# | Tier | Division | G | W | D | L | GF | GA | Pts | +- | ||
1946-47 | English Division Two | 42 | 14 | 5 | 23 | 79 | 96 | 33 | -17 | |||
1947-48 | English Division Two | 42 | 9 | 20 | 13 | 40 | 58 | 38 | -18 | |||
1948-49 | English Division Two | 42 | 12 | 12 | 18 | 49 | 64 | 36 | -15 | |||
1949-50 | English Division Two | 42 | 8 | 16 | 18 | 44 | 65 | 32 | -21 | Relegated | ||
1950-51 | English Division Three South | 46 | 24 | 9 | 13 | 85 | 55 | 57 | 30 | |||
1951-52 | English Division Three South | 46 | 29 | 8 | 9 | 107 | 53 | 66 | 54 | Promoted | ||
1952-53 | English Division Two | 42 | 20 | 9 | 13 | 65 | 60 | 49 | 5 | |||
1953-54 | English Division Two | 42 | 9 | 16 | 17 | 65 | 82 | 34 | -17 | |||
1954-55 | English Division Two | 42 | 12 | 7 | 23 | 57 | 82 | 31 | -25 | |||
1955-56 | English Division Two | 42 | 10 | 8 | 24 | 54 | 87 | 28 | -33 | Relegated | ||
1956-57 | English Division Three South | 46 | 16 | 11 | 19 | 68 | 73 | 43 | -5 | |||
1957-58 | English Division Three South | 46 | 25 | 8 | 13 | 67 | 48 | 58 | 19 | |||
1958-59 | English Division Three | 46 | 23 | 16 | 7 | 89 | 59 | 62 | 30 | Promoted | ||
1959-60 | English Division Two | 42 | 13 | 9 | 20 | 61 | 89 | 35 | -28 | |||
1960-61 | English Division Two | 42 | 17 | 8 | 17 | 81 | 82 | 42 | -1 | |||
1961-62 | English Division Two | 42 | 19 | 8 | 15 | 75 | 75 | 46 | 0 | |||
1962-63 | English Division Two | 42 | 15 | 12 | 15 | 76 | 73 | 42 | 3 | |||
1963-64 | English Division Two | 42 | 8 | 16 | 18 | 45 | 67 | 32 | -22 | |||
1964-65 | English Division Two | 42 | 16 | 8 | 18 | 63 | 79 | 40 | -16 | |||
1965-66 | English Division Two | 42 | 12 | 13 | 17 | 54 | 63 | 37 | -9 | |||
1966-67 | English Division Two | 42 | 14 | 9 | 19 | 59 | 58 | 37 | 1 | |||
1967-68 | English Division Two | 42 | 9 | 9 | 24 | 38 | 72 | 27 | -34 | Relegated | ||
1968-69 | English Division Three | 46 | 17 | 15 | 14 | 53 | 49 | 49 | 4 | |||
1969-70 | English Division Three | 46 | 16 | 11 | 19 | 56 | 64 | 43 | -8 | |||
1970-71 | English Division Three | 46 | 12 | 19 | 15 | 63 | 63 | 43 | 0 | |||
1971-72 | English Division Three | 46 | 20 | 10 | 16 | 74 | 64 | 50 | 10 | |||
1972-73 | English Division Three | 46 | 20 | 10 | 16 | 74 | 66 | 50 | 8 | |||
1973-74 | English Division Three | 46 | 17 | 10 | 19 | 59 | 54 | 44 | 5 | |||
1974-75 | English Division Three | 46 | 24 | 11 | 11 | 79 | 58 | 59 | 21 | Promoted | ||
1975-76 | English Division Two | 42 | 13 | 12 | 17 | 48 | 54 | 38 | -6 | |||
1976-77 | English Division Two | 42 | 8 | 16 | 18 | 46 | 65 | 32 | -19 | Relegated | ||
1977-78 | English Division Three | 46 | 11 | 17 | 18 | 61 | 68 | 39 | -7 | |||
1978-79 | English Division Three | 46 | 15 | 14 | 17 | 67 | 68 | 44 | -1 | |||
1979-80 | English Division Three | 46 | 16 | 12 | 18 | 59 | 55 | 44 | 4 | |||
1980-81 | English Division Three | 46 | 19 | 14 | 13 | 56 | 44 | 52 | 12 | |||
1981-82 | English Division Three | 46 | 18 | 11 | 17 | 64 | 56 | 65 | 8 | |||
1982-83 | English Division Three | 46 | 19 | 8 | 19 | 61 | 66 | 65 | -5 | |||
1983-84 | English Division Three | 46 | 13 | 12 | 21 | 56 | 62 | 51 | -6 | |||
1984-85 | English Division Three | 46 | 15 | 14 | 17 | 62 | 65 | 59 | -3 | |||
1985-86 | English Division Three | 46 | 26 | 9 | 11 | 88 | 53 | 87 | 35 | Promoted | ||
1986-87 | English Division Two | 42 | 16 | 13 | 13 | 62 | 57 | 61 | 5 | |||
1987-88 | English Division Two | 44 | 16 | 8 | 20 | 65 | 67 | 56 | -2 | |||
1988-89 | English Division Two | 46 | 14 | 12 | 20 | 55 | 66 | 54 | -11 | |||
1989-90 | English Division Two | 46 | 14 | 13 | 19 | 58 | 63 | 55 | -5 | |||
1990-91 | English Division Two | 46 | 12 | 17 | 17 | 54 | 68 | 53 | -14 | |||
1991-92 | English Division Two | 46 | 13 | 9 | 24 | 42 | 64 | 48 | -22 | Relegated | ||
1992-93 | English League One | 46 | 16 | 12 | 18 | 59 | 64 | 60 | -5 | |||
1993-94 | English League One | 46 | 25 | 10 | 11 | 88 | 56 | 85 | 32 | |||
1994-95 | English League One | 46 | 12 | 10 | 24 | 45 | 83 | 46 | -38 | Relegated | ||
1995-96 | English League Two | 46 | 22 | 12 | 12 | 68 | 49 | 78 | 19 | Promoted | ||
1996-97 | English League One | 46 | 12 | 18 | 16 | 47 | 58 | 54 | -11 | |||
1997-98 | English League One | 46 | 12 | 13 | 21 | 55 | 70 | 49 | -15 | Relegated | ||
1998-99 | English League Two | 46 | 17 | 10 | 19 | 58 | 54 | 61 | 4 | |||
1999-00 | English League Two | 46 | 16 | 18 | 12 | 55 | 51 | 66 | 4 | |||
2000-01 | English League Two | 46 | 15 | 13 | 18 | 54 | 61 | 58 | -7 | |||
2001-02 | English League Two | 46 | 31 | 9 | 6 | 71 | 28 | 102 | 43 | Promoted | ||
2002-03 | English League One | 46 | 17 | 14 | 15 | 63 | 52 | 65 | 11 | |||
2003-04 | English League One | 46 | 26 | 12 | 8 | 85 | 41 | 90 | 44 | Promoted | ||
2004-05 | English Championship | 46 | 14 | 11 | 21 | 52 | 64 | 53 | -12 | |||
2005-06 | English Championship | 46 | 13 | 17 | 16 | 39 | 46 | 56 | -7 | |||
2006-07 | English Championship | 46 | 17 | 16 | 13 | 63 | 62 | 67 | 1 | |||
2007-08 | English Championship | 46 | 17 | 13 | 16 | 60 | 50 | 64 | 10 | |||
2008-09 | English Championship | 46 | 13 | 12 | 21 | 44 | 57 | 51 | -13 | |||
2009-10 | English Championship | 46 | 11 | 8 | 27 | 43 | 68 | 41 | -25 | Relegated | ||
2010-11 | English League One | 46 | 15 | 7 | 24 | 51 | 74 | 42 | -23 | Relegated | ||
2011-12 | English League Two | 46 | 10 | 16 | 20 | 47 | 64 | 46 | -17 | |||
2012-13 | English League Two | 46 | 13 | 13 | 20 | 46 | 55 | 52 | -9 | |||
2013-14 | English League Two | 46 | 16 | 12 | 18 | 51 | 58 | 60 | -7 | |||
2014-15 | English League Two | 46 | 20 | 11 | 15 | 55 | 37 | 71 | 18 | |||
2015-16 | English League Two | 46 | 24 | 9 | 13 | 72 | 46 | 81 | 26 | |||
2016-17 | English League Two | 46 | 26 | 9 | 11 | 71 | 46 | 87 | 25 | Promoted | ||
2017-18 | English League One | 46 | 19 | 11 | 16 | 58 | 59 | 68 | -1 | |||
2018-19 | English League One | 46 | 13 | 11 | 22 | 56 | 80 | 50 | -24 | Relegated | ||
2019-20 | English League Two | 37 | 20 | 8 | 9 | 61 | 39 | 68 | 22 | Promoted | ||
2020-21 | English League One | 46 | 14 | 11 | 21 | 53 | 80 | 53 | -27 | |||
2021-22 | English League One | 46 | 23 | 11 | 12 | 68 | 48 | 80 | 20 | |||
2022-23 | English League One | 46 | 31 | 8 | 7 | 82 | 47 | 101 | 35 | Promoted |