They competed in the 22 - team Division Two , then the second tier of English football , finishing twentieth .
The 1966 -- 67 season was Cardiff City F.C. 's 40th season in the Football League .
Cardiff City F.C. competed in the 22 - team Division Two , then the second tier of English football , finishing twentieth .
The 1966 -- 67 season was Cardiff City F.C. 's 40th season in the Football League .