| # | Tier | Division | G | W | D | L | GF | GA | Pts | +- | ||
| 1979-80 | English National League | 38 | 10 | 10 | 18 | 32 | 48 | 30 | -16 | |||
| 1979-80 | English National League | 38 | 10 | 10 | 18 | 32 | 48 | 30 | -16 | |||
| 1980-81 | English National League | 38 | 12 | 7 | 19 | 39 | 64 | 31 | -25 | |||
| 1981-82 | English National League | 42 | 9 | 14 | 19 | 36 | 52 | 41 | -16 | |||
| 1982-83 | English National League | 42 | 16 | 3 | 23 | 55 | 78 | 51 | -23 | |||
| 1983-84 | English National League | 42 | 16 | 10 | 16 | 55 | 58 | 49 | -3 | |||
| 1984-85 | English National League | 42 | 15 | 11 | 16 | 59 | 52 | 47 | 7 | |||
| 1985-86 | English National League | 42 | 13 | 11 | 18 | 56 | 60 | 41 | -4 | |||
| 1986-87 | English National League | 42 | 25 | 10 | 7 | 86 | 39 | 85 | 47 | |||
| 1987-88 | English National League | 42 | 23 | 11 | 8 | 93 | 45 | 80 | 48 | |||
| 1988-89 | English National League | 40 | 18 | 7 | 15 | 64 | 69 | 61 | -5 | |||
| 1989-90 | English National League | 42 | 26 | 7 | 9 | 81 | 41 | 85 | 40 | |||
| 1990-91 | English National League | 42 | 26 | 9 | 7 | 103 | 52 | 87 | 51 | Promoted | ||
| 1991-92 | English Division Four | 42 | 21 | 6 | 15 | 81 | 61 | 69 | 20 | |||
| 1992-93 | English League Two | 42 | 23 | 10 | 9 | 66 | 48 | 79 | 18 | Promoted | ||
| 1993-94 | English League One | 46 | 5 | 13 | 28 | 41 | 86 | 28 | -45 | Relegated | ||
| 1994-95 | English League Two | 42 | 15 | 11 | 16 | 56 | 63 | 56 | -7 | |||
| 1995-96 | English League Two | 46 | 18 | 16 | 12 | 65 | 45 | 70 | 20 | |||
| 1996-97 | English League Two | 46 | 14 | 16 | 16 | 46 | 51 | 58 | -5 | |||
| 1997-98 | English League Two | 46 | 19 | 13 | 14 | 61 | 51 | 70 | 10 | |||
| 1998-99 | English League Two | 46 | 14 | 13 | 19 | 54 | 71 | 55 | -17 | |||
| 1999-00 | English League Two | 46 | 21 | 12 | 13 | 59 | 53 | 75 | 6 | |||
| 2000-01 | English League Two | 46 | 12 | 9 | 25 | 67 | 81 | 45 | -14 | Relegated | ||
| 2001-02 | English National League | 42 | 19 | 10 | 13 | 64 | 48 | 67 | 16 | |||
| 2002-03 | English National League | 42 | 13 | 14 | 15 | 65 | 68 | 53 | -3 | |||
| 2003-04 | English National League | 42 | 19 | 14 | 9 | 60 | 46 | 71 | 14 | |||
| 2004-05 | English National League | 42 | 26 | 8 | 8 | 90 | 44 | 86 | 46 | Promoted | ||
| 2005-06 | English League Two | 46 | 12 | 18 | 16 | 44 | 57 | 54 | -13 | |||
| 2006-07 | English League Two | 46 | 16 | 11 | 19 | 55 | 70 | 59 | -15 | |||
| 2007-08 | English League Two | 46 | 16 | 12 | 18 | 56 | 63 | 60 | -7 | |||
| 2008-09 | English League Two | 46 | 11 | 15 | 20 | 56 | 74 | 48 | -18 | |||
| 2009-10 | English League Two | 46 | 12 | 12 | 22 | 47 | 63 | 48 | -16 | |||
| 2010-11 | English League Two | 46 | 12 | 12 | 22 | 58 | 77 | 48 | -19 | |||
| 2011-12 | English League Two | 46 | 12 | 10 | 24 | 52 | 79 | 46 | -27 | |||
| 2012-13 | English League Two | 46 | 13 | 12 | 21 | 47 | 59 | 51 | -12 | Relegated | ||
| 2013-14 | English National League | 46 | 19 | 13 | 14 | 58 | 53 | 70 | 5 | |||
| 2014-15 | English National League | 46 | 28 | 8 | 10 | 94 | 46 | 92 | 48 | Promoted | ||
| 2015-16 | English League Two | 46 | 17 | 11 | 18 | 67 | 68 | 62 | -1 | |||
| 2016-17 | English League Two | 46 | 14 | 15 | 17 | 57 | 64 | 57 | -7 | |||
| 2017-18 | English League Two | 46 | 12 | 10 | 24 | 46 | 65 | 46 | -19 | Relegated | ||
| 2018-19 | English National League | 46 | 16 | 12 | 18 | 45 | 50 | 60 | -5 | |||
| 2019-20 | English National League | 35 | 14 | 12 | 9 | 52 | 42 | 54 | 10 | |||
| 2020-21 | English National League | 42 | 8 | 7 | 27 | 37 | 88 | 31 | -51 | |||
| 2021-22 | English National League | 44 | 13 | 11 | 20 | 59 | 89 | 50 | -30 | |||
| 2022-23 | English National League | 46 | 21 | 11 | 14 | 75 | 67 | 74 | 8 |