| 1884 |
Lincoln City F.C. founded |
| 1892 |
Founder member of Football League Division Two |
| 1895 |
Moved to Sincil Bank |
| 1908 |
Not re-elected to Football League |
| 1908/1909 |
Joined Midland League |
| 1909 |
Elected back into Football League |
1911
|
Not re-elected to Football League
Rejoined Midland League
|
| 1912 |
Elected back into Football League |
| 1920 |
Not re-elected to Football League |
| 1920/1921 |
Rejoined Midland League |
| 1921/1922 |
Founder member of Football League Division Three North |
| 1927/1928 |
Division Three North runners-up |
| 1930/1931 |
Division Three North runners-up |
1931/1932
|
Division Three North Champions
Promoted to Division Two
|
| 1933/1934 |
Relegated to Division Three North |
| 1936/1937 |
Division Three North runners-up |
1947/1948
|
Division Three North champions
Promoted to Division Two
|
| 1948/1949 |
Relegated to Division Three North |
1951/1952
|
Division Three North champions
Promoted to Division Two
|
| 1960/1961 |
Relegated to Division Three |
| 1961/1962 |
Relegated to Division Four |
| 1978/1979 |
Relegated to Division Four |
1980/1981
|
Division Four runners-up
Promoted to Division Three
|
| 1985/1986 |
Relegated to Division Four |
| 1986/1987 |
Relegated to Conference |
1987/1988
|
Conference champions
Promoted to Division Four
|
| 1992/1993 |
Division Four renamed Division Three |
| 1997/1998 |
Promoted to Division Two |
| 1998/1999 |
Relegated to Division Three |
| 2002/2003 |
Not promoted after play-offs |
| 2003/2004 |
Not promoted after play-offs |
2004/2005
|
Football League Division Three renamed Football League Two
Not promoted after play-offs
|
| 2005/2006 |
Not promoted after play-offs |
| 2006/2007 |
Not promoted after play-offs |
| 2010/2011 |
Relegated to The Conference |