| Australia New South Wales U20 League | 2020/09/19 07:00 | Manly United U20 v Blacktown City U20 | L | 1-2 |
| Australia New South Wales U20 League | 2020/03/07 06:02 | Manly United U20 v Blacktown City U20 | W | 2-0 |
| Australia New South Wales U20 League | 2019/06/23 03:04 | Blacktown City U20 v Manly United U20 | L | 1-0 |
| Australia New South Wales U20 League | 2019/04/07 03:00 | Manly United U20 v Blacktown City U20 | L | 0-3 |
| Australia New South Wales U20 League | 2018/06/24 03:09 | Manly United U20 v Blacktown City U20 | W | 2-1 |
| Australia New South Wales U20 League | 2018/04/07 07:06 | Blacktown City U20 v Manly United U20 | L | 2-1 |
| Australia New South Wales U20 League | 2017/07/22 06:54 | Manly United U20 v Blacktown City U20 | D | 2-2 |
| Australia New South Wales U20 League | 2017/04/29 07:03 | Blacktown City U20 v Manly United U20 | L | 1-0 |
| Australia New South Wales U20 League | 2021/03/06 23:00 | Wollongong Wolves U20 v Manly United U20 | W | 0-2 |
| Australia New South Wales U20 League | 2021/02/27 06:00 | Manly United U20 v Mt Druitt Town Rangers U20 | W | 4-0 |
| Australia New South Wales U20 League | 2020/10/11 01:30 | Wollongong Wolves U20 v Manly United U20 | D | 1-1 |
| Australia New South Wales U20 League | 2020/09/30 09:30 | Mt Druitt Town Rangers U20 v Manly United U20 | D | 1-1 |
| Australia New South Wales U20 League | 2020/09/26 04:00 | Marconi Stallions U20 v Manly United U20 | L | 2-1 |
| Australia New South Wales U20 League | 2020/09/19 07:00 | Manly United U20 v Blacktown City U20 | L | 1-2 |
| Australia New South Wales U20 League | 2020/09/12 07:00 | Manly United U20 v North Shore Mariners U20 | D | 1-1 |
| Australia New South Wales U20 League | 2020/09/05 07:00 | Manly United U20 v Apia L Tigers U20 | W | 4-0 |
| Australia New South Wales U20 League | 2021/03/07 02:00 | Blacktown City U20 v Bull FC Academy U20 | L | 2-3 |
| Australia New South Wales U20 League | 2021/02/27 06:00 | Blacktown City U20 v Apia L Tigers U20 | L | 1-2 |
| Australia Friendlies | 2021/02/06 06:00 | Blacktown City U20 v Sydney Olympic U20 | L | 0-3 |
| Australia Friendlies | 2021/01/16 00:00 | Hills United FC U20 v Blacktown City U20 | W | 0-2 |
| Australia New South Wales U20 League | 2020/10/25 02:00 | Sydney FC U20 v Blacktown City U20 | W | 1-2 |
| Australia New South Wales U20 League | 2020/10/17 05:30 | Blacktown City U20 v Western Sydney Wanderers U20 | W | 3-1 |
| Australia New South Wales U20 League | 2020/10/09 06:30 | Blacktown City U20 v Western Sydney Wanderers U20 | W | 6-2 |
| Australia New South Wales U20 League | 2020/10/02 07:30 | Blacktown City U20 v Apia L Tigers U20 | W | 4-3 |