| Republic of Ireland Leinster Senior League | 2018/08/26 10:00 | Ballymun United v Swords Celtic FC | L | 2-1 |
| Republic of Ireland Leinster Senior League | 2018/08/26 10:00 | Ballymun United v Swords Celtic FC | L | 2-1 |
| Republic of Ireland Leinster Senior League | 2018/08/22 18:45 | St Mochtas v Swords Celtic FC | L | 2-0 |
| Republic of Ireland Leinster Senior League | 2018/08/17 18:45 | Swords Celtic FC v Killester Donnycarney FC | L | 0-1 |
| Republic of Ireland Leinster Senior League | 2018/05/17 19:05 | Liffey Wanderers v Swords Celtic FC | L | 5-1 |
| Republic of Ireland Leinster Senior League | 2018/02/07 09:47 | Swords Celtic FC v Home Farm FC | D | 1-1 |
| Republic of Ireland Leinster Senior Cup | 2018/01/13 13:59 | Bluebell United v Swords Celtic FC | D | 0-0 |
| Republic of Ireland Leinster Senior League | 2017/12/09 13:06 | Crumlin United v Swords Celtic FC | L | 4-1 |
| Republic of Ireland Leinster Senior League | 2017/11/17 19:32 | Home Farm FC v Swords Celtic FC | W | 2-4 |
| Republic of Ireland Leinster Senior League | 2018/08/29 17:45 | Portmarnock AFC v Ballymun United | L | 2-1 |
| Republic of Ireland Leinster Senior League | 2018/08/27 19:00 | Crumlin United v Ballymun United | W | 0-6 |
| Republic of Ireland Leinster Senior League | 2018/08/26 10:00 | Ballymun United v Swords Celtic FC | W | 2-1 |
| Club Friendly List | 2018/07/31 19:30 | Crumlin United v Ballymun United | L | 3-1 |
| Europe Friendlies | 2018/07/24 19:30 | Ballymun United v Greenhills/Greenpark FC | W | 5-1 |
| Republic of Ireland Leinster Senior League | 2018/04/15 10:03 | Glenville v Ballymun United | L | 1-0 |
| Republic of Ireland Leinster Senior League | 2018/02/18 11:00 | UCD AFC v Ballymun United | W | 0-1 |
| Republic of Ireland Leinster Senior Cup | 2018/02/14 20:00 | St Patricks CY FC v Ballymun United | L | 2-0 |