| RESULTS | 9th/10th October 2004 | click for more details | |
| NDSL 9B | Ratoath Harps 0 | Castleknock Celtic 8 | click for more details |
| NDSL 10White | Castleknock Celtic 2 | St Brendans Utd 1 | click for more details |
| NDSL 11B | Castleknock Celtic 2 | Belgrove 6 | click for more details |
| Norton SFAI Cup 12 Premier | Castleknock Celtic 3 | Maynooth Town 0 | click for more details |
| Troy SFAI Cup 13 Premier | Castleknock Celtic 2 | Skerries Town 1 | click for more details |
| Troy SFAI Cup 13D | Bay Utd 3 | Castleknock Celtic 1 | |
| NDSL 13E | Castleknock Celtic 7 | Portmarnock 0 | |
| Goodson SFAI Cup 14 Premier | Castleknock Celtic 2 | Maynooth Town 1 | click for more details |
| Evans SFAI Cup 15 Premier | Willows FC 3 | Castleknock Celtic 2 | |
| DDSL 16A1 | Cabinteely FC | Castleknock Celtic | |
| NDSL 16B | Rivervalley Rgrs 3 | Castleknock Celtic 3 | |
| FAI Cup 17 Major | Wolfe Town 2 | Castleknock Celtic 0 | click for more details |
| DDSL 18 Premier | Esker Celtic 1 | Castleknock Celtic 5 | click for more details |