Home History
| Republic of Ireland Amateur Cup | 2021/10/15 19:00 | Home Farm FC v Kilnamanagh AFC | L | 1-3 |
| Republic of Ireland Leinster Senior League | 2021/10/11 19:00 | Home Farm FC v Newtown Rangers AFC | W | 5-3 |
| Republic of Ireland Leinster Senior League | 2021/10/10 10:31 | Edenderry Town v Home Farm FC | W | 0-1 |
| Republic of Ireland Leinster Senior League | 2021/10/06 19:00 | Home Farm FC v Killester Donnycarney FC | L | 0-2 |
| Republic of Ireland Leinster Senior League | 2021/10/01 18:45 | St Mochtas v Home Farm FC | W | 1-3 |
| Republic of Ireland Leinster Senior League | 2021/09/27 19:00 | Home Farm FC v St Patricks CY FC | W | 2-0 |
| Republic of Ireland Leinster Senior League | 2021/09/12 10:00 | Home Farm FC v Bluebell United | D | 0-0 |
| Republic of Ireland Leinster Senior League | 2021/09/06 18:30 | Home Farm FC v Templeogue United FC | W | 2-0 |
Away History
| Republic of Ireland Leinster Senior League | 2021/10/03 10:00 | Lucan United v Portmarnock AFC | L | 7-0 |
| Republic of Ireland Leinster Senior League | 2021/08/29 10:00 | Portmarnock AFC v St Patricks CY FC | W | 4-0 |
| Republic of Ireland Leinster Senior League | 2021/08/15 10:00 | Ballymun United v Portmarnock AFC | L | 4-2 |
| Republic of Ireland Leinster Senior League | 2021/07/25 10:00 | Portmarnock AFC v Newbridge Town FC | W | 1-0 |
| Republic of Ireland Leinster Senior League | 2021/07/11 10:00 | Portmarnock AFC v Glenville | D | 0-0 |
| Republic of Ireland Leinster Senior League | 2021/07/05 19:00 | St Patricks CY FC v Portmarnock AFC | W | 0-2 |
| Republic of Ireland Leinster Senior League | 2021/06/13 10:00 | Portmarnock AFC v Rush Athletic | L | 1-4 |
| Republic of Ireland Leinster Senior League | 2020/08/26 17:30 | Portmarnock AFC v St Mochtas | L | 2-5 |