Parliament of South Australia

The **Parliament of South Australia** is the legislature of the Australian state of South Australia. It has the Legislative Council and the House of Assembly.  It follows a Westminster system of parliamentary government.

The Parliament is elected by all citizens who are 18 or older at the time of an election.

The House of Assembly (lower house) has 47 members. The Legislative Council (upper house) has 22 councillors (MLCs).

## Infobox (legislature)

- **background color**: #224C98
- **name**: Parliament of South Australia
- **legislature**: 55th Parliament
- **coa pic**: South Australian Coat of Arms.svg
- **coa caption**: Coat of Arms of South Australia
- **logo pic**: Emblem of the Parliament of South Australia.svg
- **session room**: Adelaide parliament house.JPG
- **logo caption**: Parliament of South Australia logo
- **house type**: Bicameral
- **members**: **69**
 47 MHAs
 22 MLCs
- **houses**: South Australian Legislative Council, Legislative Council
South Australian House of Assembly, House of Assembly
- **crown-in-parl**: Governor of South Australia (the representative of Monarchy of Australia, the King)
- **leader2 type**: Governor of South Australia, Governor
- **leader2**: Frances Adamson
- **election2**: 7 October 2021
- **leader3 type**: Speaker of the South Australian House of Assembly, Speaker of the House of Assembly
- **leader3**: Leon Bignell
- **party3**: Independent (politics), Independent
- **election3**: 11 April 2024
- **leader4 type**: President of the South Australian Legislative Council, President of the Legislative Council
- **leader4**: Terry Stephens
- **party4**: Liberal Party of Australia (South Australian Division), Liberal
- **election4**: 3 May 2022
- **leader5 type**: Premier of South Australia, Premier
- **leader5**: Peter Malinauskas
- **party5**: Australian Labor Party (South Australian Branch), Labor
- **election5**: 2022 South Australian state election, 21 March 2022
- **leader6 type**: Leader of the Opposition (South Australia), Leader of the Opposition
- **leader6**: Vincent Tarzia
- **party6**: Liberal Party of Australia (South Australian Division), Liberal
- **election6**: 2024 South Australian Liberal Party leadership election, 12 August 2024
- **house1**: South Australian House of Assembly, House of Assembly
- **structure1**: South Australian House of Assembly - Composition of Members 2024.svg
- **structure1 res**: 200px
- **political groups1**: **Government of South Australia, Government (28)**
*
**Opposition (Australia), Opposition (13)**
*
**Crossbencher, Crossbench** (6)
*
- **house2**: South Australian Legislative Council, Legislative Council
- **structure2**: South Australian Legislative Council January 2025.svg
- **structure2 res**: 200px
- **political groups2**: **Government of South Australia, Government (9)**
*
**Opposition (Australia), Opposition (7)**
*
**Crossbencher, Crossbench (6)**
*
*
*
- **term length**: South Australian House of Assembly, House: 4 years
South Australian Legislative Council, Council: 8 years
- **salary**: $217,773 (2025)
<small>($197,270 MP Base
+ $20,503 Common Allowance)</small>
- **voting system1**: Instant-runoff voting
- **voting system2**: Single transferable vote
- **first election3**: 1851 South Australian colonial election, 21 February 1851 as unicameral Legislative Council
 1857 South Australian colonial election, 9 March 1857 as bicameral parliament
- **last election3**: 2022 South Australian state election, 19 March 2022
- **next election3**: 2026 South Australian state election, 21 March 2026
- **redistricting**: Redistributions are carried out after each election by the South Australian Electoral Districts Boundaries Commission.
- **meeting place**: Parliament House, Adelaide, Parliament House,
Adelaide, South Australia,
Australia
- **constitution**: Constitution of South Australia