League Record
| Season | Position Finished | Played | Won | Drawn | Lost | For | Against | Points | League & Division |
| 1979/80 | 12th | 30 | 9 | 6 | 15 | 28 | 39 | 24 | Essex Senior League |
| 1980/81 | 12th | 32 | 9 | 9 | 14 | 34 | 50 | 27 | Essex Senior League |
| 1981/82 | 14th | 32 | 6 | 10 | 16 | 25 | 47 | 22 | Essex Senior League |
| 1982/83 | 17th | 32 | 4 | 9 | 19 | 29 | 66 | 17 | Essex Senior League |
| 1983/84 | 12th | 32 | 11 | 6 | 15 | 25 | 44 | 28 | Essex Senior League |
| 1984/85 | 13th | 30 | 7 | 8 | 15 | 30 | 44 | 29 | Essex Senior League |
| 1985/86 | 5th | 32 | 16 | 9 | 7 | 64 | 41 | 57 | Essex Senior League |
| 1986/87 | 5th | 32 | 15 | 10 | 7 | 62 | 45 | 55 | Essex Senior League |
| 1987/88 | 5th | 32 | 17 | 7 | 8 | 73 | 39 | 58 | Essex Senior League |
| 1988/89 | 2nd | 32 | 19 | 8 | 5 | 70 | 38 | 65 | Essex Senior League |
| 1989/90 | 3rd | 30 | 16 | 8 | 6 | 64 | 29 | 56 | Essex Senior League |
| 1990/91 | 8th | 28 | 11 | 9 | 8 | 46 | 38 | 42 | Essex Senior League |
| 1991/92 | ▲3rd | 32 | 19 | 9 | 4 | 62 | 24 | 66 | Essex Senior League |
| 1992/93 | 8th | 38 | 17 | 7 | 14 | 69 | 58 | 58 | Isthmian League Division 3 |
| 1993/94 | 16th | 40 | 10 | 15 | 15 | 65 | 64 | 45 | Isthmian League Division 3 |
| 1994/95 | 13th | 40 | 14 | 8 | 18 | 60 | 79 | 50 | Isthmian League Division 3 |
| 1995/96 | 9th | 40 | 17 | 8 | 15 | 61 | 50 | 59 | Isthmian League Division 3 |
| 1996/97 | 6th | 32 | 16 | 6 | 10 | 58 | 51 | 54 | Isthmian League Division 3 |
| 1997/98 | 6th | 38 | 23 | 7 | 8 | 70 | 40 | 76 | Isthmian League Division 3 |
| 1998/99 | 9th | 38 | 15 | 13 | 10 | 74 | 56 | 58 | Isthmian League Division 3 |
| 1999/00 | ▲1st | 40 | 26 | 7 | 7 | 89 | 42 | 85 | Isthmian League Division 3 |
| 2000/01 | 12th | 42 | 16 | 11 | 15 | 71 | 64 | 59 | Isthmian League Division 2 |
| 2001/02 | 8th | 42 | 21 | 8 | 13 | 67 | 59 | 71 | Isthmian League Division 2 |
| The Isthmian League re-organised its Divisions, East Thurrock United were placed in Division 1 North | |||||||||
| 2002/03 | 17th | 46 | 17 | 10 | 19 | 75 | 79 | 61 | Isthmian League Division 1 North |
| 2003/04 | ►12th | 46 | 19 | 11 | 16 | 62 | 54 | 68 | Isthmian League Division 1 North |
| 2004/05 | ▲2nd | 42 | 25 | 12 | 5 | 92 | 38 | 87 | Southern League Eastern Division |
| 2005/06 | 12th | 42 | 18 | 5 | 19 | 60 | 60 | 59 | Isthmian League Premier Division |
| 2006/07 | 16th | 42 | 14 | 6 | 22 | 56 | 70 | 48 | Isthmian League Premier Division |
| 2007/08 | ▼20th | 42 | 14 | 9 | 19 | 48 | 67 | 50* | Isthmian League Premier Division |
| 2008/09 | ♦►2nd | 42 | 30 | 5 | 7 | 112 | 50 | 95 | Isthmian League Division 1 North |
| 2009/10 | ♦►5th | 42 | 23 | 8 | 11 | 102 | 59 | 77 | Isthmian League Division 1 North |
| 2010/11 | ▲1st | 40 | 30 | 5 | 5 | 92 | 38 | 95 | Isthmian League Division 1 North |
| 2011/12 | 10th | 42 | 18 | 8 | 16 | 70 | 65 | 62 | Isthmian League Premier Division |
| 2012/13 | 5th | 42 | 18 | 16 | 8 | 65 | 45 | 70 | Isthmian League Premier Division |
| 2013/14 | 20th | 46 | 13 | 10 | 23 | 66 | 84 | 49 | Isthmian League Premier Division |
| 2014/15 | 13th | 46 | 17 | 15 | 14 | 66 | 71 | 66 | Isthmian League Premier Division |
| 2015/16 | ♦▲3rd | 46 | 26 | 13 | 7 | 107 | 53 | 91 | Isthmian League Premier Division |
| 2016/17 | 13th | 42 | 14 | 14 | 14 | 73 | 65 | 56 | National League South |
| 2017/18 | 15th | 42 | 13 | 11 | 18 | 68 | 84 | 50 | National League South |
| 2018/19 | ▼21st | 42 | 10 | 7 | 25 | 42 | 63 | 37 | National League South |
| 2019/20 | ABANDONED | 30 | 14 | 4 | 12 | 47 | 40 | 46 | Isthmian League Premier Division |
| 2020/21 | ABANDONED | 9 | 1 | 2 | 6 | 10 | 21 | 5 | Isthmian League Premier Division |
| 2021/22 | ▼21st | 42 | 9 | 8 | 25 | 44 | 98 | 35 | Isthmian League Premier Division |
| 2022/23 | 12th | 38 | 14 | 7 | 17 | 46 | 55 | 49 | Isthmian League North Division |
| 2023/24 | - | - | - | - | - | - | - | - | Isthmian League North Division |
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Footnotes |
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2007/08 - Deducted 1 Point |
EAST THURROCK UNITED
