Wanilla as well as all of the island of Louth Island.
Hundred of Mortlock
The Hundred of Mortlock was proclaimed on 20 October 1904. It covers an area of and its name is derived from William Tennant Mortlock who was a member of the South Australian Parliament and was reported as being “a large landholder on the Eyre Peninsula.” Its extent includes the full extent of the locality of Edillilie in its south while a part of the locality of Cummins occupies part of its north.
The Hundred of Sleaford was proclaimed on 10 August 1871. It covers an area of and its name is derived from the body of water known as Sleaford Bay. Its extent aligns with that of the locality of Sleaford with one exception in its north-east corner where part of the adjoining locality of Tulka extends into the hundred.
The Hundred of Stokes was proclaimed on 21 November 1878 and includes the locality of Cockaleechie and parts of the localities of Ungarra, Tumby Bay and Yallunda Flat.
Hundred of Uley
The Hundred of Uley was proclaimed on 10 August 1871. It covers an area of and its name is derived from “a village in Gloucestershire, England." The majority of Its extent is in the locality of Uley with a portion of Coomunga in its north-east corner.
Hundred of Ulipa
The Hundred of Ulipa was proclaimed on 18 September 1879. It covers an area of and its name is derived from an Aboriginal word. The majority of Its extent is in the locality of Mount Drummond with portions of the following localities overlapping its boundaries from north to south - Mount Hope, Kappinnie,.Cummins and Coulta.
Hundred of Wanilla
The Hundred of Wanilla was proclaimed on 10 August 1871. Its name is derived from an Aboriginal name for “a nearby spring.” Its extent includes the localities of Fountain and Pearlah in its south with the locality of Wanilla occupying its northern half with portions of Charlton Gully and Green Patch on its east side and with Wangary on its west side.
The Hundred of Warrow was proclaimed on 15 July 1869. It covers an area of. Two possible sources exist for the name. The first is an “Aboriginal word referring to the loud voice of the storm or referring to spirits rushing down gullies” while the second is “native ‘warraw’ meaning ‘wind in gully’ which was offered by a pastoralist named McMoyan in 1943. The majority of Its extent is in the locality of Coulta with a portion of Cummins in its north-east corner and the locality of Farm Beach.
The Hundred of Yaranyacka was proclaimed on 20 June 1872. Its name is derived from an Aboriginal word. Its extent includes the full extent of the locality of Lipson with a portion of Ungarra in its north-west corner.