| Republic of Ireland Leinster Senior League | 2018/10/01 19:00 | Swords Celtic FC v Ballymun United | D | 1-1 |
| Republic of Ireland Leinster Senior League | 2018/09/23 11:00 | Crumlin United v Ballymun United | L | 6-1 |
| Republic of Ireland Leinster Senior League | 2018/09/07 19:00 | Newbridge Town FC v Ballymun United | D | 0-0 |
| Republic of Ireland Leinster Senior League | 2018/08/30 17:30 | Swords Celtic FC v Ballymun United | L | 4-2 |
| 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 |
| Republic of Ireland Leinster Senior League | 2018/09/23 10:00 | Portmarnock AFC v Bangor Celtic FC | L | 3-0 |
| Republic of Ireland Leinster Senior League | 2018/09/14 18:45 | St Mochtas v Bangor Celtic FC | L | 4-1 |
| Republic of Ireland Leinster Senior Cup | 2018/09/13 18:45 | Glebe North FC v Bangor Celtic FC | L | 6-4 |
| Republic of Ireland Leinster Senior League | 2018/08/30 17:30 | Cherry Orchard v Bangor Celtic FC | L | 3-2 |
| Republic of Ireland Leinster Senior League | 2018/08/29 18:45 | Bangor Celtic FC v Bluebell United | L | 0-3 |
| Republic of Ireland Leinster Senior League | 2018/05/25 18:37 | Bangor Celtic FC v Sacred Heart Firhouse Clover | D | 2-2 |
| Republic of Ireland Leinster Senior League | 2018/05/16 18:45 | Bangor Celtic FC v Newbridge Town FC | W | 2-1 |
| Republic of Ireland Leinster Senior League | 2018/05/13 13:30 | Malahide Utd v Bangor Celtic FC | D | 3-3 |