| Reserve Division One | |||
| 06/09/2003 | Honley Res | 2 - 2 | Slaithwaite Utd Res |
| 13/09/2003 | Slaithwaite Utd Res | 5 - 3 | Kirkheaton Rovers Res |
| 20/09/2003 | Netherton Res | 0 - 5 | Slaithwaite Utd Res |
| 27/09/2003 | Slaithwaite Utd Res | 4 - 0 | New Mill 94 Res |
| 04/10/2003 | Uppermill Res | 1 - 2 | Slaithwaite Utd Res |
| 11/10/2003 | Slaithwaite Utd Res | 3 - 1 | Shepley Res |
| 18/10/2003 | Meltham Athletic Res | 1 - 3 | Slaithwaite Utd Res |
| 25/10/2003 | Diggle Res | 1 - 3 | Slaithwaite Utd Res |
| 01/11/2003 | Heywood Sports Res | 1 - 1 | Slaithwaite Utd Res |
| Richardson Cup Round Two | |||
| 08/11/2003 | Kirkheaton Rovers 'A' | 2 - 6 | Slaithwaite Utd Res |
| FA Junior Cup Round One | |||
| 15/11/2003 | Slaithwaite Utd Res | 10 - 2 | Paddock Rangers Res |
| 22/11/2003 | Kirkburton Res | 2 - 5 | Slaithwaite Utd Res |
| 29/11/2003 | Slaithwaite Utd Res | 4 - 0 | Heywood Sports Res |
| 06/12/2003 | Shepley Res | 2 - 4 | Slaithwaite Utd Res |
| 03/01/2004 | Britannia Sports Res | 1 - 1 | Slaithwaite Utd Res |
| Richardson Cup Round Three Quarter Final | |||
| 10/01/2004 | Slaithwaite Utd Res | 5 - 2 | Honley 'A' |
| FA Junior Cup Round Two | |||
| 17/01/2004 | Slaithwaite Utd Res | 6 - 1 | Lindley Liberal Res |
| 24/01/2004 | Slaithwaite Utd Res | 2 - 1 | Netherton Res |
| 14/02/2004 | Slaithwaite Utd Res | 2 - 1 | Britannia Sports Res |
| 21/02/2004 | Kirkheaton Rovers Res | 3 - 1 | Slaithwaite Utd Res |
| 06/03/2004 | Slaithwaite Utd Res | 3 - 1 | Diggle Res |
| 13/03/2004 | New Mill 94 Res | 0 - 4 | Slaithwaite Utd Res |
| FA Junior Cup Round Three Quarter Finals | |||
| 20/03/2004 | Slaithwaite Utd Res | 4 - 0 | Netherton Res |
| 03/04/2004 | Slaithwaite Utd Res | 3 - 2 | Meltham Athletic Res |
| Richardson Cup Semi Final | |||
| 06/04/2004 | Slaithwaite Utd Res | 1 - 0 | Shepley Res |
| FA Junior Cup Semi Final | |||
| 10/04/2004 | Slaithwaite Utd Res | 2 - 1 | Scholes Res |
| 13/04/2004 | Slaithwaite Utd Res | 1 - 1 | Honley Res |
| 17/04/2004 | Slaithwaite Utd Res | 2 - 1 | Uppermill Res |
| 20/04/2004 | Slaithwaite Utd Res | 2 - 2 | Kirkburton Res |
| FA Junior Cup Final | |||
| 23/04/2004 | Slaithwaite Utd Res | 1 - 2 | Heywood Sports Res |