City of Onkaparinga

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City of Onkaparinga
South Australia
Population166,766 (2016 census)[1] (32nd)
 • Density321.69/km2 (833.18/sq mi)
Area518.4 km2 (200.2 sq mi)
MayorLorraine Rosenberg [2]
Council seatNoarlunga Centre
RegionSouthern Adelaide[3]
State electorate(s)Davenport, Finniss, Fisher, Heysen, Kaurna, Mawson, Mitchell, Reynell
Federal Division(s)Boothby, Kingston, Mayo
WebsiteCity of Onkaparinga
LGAs around City of Onkaparinga:
City of Marion City of Mitcham Adelaide Hills Council
City of Onkaparinga District Council of Mount Barker
District Council of Yankalilla District Council of Yankalilla Alexandrina Council

The City of Onkaparinga (/ˌɒŋkəpəˈrɪŋɡə/) is a local government area (LGA) located on the southern fringe of Adelaide, South Australia. It is named after the Onkaparinga River, whose name comes from Ngangkiparinga, a Kaurna word meaning women's river. It is the largest LGA in South Australia, with a population of over 170,000 people in both urban and rural communities and is also geographically expansive, encompassing an area of 518.3 km². The council is headquartered in the Noarlunga Centre with area offices situated in Aberfoyle Park, Woodcroft and Willunga.


The council was formed on 1 July 1997 as the City of Happy Valley, Noarlunga and Willunga from the amalgamation of the former City of Happy Valley and City of Noarlunga with part of the District Council of Willunga.[5] It adopted the City of Onkaparinga name from 22 December 1997.[6]


Selected historical census data for Onkaparinga local government area
Census year 2001[7] 2006[8] 2011[9] 2016[1]
Population Estimated residents on census night 143,143 144,407 159,576 166,766
LGA rank in terms of size within South Australia 1st Steady 1st Steady 1st
% of South Australia population 9.81% Decrease 9.54% Increase 10.00% Decrease 9.95%
% of Australian population 0.76% Decrease 0.73% Increase 0.74% Decrease 0.71%
Cultural and language diversity
top responses
English 35.4% Decrease 34.9%
Australian 28.9% Decrease 27.4%
Scottish 6.8% Increase 7.0%
Irish 5.8% Increase 6.3%
German 5.3% Steady 5.3%
top responses
(other than English)
Polish 0.7% Decrease 0.5% Decrease 0.4% Steady 0.4%
German 0.7% Decrease 0.6% Decrease 0.5% Steady 0.5%
Italian 0.6% Decrease 0.5% Steady 0.5% Decrease 0.4%
Greek 0.5% Steady 0.5% Decrease 0.4% Steady 0.4%
Dutch 0.43% Decrease 0.3%
Arabic 0.3%
Mandarin 0.5%
Religious affiliation
Religious affiliation,
top responses
No religion 25.5% Increase 29.6% Increase 34.5% Increase 43.1%
Anglican 17.6% Decrease 15.9% Decrease 15.0% Decrease 11.6%
Catholic 16.2% Decrease 15.6% Decrease 15.5% Decrease 13.9%
Uniting 10.3% Decrease 9.2% Decrease 8.4% Decrease 6.5%
Lutheran 3.1% Decrease 3.0%
Median weekly incomes
Personal income Median weekly personal income A$439 A$542 A$593
% of Australian median income 98.4% 93.9% 95.3%
Family income Median weekly family income A$1088 A$1311 A$1448
% of Australian median income 92.9% 88.5% 83.5%
Household income Median weekly household income A$922 A$1080 A$1194
% of Australian median income 89.8% 87.5% 83.0%


The council meets at the chambers in Noarlunga Centre on Hannah Road every three weeks on a Tuesday.

The City of Onkaparinga has 13 elected members (including the mayor). The city is divided into six electoral wards, with two councillors representing each. The mayor is elected at large by all electors.

The current council was elected in 2018 for a four-year term.[10]

Ward Party[11] Councillor Notes
Mayor   Independent Erin Thompson
Knox   Cr Alayna de Graaf
  Liberal Cr Heidi Greaves
Mid Coast   Labor Cr Bill Jamieson
  Cr Beau Cowan
Pimpala   Independent Cr Sandra Brown
  Cr Michael O'Brien
South Coast   Cr Simon McMahon
  Cr Richard Peat
Southern Vales Coast   Cr Martin Bray
  Independent Cr Wayne Olsen
Thalassa   Cr Geoff Eaton
  Liberal Cr Marion Themeliotis


That is, postcodes 5047, 5051, 5153, and 5157–74 (inclusive).[12]

See also[edit]


  1. ^ a b Australian Bureau of Statistics (27 June 2017). "Onkaparinga (C)". 2016 Census QuickStats. Retrieved 16 November 2017. Edit this at Wikidata
  2. ^ "Elected Members". City of Onkaparinga. Retrieved 9 April 2016.
  3. ^ "Southern Adelaide SA Government region" (PDF). The Government of South Australia. Retrieved 17 April 2017.
  4. ^ "Search result for "County of Adelaide, CNTY" with the following data sets selected - "Counties" and "Local Government Areas"". Property Location SA Map Viewer. Government of South Australia. Retrieved 24 April 2017.
  5. ^ "Happy Valley (S.A.). Corporation". Libraries Australia. Retrieved 9 April 2016.
  6. ^ "Monday, 22 December, 1997" (PDF). The Government Gazette of South Australia. Government of South Australia. Retrieved 11 December 2016.
  7. ^ Australian Bureau of Statistics (9 March 2006). "Onkaparinga (C)". 2001 Census QuickStats. Retrieved 3 December 2017.
  8. ^ Australian Bureau of Statistics (25 October 2007). "Onkaparinga (C)". 2006 Census QuickStats. Retrieved 3 December 2017.
  9. ^ Australian Bureau of Statistics (31 October 2012). "Onkaparinga (C)". 2011 Census QuickStats. Retrieved 3 December 2017. Edit this at Wikidata
  10. ^ "Elected members". The City of Onkaparinga. Retrieved 23 November 2018.
  11. ^ "Elected Members Register of Interests". City of Onkaparinga. Retrieved 5 July 2017.
  12. ^ "City of Onkaparinga suburb boundaries map". City of Onkaparinga. 9 January 2014. Retrieved 8 October 2014.[permanent dead link]

External links[edit]

Coordinates: 34°55′S 138°38′E / 34.917°S 138.633°E / -34.917; 138.633