Since the first election to the council in 1973 political control of the council has been held by the following parties:
Non-metropolitan district
Unitary authority
Plymouth City Council election, 1973Plymouth City Council election, 1976Plymouth City Council election, 1979 (New ward boundaries)Plymouth City Council election, 1983Plymouth City Council election, 1987 (City boundary changes took place but the number of seats remained the same)Plymouth City Council election, 1991Plymouth City Council election, 1995Plymouth City Council election, 1997Plymouth City Council election, 1998Plymouth City Council election, 2000Plymouth City Council election, 2003 (New ward boundaries reduced the number of seats by 3)Plymouth City Council election, 2004Plymouth City Council election, 2006Plymouth City Council election, 2007Plymouth City Council election, 2008Plymouth City Council election, 2010Plymouth City Council election, 2011Plymouth City Council election, 2012Plymouth City Council election, 2014Plymouth City Council election, 2015
