The first edition of a second tier league in the Brisbane soccer competition to be widely reported was the newly formed Division 2 in 1921.
Seven clubs contested the Division 2 championship in 1921: Blackstone Rovers, Queens Park, Kangaroo Rats, Western Suburbs, Toowong, Bulimba Rangers and Kedron United.
Prior to World War 2, the Brisbane soccer competition irregularly operating a third division when team numbers required it.
Since being rebranded Capital League 2 in 2013 following a restructure of Football Brisbane competitions, this division has continued in its 12 team format, with 22 rounds of matches played in the regular season to decide the premiers, followed by a finals series involving the top four teams to determine the champions.
The 1949 Brisbane soccer season was the first in which the number of entries required the formation of a fourth division.
The most successful club during this period was University of Queensland FC which won four Metro League One Grand Finals in the ten seasons between 2003 and 2012.
Since being rebranded Capital League 3 in 2013 following a restructure of Football Brisbane competitions, this division has continued in its 12 team format, with 22 rounds of matches played in the regular season to decide the premiers, followed by a finals series involving the top four teams to determine the champions.