This is a list of members of the Western Australian Legislative Council from 22 May 1912 to 21 May 1914. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1920 to 21 May 1922. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1924 to 21 May 1926. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election. In the previous term, the Country Party split into rival Ministerial (MCP) and Executive (ECP) factions. The Executive faction, loyal to the Primary Producers' Association, prevailed and by 1925 the Ministerial faction had merged with the remnants of the National Labor Party into the Nationalist Party.
This is a list of members of the Western Australian Legislative Council from 22 May 1926 to 21 May 1928. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1930 to 21 May 1932. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1934 to 21 May 1936. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1936 to 21 May 1938. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1938 to 21 May 1940. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1940 to 21 May 1944. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1944 to 21 May 1946. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1952 to 21 May 1954. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1956 to 21 May 1958. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1958 to 21 May 1960. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1960 to 21 May 1962. The chamber had 30 seats made up of ten provinces each electing three members, on a system of rotation whereby one-third of the members would retire at each biennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1968 to 21 May 1971. The chamber had 30 seats made up of 15 provinces each electing two members, on a system of rotation whereby one-half of the members would retire at each triennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1971 to 21 May 1974. The chamber had 30 seats made up of 15 provinces each electing two members, on a system of rotation whereby one-half of the members would retire at each triennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1974 to 21 May 1977. The chamber had 30 seats made up of 15 provinces each electing two members, on a system of rotation whereby one-half of the members would retire at each triennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1977 to 21 May 1980. The chamber had 32 seats made up of 16 provinces each electing two members, on a system of rotation whereby one-half of the members would retire at each triennial election. A new province, East Metropolitan, was added at the 1977 election. During the term, the National Country Party split in two over the issue of coalition with the Liberal Party, with supporters of the Coalition remaining in the National Country Party (NCP), and opponents creating a new National Party (NP). They reunited in 1985.
This is a list of members of the Western Australian Legislative Council from 22 May 1980 to 21 May 1983. The chamber had 32 seats made up of 16 provinces each electing two members, on a system of rotation whereby one-half of the members would retire at each triennial election.
This is a list of members of the Western Australian Legislative Council from 22 May 1983 to 21 May 1986. The chamber had 34 seats made up of 17 provinces each electing two members, on a system of rotation whereby one-half of the members would retire at each triennial election.
