| Season | League | Pos | Pld | W | D | L | F | A | GD | Pts |
| 1967/68 | Welsh League D2 | 1st | 32 | 26 | 2 | 4 | 156 | 42 | 114 | 54 |
| 1968/69 | Welsh League D1 | 7th | 34 | 19 | 4 | 11 | 103 | 63 | 40 | 42 |
| 1969/70 | Welsh League D1 | 2nd | 32 | 21 | 5 | 6 | 61 | 39 | 22 | 47 |
| 1970/71 | Welsh League Premier | 14th | 34 | 6 | 10 | 18 | 52 | 72 | -20 | 22 |
| 1971/72 | Welsh League Premier | 16th | 34 | 8 | 7 | 19 | 40 | 77 | -37 | 23 |
| 1972/73 | Welsh League Premier | 10th | 33 | 13 | 5 | 15 | 51 | 56 | -5 | 31 |
| 1973/74 | Welsh League Premier | 7th | 34 | 14 | 11 | 9 | 61 | 42 | 19 | 39 |
| 1974/75 | Welsh League Premier | 16th | 34 | 8 | 9 | 17 | 38 | 62 | -24 | 25 |
| 1975/76 | Welsh League D1 | 2nd | 34 | 20 | 9 | 5 | 64 | 34 | 30 | 49 |
| 1976/77 | Welsh League Premier | 14th | 34 | 8 | 12 | 14 | 24 | 37 | -13 | 28 |
| 1977/78 | Welsh League Premier | 18th | 34 | 3 | 12 | 19 | 28 | 71 | -43 | 18 |
| 1978/79 | Welsh League D1 | 15th | 34 | 8 | 8 | 18 | 34 | 53 | -19 | 24 |
| 1979/80 | Welsh League D1 | 18th | 34 | 1 | 6 | 27 | 35 | 101 | -66 | 8 |
| 1980/81 | Welsh League D2 | 16th | 38 | 11 | 4 | 23 | 63 | 78 | -15 | 26 |
| 1981/82 | Welsh League D2 # | 2nd | 32 | 20 | 8 | 4 | 77 | 27 | 50 | 68 |
| 1982/83 | Welsh League D1 | 8th | 32 | 13 | 8 | 11 | 60 | 48 | 12 | 47 |
| 1983/84 | Welsh League National | 12th | 30 | 10 | 4 | 16 | 40 | 50 | -10 | 34 |
| 1984/85 | Welsh League National | 15th | 32 | 4 | 9 | 19 | 43 | 87 | -44 | 21 |
| 1985/86 | Welsh League National | 5th | 32 | 16 | 7 | 9 | 68 | 43 | 25 | 55 |
| 1986/87 | Welsh League National | 3rd | 32 | 18 | 8 | 6 | 60 | 31 | 29 | 62 |
| 1987/88 | Welsh League National | 5th | 34 | 20 | 4 | 10 | 57 | 36 | 21 | 64 |
| 1988/89 | Welsh League National | 14th | 32 | 9 | 6 | 17 | 43 | 59 | -16 | 33 |
| 1989/90 | Welsh League National | 4th | 30 | 19 | 3 | 8 | 55 | 33 | 22 | 60 |
| 1990/91 | Welsh League National | 9th | 30 | 11 | 6 | 13 | 63 | 58 | 5 | 39 |
| 1991/92 | Welsh League National | 7th | 30 | 11 | 12 | 7 | 51 | 42 | 9 | 45 |
| 1992/93 | League of Wales | 1st | 38 | 26 | 9 | 3 | 69 | 22 | 47 | 87 |
| 1993/94 | League of Wales | 8th | 38 | 16 | 9 | 13 | 51 | 46 | 5 | 57 |
| 1994/95 | League of Wales | 5th | 38 | 20 | 7 | 11 | 69 | 49 | 20 | 67 |
| 1995/96 | League of Wales | 7th | 40 | 14 | 15 | 11 | 58 | 49 | 9 | 57 |
| 1996/97 | League of Wales | 9th | 40 | 19 | 8 | 13 | 71 | 61 | 10 | 65 |
| 1997/98 | League of Wales | 5th | 38 | 22 | 7 | 9 | 78 | 47 | 31 | 73 |
| 1998/99 | League of Wales | 3rd | 32 | 17 | 6 | 9 | 72 | 44 | 28 | 57 |
| 1999/00 | League of Wales | 3rd | 34 | 21 | 6 | 7 | 71 | 37 | 34 | 69 |
| 2000/01 | League of Wales | 2nd | 34 | 24 | 2 | 8 | 71 | 34 | 37 | 74 |
| 2001/02 | League of Wales | 7th | 34 | 17 | 4 | 13 | 66 | 53 | 13 | 55 |
| 2002/03 | Welsh Premier League | 9th | 34 | 14 | 8 | 11 | 51 | 39 | 12 | 50 |
| 2003/04 | Welsh Premier League | 7th | 32 | 15 | 3 | 14 | 51 | 44 | 7 | 48 |
| 2004/05 | Welsh Premier League | 7th | 34 | 15 | 8 | 11 | 52 | 47 | 5 | 53 |
| 2005/06 | Welsh Premier League * | 17th | 34 | 8 | 8 | 18 | 42 | 73 | -31 | 19 |
| 2006/07 | Welsh Premier League | 17th | 32 | 4 | 8 | 20 | 36 | 75 | -39 | 20 |
| 2007/08 | Welsh League D1 | 14th | 34 | 10 | 8 | 16 | 56 | 50 | 6 | 38 |
| 2008/09 | Welsh League D1 | 18th | 34 | 3 | 7 | 24 | 32 | 90 | -58 | 16 |
| 2009/10 | Welsh League D2 ~ | 14th | 34 | 10 | 7 | 17 | 47 | 62 | -15 | 37 |
* points deduction
# changed from 2 points for a win to 3
~ league restructure at season's end