This is a list of the Northwest Territories Legislative Assemblies dates and legislative sessions from 1870–present. The current capital is Yellowknife since 1967. There have been twenty three legislatures since becoming a territory in 1870.
Temporary North-West Council 1870 - 1876
1st Council of the Northwest Territories 1876 - 1888
1st North-West Legislative Assembly 1888 - 1891
2nd North-West Legislative Assembly 1891 - 1894
3rd North-West Legislative Assembly 1894 - 1898
4th North-West Legislative Assembly 1898 - 1902
5th North-West Legislative Assembly 1902 - 1905
2nd Council of the Northwest Territories 1905 - 1951
1st Northwest Territories Legislative Council 1951 - 1954
2nd Northwest Territories Legislative Council 1954 - 1957
3rd Northwest Territories Legislative Council 1957 - 1961
4th Northwest Territories Legislative Council 1961 - 1964
5th Northwest Territories Legislative Council 1964 - 1967
6th Northwest Territories Legislative Council 1967 - 1970
7th Northwest Territories Legislative Council 1970 - 1975
8th Northwest Territories Legislative Assembly 1975 - 1979
9th Northwest Territories Legislative Assembly 1979 - 1983
10th Northwest Territories Legislative Assembly 1983 - 1987
11th Northwest Territories Legislative Assembly 1987 - 1991
12th Northwest Territories Legislative Assembly 1991 - 1995
13th Northwest Territories Legislative Assembly 1995 - 1999
14th Northwest Territories Legislative Assembly 1999 - 2003
15th Northwest Territories Legislative Assembly 2003 - 2007
16th Northwest Territories Legislative Assembly 2007 - 2011
17th Northwest Territories Legislative Assembly 2011–present
