Head to Head
| Denmark Danmarksserien Promotion | 2021/05/29 11:00 | Allerød v Frederikssund IK | D | 1-1 |
Home History
| Denmark Danmarksserien Promotion | 2021/06/12 10:00 | GVI v Frederikssund IK | D | 2-2 |
| Denmark Danmarksserien Promotion | 2021/06/09 17:00 | Herlev v Frederikssund IK | L | 1-0 |
| Denmark Danmarksserien Promotion | 2021/06/05 11:00 | Frederikssund IK v Ledøje-Smørum Fodbold | D | 2-2 |
| Denmark Danmarksserien Promotion | 2021/05/29 11:00 | Allerød v Frederikssund IK | D | 1-1 |
| Denmark Series Play-Offs | 2021/05/22 11:00 | Frederikssund IK v GVI | L | 1-2 |
| Denmark Series Group 1 | 2021/05/16 12:00 | Frederikssund IK v Union | W | 4-2 |
| Denmark Series Group 1 | 2021/05/08 12:00 | Køge Nord FC v Frederikssund IK | W | 0-3 |
| Denmark Series Group 1 | 2021/05/01 12:00 | Frederikssund IK v KFUMs Boldklub | W | 3-0 |
Away History
| Denmark Danmarksserien Promotion | 2021/06/12 11:00 | Allerød v Karlslunde IF | L | 1-2 |
| Denmark Danmarksserien Promotion | 2021/06/09 17:00 | Allerød v Ishoj | L | 2-5 |
| Denmark Danmarksserien Promotion | 2021/06/05 12:00 | Køge Nord FC v Allerød | W | 0-4 |
| Denmark Danmarksserien Promotion | 2021/05/29 11:00 | Allerød v Frederikssund IK | D | 1-1 |
| Denmark Series Play-Offs | 2021/05/22 11:00 | Karlslunde IF v Allerød | L | 1-0 |
| Denmark Series Group 2 | 2021/05/19 17:00 | Allerød v B 1908 | L | 0-3 |
| Denmark Series Group 2 | 2021/05/08 12:00 | Allerød v Skjold Birkerød | W | 3-2 |
| Denmark Series Group 2 | 2021/05/05 17:00 | Otterup v Allerød | D | 2-2 |