| 1905 |
Chelsea Football Club founded |
| 1905/1906 |
Elected to Football League Division Two |
1906/1907
|
Football League Division Two runners-up
Promoted to Division One
|
| 1909/1910 |
Relegated to Division Two |
| 1910/1911 |
F.A. Cup semi-finalists |
1911/1912
|
Football League Division Two runners-up
Promoted to Division One
|
| 1914/1915 |
F.A. Cup runners-up |
| 1914/1915 |
Finished in relegation position. Reprieved due to expansion
of First Division
|
| 1919/1920 |
F.A. Cup semi-finalists |
| 1923/1924 |
Relegated to Division Two |
| 1929/1930 |
Promoted to Division One |
| 1931/1932 |
F.A. Cup semi-finalists |
| 1949/1950 |
F.A. Cup semi-finalists |
| 1951/1952 |
F.A. Cup semi-finalists |
| 1952 |
Ted Drake is appointed manager |
| 1954/1955 |
Football League champions |
| 1958/1960 |
European Inter Cities Fairs Cup Quarter Finalists |
| 1961/1962 |
Relegated to Division Two |
1962/1963
|
Football League Division Two runners-up
Promoted to Division One
|
1964/1965
|
League Cup winners
F.A. Cup semi-finalists
|
| 1965/1966 |
F.A. Cup semi-finalists |
| 1966/1967 |
F.A. Cup runners-up |
| 1969/1970 |
F.A. Cup winners |
| 1970/1971 |
European Cup Winners Cup winners |
| 1971/1972 |
League Cup runners-up |
| 1972/1973 |
Football League Cup semi-finalists |
| 1974/1975 |
Relegated to Division Two |
1976/1977
|
Football League Division Two runners-up
Promoted to Division One
|
| 1978/1979 |
Relegated to Division Two |
| 1982 |
Ken Bates buys the club |
1983/1984
|
Football League Division Two champions
Promoted to Division One
|
| 1984/1985 |
League Cup semi-finalists |
| 1986/1987 |
Relegated to Division Two via promotion/relegation play-offs |
1988/1989
|
Football League Division Two champions
Promoted to Division One
|
| 1990/1991 |
Football League Cup semi-finalists |
| 1992/1993 |
Founder member of F.A. Premier League |
| 1993/1994 |
F.A. Cup runners-up |
| 1994/1995 |
European Cup Winners Cup semi-finalists |
| 1995/1996 |
F.A. Cup semi-finalists |
| 1996/1997 |
F.A. Cup Winners |
1997/1998
|
European Cup Winners Cup winners
European Supe Cup winners
League Cup winners
|
| 1998/1999 |
European Cup Winners Cup Semi-Finalists |
| 1999/2000 |
F.A. Cup winners |
2001/2002
|
League Cup semi-finalists
F.A. Cup finalists
|
| 2003 |
Roman Abramovich buys the club |
2003/2004
|
F.A. Premier League runner-up
UEFA Champions League semi-finalists
|
| 2004 |
Jose Mourinho is appointed manager |
2004/2005
|
F.A. Premier League champions
League Cup winners
UEFA Champions League semi-finalists
|
2005/2006
|
F.A. Premier League champions
F.A. Cup semi-finalists
|
2006/2007
|
F.A. Premier League runners-up
F.A. Cup winners
League Cup winners
UEFA Champions League semi-finalists
|
2007/2008
|
F.A. Premier League runners-up
UEFA Champions League runners-up
League Cup runners-up
|
2008/2009
|
F.A.Cup winners
UEFA Champions League semi-finalists
|
2009/2010
|
F.A. Premier League winners
F.A. Cup winners
|
2010/2011
|
F.A. Premier League runners-up
UEFA Champions League quarter-finalists
Carlo Ancelotti dismissed as manager
|